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A604, 41TE Transmissions


Slips, Flares, Binds & Shudders Shift Timing / Missing Gears Engagement Issues / Won't Move
Trouble Codes / Incorrect PSI Leaks, Vibrations & Noises TCC Operation / Miscellaneous

Important Note: Confirmed fixes are marked: confirmed fix.   Click an un-checked checkbox to confirm a fix.

Slips, Flares, Binds, & Shudders
? COMPLAINT CAUSE CORRECTION
1-2 & 3-4 shudder TCM calibration issue Replaced the TCM
Confirmed Fix 1-2 shudder Incorrect friction material Installed Borg Warner clutches
2-1 coast-down clunk intermittantly Failed right front brake hose Replaced the right front brake hose
2-1 downshift clunk Internal TCM failure Replaced the TCM
2-1 forced downshift chatter 2-4 accumulator was installed backwards Installed 2-4 accumulator piston first, then the springs
Bind in 4th gear Incorrect clutches were installed, & clearance was too tight Installed correct UD clutches
Bind up during lock up apply Internal TCM failure Replaced the TCM
Binds in 4th Internal TCM failure Replaced the TCM
Binds in forward after overhaul Plastic 2-4 accumulator piston Installed an aluminum accumulator piston
Binds in reverse & goes forward in neutral Mis-positioned solenoid pack gasket Replaced solenoid pack gasket
Binds on 3-4 shift and harsh 2-1 coast down shifts Undetermined. Possible cross leak or worn switch valve bore Replaced the valve body
Binds on 3-4 shift. Mushy 1-2 and 2-3 shifts Worn solenoid switch valve bore Installed Sonnax OVERSIZED solenoid switch valve
Binds up in reverse Snap ring in input drum came out of place Installed snap ring with bevel up
Bindup on 1-2 shift Mis-placed accumulator springs Installed springs in correct locations
Bumpy at stops. Speedo reading 20 mph at stop Alternator noise in OSS circuit Replaced the alternator
Clunk on 2-1 downshift after overhaul Excessive low/rev clutch clearance Reduced low/rev clutch clearance
Confirmed Fix Codes 36, & 52 after overhaul. Harsh 1-2 and 4-2 shifts Plastic 2-4 accumulator piston Installed aluminum accumulator piston
Double bump in reverse. Shudders on upshifts Internal solenoid pack failure Replaced solenoid pack
Confirmed Fix Double bump on 3-2 shift Internal solenoid pack failure Replaced the solenoid pack
Fast bind on 2-3 shift CVI's needed updating Good road test
Confirmed Fix Hard downshifts Internal TCM failure Replaced the TCM
Harsh 1-2 shift TCM calibration issue Replaced the TCM with updated part
Harsh 1-2 shift Worn reducing bushing in the valve body Replaced reducing bushing
Harsh 2-1 downshift after overhaul CVI's needed updating (quick learn) 32 forced 3-1 downshifts fixed this one
Harsh 2-3 and 3-4 shifts. Sets code 62: Inadequate OD clutch volume Undetermined Replaced the valve body
Harsh 2-3, then limp mode when hot. Sets code 53. Damaged accumulator bores in case Attempted to repair but ended up replacing the case
Harsh 3-4 shift Undetermined Replaced the valve body
Harsh 4-3 coast downshift clunk Incorrect OD clutches and clearances Replaced the OD clutches and reset clutch clearances
Harsh 4-3 downshift coming to a stop. UD cvi is high Failed UD clutch Complete overhaul
Harsh down shifts after fluid change Elevated CVI's & possibly incorrect fluid Installed correct fluid & performed quick learn procedure
Harsh downshift coming to a stop Bad connection at TPS Repaired loose connection
Harsh downshift, then limp in mode Worn switch valve bore Replaced Switch Valve with Sonnax oversized
Harsh forward engagement & bind in 4th Checkball installed in the wrong pocket Installed the check balls in the correct locations
Confirmed Fix Intermitant neutrals out in 1st, or delayed forward engagement Worn lip seal due to grooved piston Replaced inner lip seal and piston for the UD clutch
Locks up in neutral w/ engine running only Complete gear train failure Relaced transmission with reman unit
Neutrals on 1-2 shift, then won't move forward Missing 2-4 seal on the valve body Installed seal on the valve body
Neutrals on 2-3 shift Missing plugs in solenoid switch valve lineup Installed missing plugs
Confirmed Fix Neutrals on 2-3 shift. Sets codes 36 & 53 Stripped spline on front planetary carrier Replaced front planetary carrier
Neutrals on freeway when hot. Sets code 43: OD solenoid circuit Internal solenoid pack failure Replaced solenoid pack
Part throttle chatter / flair up on 2-3 shift Cut lip seal on the od/rev piston Re-sealed the input clutch assembly
Confirmed Fix Shudder and slight flare on 3-4 shift Internal solenoid pack failure Replaced the solenoid pack
Shudder in all gears after overhaul Left out top steel in 2-4 pack Installed missing 2-4 steel & new friction
Shudder just before stopping TCM calibration issue Reprogrammed the TCM
Shudder on 2-3 shift Calibration Had dealer reflash as per TSB 21-018-07 REV.A
Shudder on 3-4 shift Incorrectly stacked clutch pack Corrected the assembly error in input clutch assembly
Shudder on all shifts after overhaul Inadequate friction material Exchanged all tan frictions with green.
