Engine Hood Courtesy Switch Circuit

THEFT DETERRENT: THEFT DETERRENT SYSTEM: Engine Hood Courtesy Switch Circuit

Engine Hood Courtesy Switch Circuit

DESCRIPTION
- The engine hood courtesy switch is built into the hood lock. This switch turns on when the engine hood is opened and turns off when the engine hood is closed.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ DATA LIST USING TECHSTREAM (ENGINE HOOD COURTESY SWITCH)
(a) Check the Data List for proper functioning of the engine hood courtesy switch.

Body No. 5





OK:
ON (engine hood is open) appears on screen.
NG -- INSPECT ENGINE HOOD COURTESY SWITCH
OK -- REPLACE ENGINE ROOM NO. 2 RELAY BLOCK, JUNCTION BLOCK (FRONT CONTROLLER)
2. INSPECT ENGINE HOOD COURTESY SWITCH




(a) Remove the courtesy switch from the hood lock.
(b) Measure the resistance of the switch.
Standard resistance:






NG -- REPLACE ENGINE HOOD COURTESY SWITCH
OK -- Continue to next step.

3. CHECK WIRE HARNESS (ENGINE ROOM NO. 2 RELAY BLOCK, JUNCTION BLOCK - ENGINE HOOD COURTESY SWITCH AND BODY GROUND)




(a) Disconnect the 2G junction block connector.
(b) Disconnect the B7 switch connector.
(c) Measure the resistance of the wire harness side connectors.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- REPLACE COWL SIDE JUNCTION BLOCK RH (MULTIPLEX NETWORK BODY ECU)