940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
Overdrive Unit, M/T: Symptom Related Diagnostic Procedures
NOTE: Only the most common and relatively easy to find fault symptoms are included in the following procedures. Before proceeding with the
diagnosis procedure, check fluid level and top off if necessary.
Excessive Noise In Direct Drive Which Disappears In Overdrive
1. Check cone clutch bearing.
Excessive Noise In Both Direct And Overdrive But Disappears 1.5-2 Seconds During Engagement Of Overdrive (speeds Above 65 Km/h, 40
Mph)
1. Check front and rear output shaft bearings.
Excessive Noise Which Reduces In Frequency Once Overdrive Is Engaged
1. Check transmission output shaft bearing.
Overdrive Does Not Engage