CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN
Ignition switch OFF.
Disconnect BCM connector and combination switch connector.
Check continuity between BCM harness connector and combination switch harness connector.
| Combination switch signal | BCM | Combination switch | Continuity | ||
| Connector | Terminal | Connector | Terminal | ||
| INPUT 1 | M19 | 79 | M28 | 11 | Yes |
| INPUT 2 | 78 | 9 | |||
| INPUT 3 | 77 | 7 | |||
| INPUT 4 | 76 | 10 | |||
| INPUT 5 | 75 | 13 | |||
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace harness or connectors.
CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT
Check continuity between BCM harness connector and ground.
| Combination switch signal | BCM | Ground | Continuity | |
| Connector | Terminal | |||
| INPUT 1 | M19 | 79 | No | |
| INPUT 2 | 78 | |||
| INPUT 3 | 77 | |||
| INPUT 4 | 76 | |||
| INPUT 5 | 75 | |||
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness or connectors.
CHECK BCM OUTPUT VOLTAGE
Connect BCM connector and combination switch connector.
Ignition switch ON.
Check voltage between BCM connector and ground.
| (+) | (–) | Voltage | ||
| Combination switch signal | BCM | |||
| Connector | Terminal | |||
| INPUT 1 | M19 | 79 | Ground | Refer to Reference Value. |
| INPUT 2 | 78 | |||
| INPUT 3 | 77 | |||
| INPUT 4 | 76 | |||
| INPUT 5 | 75 | |||
Is the inspection result normal?
YES>>Replace the combination switch. Refer to Removal and Installation.
NO>>Replace BCM. Refer to Removal and Installation.
Power Supply and Ground CircuitYour vehicle seats can be adjusted manually. For additional information about adjusting the seats, refer to the steps outlined in this section.
Forward and backward