Shudder on all upshifts Possible calibration issue with valve body Replaced input drum, and installed Transgo shift kit™
Shudders and binds in reverse Internal failures Overhauled transmission
Shudders on forced 2-1 downshifts TCM calibration issue Replaced the TCM with updated part
Slip and bang, just before 1-2 shift Internal solenoid pack failure Replaced the solenoid pack
Slip and bump on 2-3 shift, neutrals on 3-4 shift Failed OD clutches Replaced the OD clutches
Slips in forward & reverse when cold TCC control valve & spring installed backwards Assembled valve body correctly
Slips on 1-2 shift 2-4 clutch retainer snap ring popped out of case Installed snap ring in case properly
Confirmed Fix Slips on 2-3, then limp mode. Sets ratio codes. Broken OD hub Replaced OD hub
Transmission locks up in 2nd Mis-positioned check ball Installed check balls in correct locations
Confirmed Fix Will not downshift at a stop when hot. Neutrals at stops. Pressure loss at L/R clutch Replaced the L/R lip seals with D-rings
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Shift Timing, Shift Hunting, Missing Gears
? COMPLAINT CAUSE CORRECTION
1-2 bump, bump, bump Internal solenoid pack failure Replaced the solenoid pack
2nd gear only. Limp mode with no check engine light and no codes Internal solenoid pack failure Replaced the solenoid pack
2nd gear only. Limp mode. No communication with TCM Failed Integrated Power Module AKA - Under-hood fuse box Replaced the Integrated Power Module (IPM)
2nd gear starts Shorted #61 wire under battery tray Repaired shorted wire
2nd gear starts without limp mode Internal solenoid pack failure Replaced solenoid pack
3-4 shift abort after OD cvi drops Intermittant operation of speed sensors, loose TPS bracket Replaced the input & output speed sensors and repaired loose TPS
Delayed upshifts when hot Low battery voltage Replaced the battery
Double bump 1-2 shift Calibration issue Transgo® Shift Kit™
Downshifts on it's own when hot Failed throttle position sensor Replaced TPS
Hunts on 1-2 and 2-3 shift, or 2nd gear starts. Sets code P0720 Failed Alternator Replaced the Alternator
Intermitant no upshift. Stuck in 1st Internal TCM failure Replaced the TCM
Intermittantly neutrals at stop & 2nd gear starts. Code P0750 Internal TCM failure Replaced the TCM
Late 2-3 and 3-4 shifts when hot Failed engine coolant temperature sensor Replaced the ECT sensor
Late 3-4 upshift on light accel Bad ground connection Cleaned the ground connections
Late upshift to OD Plugged exhaust Replaced the catalytic converter
Late Upshifts. Irratic TPS signal at TCM Internal TCM failure Replaced TCM
Late, hard shifts when cold Failed range sensor Replaced range sensor
Confirmed Fix Limp in with no codes Internal TCM failure Replaced the TCM
Limp mode after 15 feet Faulty output speed sensor Replaced the OSS
Limp mode when wipers are on Bad ground in power distribution center Repaired ground in PDC
Limp mode with no codes Open wire from eatx relay to solenoid pack Repaired the open wire
Limp mode with no codes Failed solenoid Replaced the solenoid pack
Limp mode with no communication to TCM Internal TCM failure Replaced the TCM
No 2nd gear or 4th gear after overhaul Incorrect 2-4 molded piston and not enough clutches Installed the correct molded piston for 40TE
No 3rd or 4th Burnt OD clutch Replaced clutches
No 4th after overhaul Incorrect OD reaction plate Installed correct plate
No passing gear and slight 1-2 chatter Loose throttle cable bracket at intake plenum Repaired broken bolt on throttle cable bracket
No shift to 3rd, then 2nd gear only Failed input speed sensor Replaced the sensor
Confirmed Fix No TCM Communication. Limp Mode Internal TCM failure replaced the TCM
OD cancels when brakes applied Extra wire at TCM connector Cut wire to pin 49
Confirmed Fix Will not downshift at a stop when hot. Neutrals at stops. Pressure loss at L/R clutch Replaced the L/R lip seals with D-rings
Will not upshift. 2nd gear only with no codes Technician error The wrong TCM was installed
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Engagement Issues, Wont Move
? COMPLAINT CAUSE CORRECTION
Car neutrals out after driving 1/4 mile. Plugged filter Replaced filter
Delayed double engagement feeling Faulty reman TCM Replaced the TCM with another unit from same company
