P1797-Manual Shift Overheat - Chrysler PT Cruiser 2001 Service Manual Supplement

TRANSMISSION
Symptom:

P1797-MANUAL SHIFT OVERHEAT

When Monitored and Set Condition:
P1797-MANUAL SHIFT OVERHEAT
When Monitored: Whenever engine is running and transmission is in the AutoStick
mode.
Set Condition: If the engine temperature exceeds 255 deg. F or the transmission
temperature exceeds 275 deg. F while in AutoStick mode. note: Aggressive driving or
driving in low for extended periods of time in AutoStick mode will set this code.
MANUAL SHIFT OVERHEAT
TEST
1 Check fluid level and condition and adjust as necessary
Visually inspect connectors and wiring harness. Repair as necessary.
Check for leaks or other visible damage. Repair as necessary.
Perform the shift lever position test and adjust the linkage as necessary.
Connect a battery charger to the vehicle. Ensure the battery is fully charged.
With the DRBIII , read the PCM DTC's. Check and repair all PCM DTC's before
performing transmission diagnostics.
With the DRBIII , read the TCM DTC's.
Note: Check 1 trip failures and diagnose them as DTC's (Hard codes)
If you have a Gear Ratio DTC, check and record all CVI's.
Most DTC's set on start up but some must be set by driving the vehicle.
Note: Verify flash level of transmission controller. Some problems are
corrected by software upgrades to the transmission controller.
NOTE: Check for applicable TSB's related to the problem.
Perform this procedure prior to symptom diagnosis.
Continue
2 This is an informational code only.
Check the engine and transmission cooling system for proper operation.
Check the radiator fan operation.
Check the Transmission fan operation if equipped.
Check the transmission fluid level. Make sure it is not overfilled.
Note: Aggressive driving or driving in low for extended periods of time in
AutoStick mode will set this code.
Repair as necessary.
Yes → Repair as necessary.
→ Test Complete.
No
POSSIBLE CAUSES
ACTION
Go To 2
Perform 41TE TRANSMISSION VERIFICATION TEST - VER 1.
140
APPLICABILITY
All
All