Security Hood Switch Circuit Troubleshooting
Keyless/Power Door Locks/Security System Symptom Troubleshooting - Security hood switch circuit troubleshooting
Security hood switch circuit troubleshooting
1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
2. With the hood closed, select SECURITY with the HDS, and enter the DATA LIST.
3. Check the ON/OFF information of the SECURITY HOOD SWITCH in the DATA LIST.
Is information indicator ON?
YES -
Go to step 4.
NO -
Go to step 8.
4. Disconnect the security hood switch 2P connector.
5. Check the ON/OFF information of the SECURITY HOOD SWITCH in the DATA LIST.
Is information indicator OFF?
YES -
Faulty security hood switch; replace the hood latch Service and Repair.
NO -
Go to step 6.
6. Disconnect driver's under-dash fuse/relay box connector G (13P).
7. Check for continuity between driver's under-dash fuse/relay box connector G (13P) terminal No. 3 and body ground.
Is there continuity?
YES -
Repair a short to ground in the wire.
NO -
Faulty driver's MICU; replace the driver's under-dash fuse/relay box Drivers Under-Dash Fuse/Relay Box (Drivers MICU) Removal and Installation.
8. Disconnect the security hood switch 2P connector.
9. Connect security hood switch 2P connector terminal No. 2 and body ground with a jumper wire.
10. Check the ON/OFF information of the SECURITY HOOD SWITCH in the DATA LIST.
Is information indicator ON?
YES -
Go to step 11.
NO -
Go to step 12.
11. Check for continuity between security hood switch 2P connector terminal No. 1 and body ground.
Is there continuity?
YES -
Faulty security hood switch; replace the hood latch Service and Repair.
NO -
Repair an open or high resistance in the ground wire or poor ground (G303).
12. Connect driver's under-dash fuse/relay box connector G (13P) terminal No. 3 and body ground with a jumper wire.
13. Check the ON/OFF information of the SECURITY HOOD SWITCH in the DATA LIST.
Is information indicator ON?
YES -
Repair an open or high resistance in the wire.
NO -
Faulty driver's MICU; replace the driver's under-dash fuse/relay box Drivers Under-Dash Fuse/Relay Box (Drivers MICU) Removal and Installation.