Delayed engagement when cold Pump gasket sucked in Replaced pump gasket
Delayed engagements when cold Undetermined Drilled 3 holes in seperator plate
Delayed engagements when hot after overhaul Vespel sealing rings on pump stator Replaced vespel rings with standard aluminum
Confirmed Fix Delayed forward engagement Internal solenoid pack failure Replaced solenoid pack
Delayed forward engagement after o'haul Solenoid switch valve hanging up Dislodged stuck valves
Delayed forward engagement. Low/Rev cvi is 250 Torn outer seal on Low/Rev piston Replaced the low/rev piston seals
Delayed forward engagements Dirt and sand entered valve body when solenoid pack was changed Clean sand from contaminated valve body & low/rev retainer
Delayed forward engagment. Code P1776 Blown out solenoid pack gasket Replaced the solenoid pack gasket
Delayed reverse. No back-up lights Broken wires to PRNDL switch Repaired broken wires
Double bump in reverse. Shudders on upshifts Internal solenoid pack failure Replaced solenoid pack
Engine dies when put into gear Faulty EATX Relay Replaced EATX Relay
Engine stalls in Drive only Faulty after-market solenoid pack Replaced the solenoid pack
Engine stalls in gear Stuck lockup control valve Free up stuck valve
Goes to limp mode on 1-2 shift, then no forward gears. Code 39 Broken 2-4 seal on valve body Replaced the 2-4 seal on valve body
Harsh drive engagment Faulty replacement pump stator sealing rings Removed the plastic rings and installed the silver metal ones
Harsh engagement into drive Missing check ball Installed missing check ball
Harsh forward engagement & bind in 4th Checkball installed in the wrong pocket Installed the check balls in the correct locations
Harsh shift from drive to neutral Accumulator springs were reversed Installed the accumulator springs in correct locations
Confirmed Fix Intermitant neutrals out in 1st, or delayed forward engagement Worn lip seal due to grooved piston Replaced inner lip seal and piston for the UD clutch
Confirmed Fix Intermitant no reverse Failed PRNDL switch Replaced PRNDL switch
Intermittant no reverse Flaking check ball Replaced damaged check ball
Kills engine at stop. Code 38: TCC control circuit Stuck TCC control valve in valve body Dislodged stuck TCC control valve
Kills engine only in drive Internal TCM failure Replaced TCM
Kills motor in drive only Internal TCM failure Replaced TCM
Confirmed Fix Kills motor when placed in gear Internal torque converter failure Replaced torque converter
Lack of lube to planets caused melt-down Plugged or restricted cooler Hotflush cooler
Neutrals on 1-2 shift, then won't move forward Missing 2-4 seal on the valve body Installed seal on the valve body
No forward Broken Low/Rev accumulator snap ring Replaced Low/Rev snap-ring and cover
Confirmed Fix No forward after warm Incorrect outer UD lip seal was installed Installed correct UD piston seal
No forward movement Missing plug in solenoid switch valve line-up Installed missing plug
No forward or reverse after reman installed Internal solenoid pack failure Replaced the solenoid pack
No Movement Sun gear broke off of 2-4 hub Replaced 2-4 hub
No movement after overhaul Stuck solenoid switch valve Dislodged stuck valves
No movement. Locks in forward. Broken wire at pin #53 of TCM connector Repair broken wire
No reverse after overhaul Reverse clutch reaction snap ring came out of place Installed snap ring securely
No reverse, and limp mode. Sets codes P0736, P0731 Low/rev accumulator cover snap ring came out Installed low/rev accumulator back into it's bore
Slips in forward & reverse when cold TCC control valve & spring installed backwards Assembled valve body correctly
Slips in forward and reverse. Barely moves. Stuck tcc control valve Overhauled the valve body
Vehicle will not move Clogged solenoid Replaced solenoid pack
Will not move after o'haul Valve body not fully seated to case at low/rev feed hole Re-positioned valve body
Confirmed Fix Will not move after overhaul Pressure regulator valve was installed backwards Correctly assemble valve body
Confirmed Fix Will not move forward, good reverse. Sets loss of prime code Incorrect solenoid gasket was used Installed correct gasket
