1.CHECK ACCESSORY RELAY POWER SUPPLY

1. Turn ignition switch OFF.
2. Disconnect accessory relay.
3. Check voltage between accessory relay harness connector and ground.

   (+) | (–) | Condition | Voltage (V) (Approx.)
   Accessory relay
   Terminal
   1 | Ground | Ignition switch | OFF | 0
   ACC | Battery voltage

Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
2.CHECK ACCESSORY RELAY POWER SUPPLY CIRCUIT

1. Disconnect BCM connector.
2. Check continuity between accessory relay harness connector and BCM harness connector.

   Accessory relay | BCM | Continuity
   Terminal | Connector | Terminal
   1 | M122 | 95 | Existed

3. Check continuity between accessory relay harness connector and ground.

   Accessory relay | Ground | Continuity
   Terminal
   1 | Not existed

Is the inspection result normal?
YES>>Replace BCM. Refer to Removal and Installation.
NO>>Repair or replace harness.
3.CHECK ACCESSORY RELAY GROUND CIRCUIT
Check continuity between accessory relay harness connector and ground.

Accessory relay | Ground | Continuity
Terminal
2 | Existed

Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair accessory relay ground circuit.
4.CHECK ACCESSORY RELAY
Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Replace accessory relay.
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>INSPECTION END