Passenger's Seat Back Adjustment Inoperative

If passenger's seat back adjustment is inoperative, check the following as possible cause and repair as necessary:

• Perform TEST 23: PASSENGER'S SEAT BACK MOTOR VOLTAGE SUPPLY  under SYSTEM TESTS (POWER SEATS).
• Perform TEST 24: PASSENGER'S SEAT BACK MOTOR RESISTANCE  under SYSTEM TESTS (POWER SEATS).