Passenger's Seat Headrest Adjustment Inoperative

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

• Perform TEST 25: PASSENGER'S SEAT HEADREST MOTOR VOLTAGE SUPPLY  under SYSTEM TESTS (POWER SEATS).
• Perform TEST 26: PASSENGER'S SEAT HEADREST MOTOR RESISTANCE  under SYSTEM TESTS (POWER SEATS).