I had the same problem, it is most likely a bad reverse switch, if you can replace it yourself do it, it cost me $207 at a stealer- errr dealership.

~Alex


~Alex Ex- SVT Driver627 MUST SELL!!!LOCAL: Pre-98 MOLDED trunk Polk db speakers Corolla parts LED Underbody Kit PM 2000 Green CSVT gone on 2/17/06 2001 Toyota Corolla (SHE RUNS!!!) 1989 Mustang LX 5.0