Will not move unless engine is throttled up Torque converter was slipping Replaced the torque converter. Rebuilt transmission
Will not move when hot Undetermined Replaced the input clutch assembly
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Trouble Codes, Incorrect Pressures
? COMPLAINT CAUSE CORRECTION
Confirmed Fix 2nd gear starts, sets codes P1784 and P1775 Internal solenoid pack failure Replaced the solenoid pack
2nd gear starts. Code 37: Solenoid switch valve Missing retainer in valve body Correctly assembled valve body
41TE, Output speed signal drops out while driving. P0720 Internal PCM failure Replaced the PCM
Can't find information on code P1715 Snap-on scanner reporting incorrect DTC It's a solenoid code on Snap-on Scanner
Code 12: battery was disconnected Internal TCM failure Replaced TCM
Code 14: Relay output always on Wires shorted in loom above bell housing Repaired shorted wires
Code 15: EATX Relay always turned off Shorted wire near front engine support Repaired shorted wire
Code 16: Internal ROM failure Internal TCM failure Replaced TCM
Code 18-Engine Speed Sensor Circuit Failed crankshaft position sensor Replaced crank sensor
Code 19: bus inactive Possible broken pin in TCM wiring connector Replaced TCM connector
Code 22: 2-4 pressure switch sense circuit Piece of plastic lodged in valve body Free up stuck valves in valve body
Code 22: 2-4 pressure switch sense circuit Cross leak in valve body Replaced valve body
Confirmed Fix Code 22: 2-4 pressure switch sense circuit Internal solenoid pack failure Replaced solenoid pack
Code 22: 2-4 pressure switch sense circuit, after overhaul A retainer in valve body was out of place Correctly assemble valve body
Code 26, PRNDL reading incorrectly Bad ground to the PRNDL switch Repaired ground to the PRNDL switch
Code 28 - check shifter signal PRNDL and neutral safety switch's wiring crossed Corrected misplaced wiring
Confirmed Fix Code 28: Check shifter signal. PRNDL lights irratic when engine is running Failed ignition switch Replaced ignition switch
Code 31 sets after 10 minute drive. High OD cvi Bad ground, cross leaks Installed another trans and cleaned ground under battery tray
Confirmed Fix Code 35: Loss of prime Filter clogged with lock-up clutch Replaced torque converter and filter
Code 38: TCC control circuit, after overhaul Defective input shaft sealing rings Replaced input shaft sealing rings
Code 38: TCC control circuit, after overhaul Defective rebuilt torque converter Replaced torque converter
Confirmed Fix Code 38: TCC control circuit. Lockup slip/chatter Failed torque converter clutch due to incorrect valve body was installed? Installed the correct valve body & replaced converter
Code 39: Gear ratio error, hesitation in reverse. Intermittant no reverse Internal TCM failure Replaced TCM
Confirmed Fix Code 41: Low/Rev solenoid circuit Internal TCM failure Replaced TCM
Code 41: Low/Rev solenoid circuit. Immediate limp mode upon startup Failed relay Replaced the EATX relay
Code 42 sets after extended driving TCM falure Replaced with USED TCM
Confirmed Fix Code 42: 2-4 solenoid circuit error Internal TCM failure Replaced TCM
Code 42: 2-4 solenoid circuit, immediate limp mode Failed 2-4 solenoid Replaced solenoid pack
Code 42: 2-4 solenoid circuit, then limp Corroded pins in TCM wiring connector Repaired corroded connections in TCM wiring connector
Code 43: OD solenoid circuit Internal TCM failure Installed 1 used TCM and 2 remans from mopar
Code 43: OD solenoid circuit error Open or shorted wire Replaced OD solenoid wire between TCM and solenoid pack
Code 44: UD solenoid circuit, immediate limp Possible broken pin in TCM wiring connector Replaced TCM connector
Code 47: Solenoid switch valve latched in L/R position Undetermined Replaced case & pump
Code 48: TRD Link communication error Loose connection in TCM connector Repaired connection in TCM connector
Code 51: Gear ratio error in 1st. No speedo Internal TCM failure Replaced TCM
Code 54 after overhaul - gear ratio error in 4th Slipping converter clutch Replaced the torque converter
Code 57: Output Speed Sensor with erratic speedometer Broken wire near the Output Speed Sensor connector. Replaced the OSS and OSS connector
Confirmed Fix Code P0605: Internal Rom Failure Defective reman TCM Installed a second reman TCM. This one fixed the problem.
