P0770/P0773 fault code at higher mileage due to failed 3-way lock-up solenoid on Toyota Paseo

A code P0770 or P0773 may occur at higher mileages which indicates that the 3-way lock-up solenoid could be defective and may need replacement.
RepairPal Verified
Average mileage: 157,000 (157,000–157,000)
3 model years affected: 1995, 1996, 1997
4 people reported this problem
1 person shared problem details
1997 Toyota Paseo157,000
Fault code 770, but drives fine.

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