CHECK POWER SUPPLY CIRCUIT.

1) Disconnect the power seat switch connector.

2) Measure the voltage between harness connector and chassis ground.

Connector & terminal

LHD model:

(R200) No. 7 (+) — Chassis ground (−):

RHD model:

(R190) No. 7 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Check body harness.