Trunk Opener Request Switch Check

INTELLIGENT KEY SYSTEM


Trunk Opener Request Switch Check

1.CHECK TRUNK OPENER REQUEST SWITCH
With CONSULT-III
Check trunk opener request switch ("BD/TR REQ SW") in "DATA MONITOR" mode.





Without CONSULT-III
1. Turn ignition switch OFF.





2. Check voltage between Intelligent Key unit connector M42 terminal 29 and ground.





OK or NG
OK - Trunk opener request switch is OK.
NG - GO TO 2.
2.CHECK TRUNK OPENER REQUEST SWITCH OPERATION
1. Turn ignition switch OFF.
2. Disconnect trunk opener request switch connector.





3. Check continuity between trunk opener request switch terminals
1 and 2.





OK or NG
OK - GO TO 3.
NG - Replace trunk opener request switch.
3.CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT
Check continuity between trunk opener request switch harness connector T5 terminal 2 and ground.

2 - Ground : Continuity should exist.






OK or NG
OK - GO TO 4.
NG - Repair or replace trunk opener request switch ground circuit.
4.CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit harness connector M42 (A) terminal 29 and trunk opener request switch harness connector T5 (B) terminal 1.

29 - 1 : Continuity should exist.






3. Check continuity between Intelligent Key unit harness connector
M42 (A) terminal 29 and ground.

29 - Ground : Continuity should not exist.

OK or NG
OK - GO TO 5.
NG - Repair or replace harness between Intelligent Key unit and trunk opener request switch.
5.CHECK TRUNK OPENER REQUEST SWITCH SIGNAL
1. Connect Intelligent Key Unit connector.
2. Check voltage between trunk opener request switch harness connector T5 terminal 1 and ground.

1 - Ground : Battery voltage






OK or NG
OK - Check condition of harness and connector.
NG - Replace Intelligent Key unit. Service and Repair .