Door Request Switch

DOOR REQUEST SWITCH





Description
Transmits lock/unlock operation to Intelligent Key unit.




Component Function Check
1.CHECK FUNCTION
With CONSULT-III
Check door request switch "DR REQ SW" and "AS REQ SW" in DATA MONITOR mode.






Is the inspection result normal?
YES - Door request switch is OK.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
Regarding Wiring Diagram information, Intelligent Key System.
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
M70 terminals 5, 25 and ground.






Is the inspection result normal?
YES - Front door request switch is OK.
NO - GO TO 2
2.CHECK FRONT DOOR REQUEST SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect Intelligent Key unit and front door request switch connectors.
3. Check continuity between Intelligent Key unit harness connector (A) M70 terminals 5 (driver door), 25
(passenger door) and front door request switch harness connector (B) D16 (LH), D116 (RH) terminal 1.










4. Check continuity between Intelligent Key unit harness connector
(A) M70 terminals 5 (driver door), 25 (passenger door) and ground.





Is the inspection result normal?
YES - GO TO 3
NO - Repair or replace harness between Intelligent Key unit and front door request switch.
3.CHECK FRONT DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between front door request switch harness connector D16 (driver door), D116 (passenger door) terminal 2 and ground.










Is the inspection result normal?
YES - GO TO 4
NO - Repair or replace door request switch ground circuit.
4.CHECK FRONT DOOR REQUEST SWITCH OPERATION
SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5
NO - Replace front door request switch.
5.CHECK FRONT DOOR REQUEST SWITCH SIGNAL
1. Connect Intelligent Key unit connector.





2. Check voltage between Intelligent Key unit harness connector
M70 terminals 5, 25 and ground.






Is the inspection result normal?
YES - Refer to Intermittent Incident.
- Replace Intelligent Key unit. Service and Repair.
NO




Component Inspection
1.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 1 and 2.





Is the inspection result normal?
YES - Inspection end.
NO - Replace front door request switch.