A/T - Delayed Gear Engagement/Harsh 4th-3rd Downshift
NUMBER: 21-005-03GROUP: Transmission
DATE: June 6, 2003
SUBJECT:
Transmission Delayed Engagement
OVERVIEW:
This bulletin involves replacing the front pump assembly in the transmission and possibly reprogramming the Transmission Control Module (TCM).
MODELS:
2003 (RG) Chrysler Voyager (International Markets)
2003 (RS) Town & Country/Caravan/Voyager
NOTE:
THIS BULLETIN APPLIES TO RS/RG VEHICLES EQUIPPED WITH A 3.3L OR 3.8L ENGINE (SALES CODES EGA, EGH, OR EGM) AND A 41TE TRANSMISSION (SALES CODE DGL).
SYMPTOM/CONDITION:
Vehicle operator may experience a delayed or temporary loss of transmission engagement after initial start up. The condition follows an extended soak (several hours) and may be accompanied by a harsh 4-3 downshift.
Technician may find Diagnostic Trouble Code (DTC) P1791/P0944 - Loss of Prime.
DIAGNOSIS:
Using a Scan Tool (DRBIII(R)) with the appropriate Diagnostic Procedures, verify all engine systems are functioning as designed. If DTCs are present, other than those listed above, record them on the repair order and repair as necessary before proceeding further with this bulletin.
If the vehicle operator describes the Symptom/Condition or the technician finds DTC P1791 or P0944, perform the Repair Procedure.
PARTS REQUIRED
EQUIPMENT REQUIRED
REPAIR PROCEDURE:
1. Check the transmission fluid level. If fluid level is full proceed to step 2. If fluid level is low, diagnose and repair fluid leak. Proceed to step 3.
2. Replace the transmission oil pump. Refer to the service information available in TechCONNECT/MDS2 or the appropriate service manual in Section 21, Transmission.
3. Verify the controller has the latest software revision level.
4. If the controller is at the latest revision level, no further action is necessary. If a flash update is available reprogram the controller as instructed in Service Bulletin 21-006-03.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE
FAILURE CODE