Viewing: Aisin AW

AW55-50SN P0740 After Rebuild -TCB2

Technical Bulletin # TCB2
Transmission: AF23-5/AW55-50SN/RE5F22A
Subject: P0740 After Rebuild
Application: GM/Volvo/Nissan
Issue Date: August 2010


AW55-50SN P0740
P0740 after rebuild may be caused if the Forward/Direct (Input) housing was changed during the
overhaul with the wrong size input shaft. There are two different input shaft diameters one measuring
0.844” for 2 wheel drive vehicles and one measuring 0.870” for 2 wheel drive turbo or all wheel drive
vehicles. The smaller shaft installed in place of the larger one will cause the loss of converter clutch
apply oil.

Click here to view a PDF of this Technical Bulletin

August 2010