Hood Switch

HOOD SWITCH

Description

Hood switch is built into hood lock (RH) and connected to IPDM E/R which detects the open/close condition of hood.


Component Function Check


1. CHECK FUNCTION

1.Select "HOOD SW" in the "Data Monitor" mode using CONSULT-III.
2.Check the hood switch signal under the following condition.





Is the indication normal?
YES- Hood switch is normal.
NO- Go to .


Diagnosis Procedure


1. CHECK HOOD SWITCH SIGNAL

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





Is the inspection result normal?
YES- GO TO 3.
NO- GO TO 2.

2. CHECK HOOD SWITCH CIRCUIT

1.Disconnect IPDM E/R connector.
2.Check continuity between IPDM E/R harness connector and hood switch harness connector.





3.Check continuity between IPDM E/R harness connector and ground.





Is the inspection result normal?
YES- Replace IPDM E/R. Removal and Installation.
NO- Repair or replace harness.

3. CHECK HOOD SWITCH GROUND CIRCUIT

Check continuity between hood switch harness connector and ground.





Is the inspection result normal?
YES- GO TO 4.
NO- Repair or replace harness.

4. CHECK HOOD SWITCH

.
Is the inspection result normal?
YES- GO TO 5.
NO- Replace hood lock (RH). Removal and Installation.

5. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
- INSPECTION END


Component Inspection


1. CHECK HOOD SWITCH

1.Turn ignition switch OFF.
2.Disconnect hood switch connector.
3.Check continuity between hood switch terminals.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace hood lock (RH). Removal and Installation.