1.CHECK DTC WITH IPDM E/R Check “Self diagnostic result” with CONSULT-III. Refer to DTC Index. Is the inspection result normal? YES>>GO TO 2. NO>>Repair or replace malfunctioning parts.
2.CHECK FUSE
Check that the following fuse is not fusing.

Signal name | Connection position | Fuse No. | Capacity
Ignition power supply | FUSE BLOCK (J/B) | 3 | 10A

Is the fuse fusing?
YES>>Repair the applicable circuit. And then replace the fuse.
NO>>GO TO 3.
3.CHECK IGNITION RELAY FEEDBACK INPUT SIGNAL

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

   (+) | (–) | Condition | Voltage (V) (Approx.)
   BCM
   Connector | Terminal
   M123 | 123 | Ground | Ignition switch | OFF | 0
   ON | Battery voltage

Is the inspection result normal?
YES>>GO TO 5.
NO>>GO TO 4.
4.CHECK IGNITION RELAY FEEDBACK CIRCUIT

1. Disconnect fuse block (J/B) connector.
2. Check continuity between BCM harness connector and fuse block (J/B) harness connector.

   BCM | Fuse block (J/B) | Continuity
   Connector | Terminal | Connector | Terminal
   M123 | 123 | M1 | 2A | Existed

3. Check continuity between BCM harness connector and ground.

   BCM | Ground | Continuity
   Connector | Terminal
   M123 | 123 | Not existed

Is the inspection result normal?
YES>>GO TO 5.
NO >>Repair or replace harness.
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>INSPECTION END