Tacoma PreRunner Dbl Cab 2WD V6-3.4L (5VZ-FE) (2001)
Power Seat Motor: Testing and Inspection
INSPECT LUMBAR SUPPORT MOTOR OPERATION
a. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, check that the lumbar support moves to release
side.
b. Reverse the polarity, check that the lumbar support moves forward.
If operation is not as specified, replace the lumbar support adjuster.
INSPECT LUMBAR SUPPORT MOTOR CIRCUIT BREAKER OPERATION
a. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1 on the lumbar support motor connector and
move the lumbar support to front end position.
b. Continue to apply voltage, check that a circuit breaker operation noise can be heard within 4 to 60 seconds.