A/T - A140 Wrong Overdrive Planet Causes No-Reverse
TRANSMISSION: A-140BULLETIN: # 042
SUBJECT: No Reverse
DATE: February 1991
TOYOTA A-140
Using The Wrong Overdrive Planet Will Give You No Reverse
The over-run clutch on a Toyota A-140 must come on for reverse. If you switch planets, the over-run clutches won't contact the Hub. (Figure 1) Putting a late planet in an early transaxle is an easy mistake because it'll fit easily. Putting an early planet in a late transaxle isn't so easy, but it can be done. The early planet has a shoulder that interferes with the over-run frictions.