Confirmed Fix Code P0706 Check Shifter Signal Bad ground wire bolted to trans beside frame mount Repaired ground wire
Confirmed Fix Code P0720. No output speed sensor reading Broken wire near output sensor connector Replaced the output speed sensor wiring connector
Code P0725: Engine speed sensor circuit Internal TCM failure Replaced the TCM
Code P0734 Ratio error in 4th Poor connection Replaced ISS & OSS and updated DEALER pigtails
Code P0740 sets intermittently Failed or faulty converter clutch Replaced the torque converter
Code P0750: Low/Rev solenoid circuit Failed solenoid Replaced the solenoid pack
Code P0755. Goes to limp mode after prolong sitting Failed solenoid Replaced the solenoid pack
Confirmed Fix Code P0755: 2-4 solenoid circuit Failed 2-4 solenoid Replaced solenoid pack
Code P0755: 2-4 solenoid circuit Intermittant short or open in wiring Replaced wiring from solenoid pack #8 to TCM #19
Code P0765: UD solenoid circuit Internal PCM failure Replaced and reprogrammed the PCM
Code P0765: UD Solenoid Circuit. Code P2432 After PCM Replaced Failed driver in the PCM. THEN, the Dealer sold us incorrect PCM Replace and reprogram THE CORRECT PCM!!!
Code P0882/Limp Mode Failed TIPM Replaced the TIPM
Code P0882: TCM power input low Connection at Totally Iintegrated Power Module (TIPM) Replaced the TIPM
Code P0888:Relay output always off Shorted solenoid pack Replaced the solenoid pack
Code P1698: No CCD Link to EATX Failed relay Replaced the EATX relay
Code P1698: No communication with TCM Internal TCM failure Replaced the TCM
Code P1739 Power up at speed. Lights in dash all stay on sometimes Failed ignition switch Replaced ignition switch
Code P1775, solenoid switch valve stuck in TCC position Valve had a chunk missing from one of it's lands Replaced the solenoid switch valve - in valve body
Code P1775: Solenoid switch valve stuck in TCC position Internal solenoid pack failure Replaced the solenoid pack
Code P1776: solenoid switch valve latched in L/R position Torn sealing ring on OD accumulator piston due to poor machining of bore Repaired accumulator bore and replaced sealing rings
Code P1776: Solenoid switch valve stuck in L/R position Possible shift cable adjustment or failed pressure switch Check shift cable adjustment & solenoid pack build date.
Code P1776: Solenoid switch valve stuck in L/R position Sticking solenoid switch valve Free up stuck valves in valve body
Code P1776; Solenoid switch valve latched in L/R position Failed L/R pressure switch Replaced the solenoid pack
Codes 22: 2-4 pressure switch sense circuit, & 42: 2-4 solenoid circuit Internal solenoid pack failure, & possible open circuit Replaced solenoid pack & replaced wire
Codes 24 & 37 with no limp-in Broken weld inside solenoid pack Replaced solenoid pack
Codes 24, 36, 47, 52, & 53 Shift cable out of adjustment Adjusted shift cable
Codes 24: L/R pressure switch & 37: Solenoid switch valve Failed pressure switch, stuck valve Replaced valve body - code 37, and solenoid pack - code 24
Codes 24: L/R pressure switch sense circuit, & 12: battery disconnected Corroded wire in pin #2 of solenoid connector Replaced solenoid connector
Confirmed Fix Codes 36, & 52 after overhaul. Harsh 1-2 and 4-2 shifts Plastic 2-4 accumulator piston Installed aluminum accumulator piston
Codes 37: Solenoid switch valve, & 22: 2-4 pressure switch Loose connection Re-sized connector pins at solenoid body
Codes 39 & 57. Delayed forward & chatters Valve body seperator plate was dented by dip stick upon VB install Replaced valve body seperator plate
Codes 41 low/rev solenoid and 60 P1770-inadequate lo rev clutch volume Failed solenoid Replaced the solenoid pack
Codes 41: Low/Rev solenoid circuit & 43: OD solenoid circuit Internal TCM failure Replaced TCM
Codes 43: OD solenoid circuit, & 31: OD pressure switch sense circuit Internal TCM failure Replaced TCM
Codes 56 & 57, loss of speedo Internal TCM failure Replaced TCM
Codes P0500 and P1698 stored in PCM. No speedo, limp mode Faulty reman Chrylser TCM Replaced the TCM
Codes P0740: TCC control circuit & P1738: High temp Undetermined. Possible grooved input shaft sealing ring surface area Replaced pump stator
Codes P0888 & P0884 during lockup engagement Internal TCM failure Replaced the TCM
