Trunk Opener Request Switch Check (Sedan)

INTELLIGENT KEY SYSTEM


Trunk Opener Request Switch Check (Sedan)

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 and ground.










OK or NG
OK - Trunk opener request switch circuit is OK.
NG - GO TO 2
2.CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and trunk opener request switch connector.
3. Check continuity between Intelligent Key unit connector (A) M52 terminal 29 and trunk opener request switch connector (B) B129 terminal 1.










4. Check continuity between Intelligent Key unit connector (A) M52 terminal 29 and ground.






OK or NG
OK - GO TO 3
NG - Repair or replace harness between Intelligent Key unit and trunk opener request switch.
3.CHECK TRUNK OPENER REQUEST SWITCH OPERATION
Check continuity of trunk opener request switch.










OK or NG
OK - GO TO 4
NG - Replace trunk opener request switch.
4.CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT
Check continuity between trunk opener request switch connector B129 terminal 2 and ground.










OK or NG
OK - GO TO 5
NG - Repair or replace trunk opener request switch ground circuit.
5.CHECK INTELLIGENT KEY UNIT OUTPUT SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between Intelligent Key unit connector M52 terminal 29 and ground.










OK or NG
OK - Check the condition of harness and connector.
NG - Replace Intelligent Key unit. Intelligent Key Battery Replacement Testing and Inspection Service and Repair.