Lumbar Support Switch Circuit
- Disconnect the switch connector and connect the seat wiring harness to the floor wiring harness.
- Inspect the connector on the wiring harness side. See CONNECTOR IDENTIFICATION . See INSPECTING LUMBAR SUPPORT SWITCH CIRCUIT table. If the circuit is not as specified, inspect the circuits connected to other parts.INSPECTING LUMBAR SUPPORT SWITCH CIRCUIT
Tester Connection Condition Specified Condition 3 - Ground Constant Continuity 4 - Ground Constant B+ Voltage