Codes P0935 and P1745 Bad connector at transmission Replaced connector and clear line pressure counters
Codes P1684, P0403, P0732, P0734, P1781, P1784, & P1791 Plugged filter Replaced the filter
Codes P1727 & P1735, intermittant limp mode Scanner reporting wrong codes. Actually had P0731 & P0720 Replaced the output speed sensor
Codes P1770 & P1775. L/R cvi is too low Internal solenoid pack failure Replaced solenoid pack
Codes P1776 and P0706 Debris in valve body Cleaned valve body and replaced range switch
Delayed forward engagment. Code P1776 Blown out solenoid pack gasket Replaced the solenoid pack gasket
Failsafe mode as soon as it hits 2nd gear Internal solenoid pack failure Replaced solenoid pack
Falls out of gear at 50 mph. Sets code P0750. Limp Mode Internal PCM failure Replaced the PCM
Falls out of gear. Sets code P1739 Broken wire between IPM and TCM Ran a jumper wire between the two connectors
Confirmed Fix False Code P1717 w/ Snap On Scanner P0760 OD solenoid circuit. Replaced solenoid pack
Goes to limp mode on 1-2 shift, then no forward gears. Code 39 Broken 2-4 seal on valve body Replaced the 2-4 seal on valve body
Harsh 2-3 and 3-4 shifts. Sets code 62: Inadequate OD clutch volume Undetermined Replaced the valve body
Harsh 2-3, then limp mode when hot. Sets code 53. Damaged accumulator bores in case Attempted to repair but ended up replacing the case
Hunts on 1-2 and 2-3 shift, or 2nd gear starts. Sets code P0720 Failed Alternator Replaced the Alternator
Input & output speed sensor errors Internal TCM failure Replaced TCM
Intermittant code 42: 2-4 solenoid circuit Undetermined Replaced the TCM and the solenoid pack
Intermittant code 47: Solenoid switch valve stuck in Low/Rev Sticking solenoid switch valve Replaced valve body
Intermittant speed sensor codes & engine stalling Acid corrosion in harness under battery Repaired wiring harness
Intermittantly neutrals at stop & 2nd gear starts. Code P0750 Internal TCM failure Replaced the TCM
Intermittent codes 54: gear ratio error in 4th, & 36: Fault set after shift Undetermined. Possibly the Vespel rings were not seated yet. A long drive fixed it
Confirmed Fix Intermittent speed ratio errors Loose connection at the speed sensors Replaced speed sensor wiring connectors
Kills engine at stop. Code 38: TCC control circuit Stuck TCC control valve in valve body Dislodged stuck TCC control valve
Kills engine when coasting down to a stop. Multiple codes Internal PCM failure Replaced & reprogrammed the PCM
Limp after reverse. Codes 57, 56, 36. Incorrect TCM was installed Replaced the TCM
Limp mode as soon as engine is started. No codes Failed relay Replaced the EATX relay
Limp mode when hot. Sets code 41: Low/Rev solenoid circuit Loose or broken pin in solenoid connector Replaced solenoid connector
Limp mode when warm. Sets code P0725 Failed crank sensor Replaced the crank sensor
Limp mode with no codes Failed solenoid Replaced the solenoid pack
Limp within 30 seconds. Code 24: Low/Rev pressure switch circuit Cross leak in valve body Flat-sanded valve body
Loss of pressure after overhaul Loose valve body bolts Re-torque valve body bolts to105 inch lbs
Many codes, related to OSS- speedo bounces Moisture in transmission connector at PCM Dry out transmission connector at PCM
Misleading solenoid codes Internal PCM failure A list of defective PCM's
Confirmed Fix Neutrals on 2-3 shift. Sets codes 36 & 53 Stripped spline on front planetary carrier Replaced front planetary carrier
Neutrals on freeway when hot. Sets code 43: OD solenoid circuit Internal solenoid pack failure Replaced solenoid pack
Confirmed Fix No 4th. Sets code 46: 3-4 shift abort Internal TCM failure Replaced TCM
No reverse, and limp mode. Sets codes P0736, P0731 Low/rev accumulator cover snap ring came out Installed low/rev accumulator back into it's bore
Re-occuring code 31: OD Hydraulic pressure switch Internal TCM failure Replaced the TCM
Repeat code 22: 2-4 pressure switch sense circuit Shorted wiring near starter Repaired shorted wiring
Confirmed Fix Repeat code 24: Low/Rev pressure switch sense circuit Wire chewed through by rodent Repaired open wire
Confirmed Fix Repeat limp mode w/ solenoid codes Broken wire for solenoid circuit Ran a new wire from TCM to solenoid pack.
