CHECK FUSE AND FUSIBLE LINK
Check that the following fuse and fusible link are not blown:
| Terminal | Signal name | Fuse or fusible link No. | Capacity |
|---|---|---|---|
| 25 | Battery power supply (brake switch) | 10 | 10A |
| 26 | Battery power supply (shorting input) | 16 | 5A |
| 81 | Battery power supply (rear wiper) | 5 | 15A |
| 131 | Battery power supply | 1 | 10A |
| 138 | Battery power supply (rear door) | 4 | 15A |
| 139 | Battery power supply | L | 40A |
| 142 | Battery power supply (front door) | 3 | 15A |
Is the fuse or fusible link blown?
YES>>Replace the blown fuse or fusible link after repairing the affected circuit.
NO>>GO TO 2.
CHECK POWER SUPPLY CIRCUIT
Disconnect BCM connectors.
Check voltage between BCM harness connectors and ground.
| (+) | (–) |
Voltage (Approx.) |
|
| BCM | |||
| Connector | Terminal | ||
| M18 | 25 | Ground | Battery voltage |
| 26 | |||
| M20 | 81 | ||
| M81 | 131 | ||
| 138 | |||
| 139 | |||
| 142 | |||
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace harness or connectors.
CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
| BCM | Ground | Continuity | |
| Connector | Terminal | ||
| M81 | 134 | Yes | |
| 143 | |||
Is the inspection result normal?
YES>>Inspection End.
NO>>Repair or replace harness or connectors.
B259a Room Lamp Fuse Blown
Combination Switch Input Circuit
The gauge indicates the approximate fuel level in the tank.
The gauge may move slightly during braking, turning, acceleration, or going up or down hills.
The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position.