StoredUncomfortable Upshift 2-3
Vehicle: All Technical Service Bulletins
A/T - Hard 2-3 Upshift Or Slips, No 3rd Gear/DTC's Stored
Uncomfortable Upshift 2-3
Topic number LI27.60-P-051470
Version 1
Design group 27.60 gearshift, control
Date 03-23-2011
Validity All models with transmission 722.9
Reason for change
Complaint:
Hard shift operation 2-3 upshift or transmission slips (3rd gear may not be reached)
Fault codes P2502, 2505, 0894, 2711 can be entered.
Cause:
K1 piston damaged (adaptation data of shift operation 2-3 on positive/negative end stop, +20/-20 and/or +2000/-2000).
Remedy:
If the complaint can only be reproduced for the upshift from gear 2 to gear 3 or if the 3rd gear cannot be reached, there is a defect in the K1 piston.
1. Replace complete multidisk clutch Ki as per EPC.
2. Then readapt the vehicle.
Symptoms
Works Units
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