Sets code 24: Low/Rev pressure switch circuit Internal TCM failure Replaced TCM
Sets codes 37 solenoid switch valve and 24 L/R pressure switch Failed solenoid and/or pressure switch Replaced solenoid pack
Shifts 1-2 then goes to limp. Code P0731: Gear ratio error in 1st Failed speed sensor Replaced the input speed sensor
Confirmed Fix Slips forward and reverse. Codes 24, 51, & 36 Missing retainer in valve body Correctly assemble valve body
SnapOn FD Undocumented code Programming error in scanner P0403: EGR Solenoid circuit shorted or open
Solenoid Codes on 41TE, 42RLE and 45RFE Defective PCM - How to identify defective Huntsville module Check the serial # on the PCM! Replace the PCM
Confirmed Fix Will not move forward, good reverse. Sets loss of prime code Incorrect solenoid gasket was used Installed correct gasket
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Leaks, Vibrations & Noises
? COMPLAINT CAUSE CORRECTION
2-1 downshift clunk Internal TCM failure Replaced the TCM
Broken flywheel sound Internal torque converter failure Replaced the torque converter
Clunk noise on accel Internal PTU problem Replaced the power transfer unit
Clunk on downshift. Multiple codes stored Loose connection at speed sensor Installed missing seal on speed sensor connector
Clunks after take off, but before upshift Calibration issue Re-learn shift strategy
Front pump leak after case replacement Case was damaged when it was welded Replaced case
Gear noise. Repeat t-case failure on AWD Mis-matched tires Installed a matched set of tires.
Growling noise on accel Undetermined. Possible failed C/V joint Replaced the left axle assembly
High pressure whine. Sounds like plugged filter Internal pump failure Replaced pump
Kills engine when coasting down to a stop. Multiple codes Internal PCM failure Replaced & reprogrammed the PCM
Knocking noise on coastdown Worn differential gears Replaced ring & pinion
Leaks near bell housing Pourous case Replaced the case
Leaks onto top of differential housing Hardened pump o-ring Resealed pump
Mysterious fluid level and venting Fluid foaming Anti-foam agent from Chrysler
Ratcheting click noise Solenoid pack Normal. No repair necessary
Repeat axle seal leak Failed differential bearings Replaced differential bearings
Squawk or shudder netural to drive & when it shifts Undetermined Installed a Shift kit™
Venting fluid Torn filter o-ring Replaced filter o-ring
Whine in any gear except reverse, after o'haul Internal solenoid pack failure Replaced the solenoid pack
Whine noise on decel Poor gear mesh Replaced transfer gears
Whine noise when in gear Internal torque converter failure Replaced the torque converter
Whining noise in forward and reverse only Incorrect transfer gear cover Installed the correct transfer gear cover
Whining noise with engine running Failed pump bushing Replaced pump bushing
Whole car shakes on 1-2 shift Leaking accumulator rings Replaced the accumulator rings
Confirmed Fix Wobble feel on accel Failed inner C/V joint Replaced the axle
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TCC Operation / Miscellaneous
? COMPLAINT CAUSE CORRECTION
2nd gear only. Limp mode. No communication with TCM Failed Integrated Power Module AKA - Under-hood fuse box Replaced the Integrated Power Module (IPM)
All PRNDL lights on dash lit. Failed battery Replaced battery
Bind up during lock up apply Internal TCM failure Replaced the TCM
Breaking power steering pulley Bent frame Unknown
Breaks pump gears Worn pilot in crankshaft Unknown
Bumpy at stops. Speedo reading 20 mph at stop Alternator noise in OSS circuit Replaced the alternator
Case interchange - Range sensor diameter The size of the range sensor connector changed in 1998 Honed early case to accept late model sensor
Cluster malfunction. No gauges or PRNDL Bus failure Melted connector at the heater controls
Confirmed Fix Code 38: TCC control circuit. Lockup slip/chatter Failed torque converter clutch due to incorrect valve body was installed? Installed the correct valve body & replaced converter
Converter shudder Weak converter 2 bottles of black Lubeguard
Converter shudder at 37-40 mph Calibration issue with valve body Installed early valve body from 1993 core
Creeps forward in neutral Input drum assembled incorrectly Correctly assemble input drum
CVI's won't update Internal TCM failure Replaced TCM
Engine backfires after trans overhaul Improper cam to crank reference Replaced broken flex plate
Engine no start - No response from scanner Internal PCM failure Replaced the PCM (engine controller)
Engine won't start after transmission replaced Crank sensor out of adjustment Adjusted the air gap in crank sensor
Flashing cruise lite. TCC applies at slower speeds Cam & crank synch problem Replaced the PCM
Fluid level reads higher than it actually is Loose pump bolts caused blown pump gasket Replaced pump gasket.
