Front Door Request Switch Check

INTELLIGENT KEY SYSTEM


Front Door Request Switch Check

1.CHECK FRONT DOOR REQUEST SWITCH
With CONSULT-III
Check front door request switch ("DR REQ SW" or "AS REQ SW") in "DATA MONITOR" mode.





Without CONSULT-III
1. Turn ignition switch OFF.





2. Check voltage between Intelligent Key unit harness connector
M42 terminals 5, 25 and ground.






OK or NG
OK - Front door request switch is OK.
NG - GO TO 2.
2.CHECK FRONT DOOR REQUEST SWITCH OPERATION
1. Turn ignition switch OFF.
2. Disconnect front door request switch connector.





3. Check continuity between front door request switch terminals 3 and 4.





OK or NG
OK - GO TO 3.
NG - Replace front door request switch.
3.CHECK FRONT DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between front door request switch harness connector D4 (LH), D103 (RH) terminal 4 and ground.

4 - Ground : Continuity should exist.






OK or NG
OK - GO TO 4.
NG - Repair or replace door request switch ground circuit.
4.CHECK FRONT DOOR REQUEST SWITCH CIRCUIT
1. Disconnect Intelligent Key unit connector.
2. Check continuity between Intelligent Key unit harness connector M42 (A) terminals 5 (LH), 25 (RH) and front door request switch harness connector D4 (B) (LH), D103 (RH) terminal 3.











3. Check continuity between front door request switch harness connector D4 (B) (LH), D103 (RH), terminal 3 and ground.
3 - Ground : Continuity should not exist.
OK or NG
OK - GO TO 5.
NG - Repair or replace harness between Intelligent Key unit and front door request switch.
5.CHECK FRONT DOOR REQUEST SWITCH SIGNAL
1. Connect Intelligent Key unit connector.
2. Check voltage between front door request switch harness connector D4 (LH), D103 (RH) terminal 3 and ground.











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