V70R AWD L5-2.3L Turbo VIN 52 B5234T6 (1998)
Technical Service Bulletin # 4430012
Rear Transmission Cover - Inspect Before Replacement
Vehicles involved: Automatic gearbox: AW50-42
Rear transmission cover (AW50-42), replacement
Before calling Volvo Tech Hot Line, all fault tracing must have been performed. check sheet filled out and pressure readings taken.
Rear Cover Kit
WARRANTY STATEMENT: Claims may be submitted under the New Car Warranty when there is a documented customer complaint, using claim type
Rear cover on gearbox,
AA. Checking For Leaks In the Middle Seal Ring on Gearbox
Before calling Volvo Tech Hot Line: 1-800-500-5570, all fault tracing must have been performed, check sheet filled out and pressure readings taken
as per AB C1 - AB C3
Perform test when the transmission is cold.
Move the gear selector from D to R 2-4 times, waiting at least 3 seconds in D for each D to R application. If engagement is very hard a new transmission
must be installed.
When repeating the D-R shift one must wait at least 3 sec in D-position to give the C2 clutch accumulator time to empty its chamber. This is
necessary to avoid an incorrect diagnose. A very quick movement, D-R-D-R normally gives hard R-engagement, even with a normal operating
Is the engagement very hard?
Step: AA A7
Step: AA A2
Performance test continued
Move the gear selector from R to D and apply slight throttle.