Harsh lock-up Converter rebuilder left out floating clutch Replaced torque converter
High UD cvi after overhaul Internal torque converter failure Replaced TCM
Irratic speedometer, jumping up and down Internal TCM Failure Replaced the TCM
Kills engine at stop Internal torque converter failure Replaced the torque converter
Confirmed Fix Kills motor when placed in gear Internal torque converter failure Replaced torque converter
Left axle keeps popping out Incorrect type of c/v joint installed Installed correct axle
Limp mode with no communication to TCM Internal TCM failure Replaced the TCM
Loss of voltage to TCM Wiring connector came unplugged Re-connected wiring
Low cooler flow in lockup Early design - normal condition Installed late model valve body
Lugs engine in 2nd when cold. TCC applied in 2nd Internal torque converter failure Replaced the torque converter
Confirmed Fix No bus communication Programming error with Snap-on scanner Tried a different scanner
No bus communication. No communication w/ scan tool Failed circuit board in instrument cluster Repaired the instrument cluster
No communication with scan tool Broken 12 volt supply wire under PCM Repaired open wire
No communication with scanner Open red/white wire from battery Repaired open wire
No cooler flow Undetermined Replaced pump stator, and torque converter
No lockup Stuck TCC control valve Dislodged stuck TCC control valve
No lockup Internal TCM failure Replaced the TCM
No start and instrument panel lights out after repairs Shorted wiring in right side power sliding door Taped up the shorted wire
Confirmed Fix No TCM Communication. Limp Mode Internal TCM failure replaced the TCM
Noise in AM radio Interference from cell phone charger Removed cell phone charger from vehicle
Occassional engine surge or lunge at stops Broken damper springs in converter Replaced the torque converter
Over heating when going up a mountain Possible restriction in radiator cooler Installed an auxilary cooler
Pitted seats for check ball inside solenoid pack Worn out. - Information only Tech tips for repairing solenoid body
Premature OD clutch wear on Chrysler Pacifica Calibration issue Reprogram PCM
PRNDL switch reads incorrect with enging running Failed Ignition Switch Replaced the Ignition Switch
Confirmed Fix Re-occurring converter clutch failure Worn TCC regulator valve Installed Sonnax TCC regulator sleeve
Repeat planetary gear failure Restricted cooler Bypassed factory cooler & installed aftermarket cooler
Repeat reverse clutch failure Bad sealing ring on pump stator Replaced the pump rings
Confirmed Fix Scanner will not power up Blown fuse in dash fuse panel Replaced the cigarette lighter fuse
Selector Ilumination diappears with Odometer Shorted rear wiper motor was causing bus failure through the HVAC Replaced rear wiper motor
Seperator plate modification during 3-ring to 4-ring pump update Updated design Enlarge OD feed hole to .105
SnapOn FD Undocumented code Programming error in scanner P0403: EGR Solenoid circuit shorted or open
Speedo off by 10 mph Incorrect tooth count on ring & pinion Replaced differential gears
Speedo pegged after repairs Battery went dead Re-calibrate speedo head
Speedometer inop Damaged wiring harness under radiator support Repaired damaged wiring
Speedometer intermittently falls out Internal TCM failure Replaced the TCM
Speedometer reads too fast Tire size was changed Reprogram pinion factor
Stalls when put in gear, mostly cold Throttle body needed cleaning. Minimum airflow Cleaned throttle body
Confirmed Fix TCC cycling Internal TCM failure Replaced TCM
TCC Hunting A/C low on charge Recharge A/C
TCC shudder Engine misfire that only occurs during EMCC Replaced coil pack
TCC Shudder during EMCC 27-35 mph Weak lobe style pump Replaced pump with old style pointed gear type
TCM not communicating Internal TCM failure Replaced the TCM
Torque Converter shudder Incorrect fluid Fluid change with BG synthetic
Transmission overheats Undetermined Drilled line to lube hole, & installed Sonnax #92835-03K
Unable to Access either Computer - OBD II Bus innactive due to possible PCM internal failure Unplugged PCM to gain access to TCM
Wobbles side to side only on acceleration Failed inner C/V joint, faulty reman axle Replaced the R/F axle twice
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