B2556

B2556 PUSH-BUTTON IGNITION SWITCH

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1. PERFORM DTC CONFIRMATION PROCEDURE

1.Press push-button ignition switch under the following condition.
-Brake pedal: Not depressed
-Clutch pedal: Not depressed
2.Release push-button ignition switch and wait 100 seconds or more.
3.Check DTC in "Self Diagnostic Result" mode of "BCM" using CONSULT.
Is DTC detected?
YES- Go to .
NO- INSPECTION END

Diagnosis Procedure

1. CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL

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

Is the inspection result normal?
YES- GO TO 4.
NO- GO TO 2.

2. CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT

1.Disconnect BCM connector and IPDM E/R connector.
2.Check continuity between push-button ignition switch harness connector and BCM harness connector.

3.Check continuity between push-button ignition switch harness connector and ground.

Is the inspection result normal?
YES- GO TO 3.
NO- Repair or replace harness.

3. REPLACE BCM

1.Replace BCM. With Intelligent Key System.
2.Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
- INSPECTION END

4. CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT

Check continuity between push-button ignition switch harness connector and ground.

Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace harness.

5. CHECK PUSH-BUTTON IGNITION SWITCH

.
Is the inspection result normal?
YES- GO TO 6.
NO- Replace push-button ignition switch. Service and Repair.

6. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
- INSPECTION END

Component Inspection

1. CHECK PUSH-BUTTON IGNITION SWITCH

1.Turn ignition switch OFF.
2.Disconnect push-button ignition switch connector.
3.Check continuity between push-button ignition switch terminals.

Is the inspection result normal?
YES- INSPECTION END
NO- Replace push-button ignition switch. Service and Repair.