Driver Side Door Entry Lock and Unlock Functions Do Not Operate

DOOR LOCK: SMART KEY SYSTEM: Driver Side Door Entry Lock and Unlock Functions do not Operate

Driver Side Door Entry Lock and Unlock Functions do not Operate

DESCRIPTION

Both the entry lock and unlock functions do not operate when: 1) nothing is output from the door electrical key oscillator LH, 2) the smart key system is disabled through customization, or 3) the entire power door lock control system is malfunctioning.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK MANUAL DOOR LOCK AND UNLOCK OPERATION
(a) Check that the manual door lock and unlock function operates normally.
OK:
Manual door lock and unlock function operates normally
NG -- GO TO POWER DOOR LOCK CONTROL SYSTEM
OK -- Continue to next step.

2. PERFORM ACTIVE TEST USING TECHSTREAM (DOOR ELECTRICAL KEY OSCILLATOR LH)
(a) Select the Active Test, use the Techstream to generate a control command, and then check that the oscillator operates.

Certification ECU





OK:
When key is brought close to door oscillator that is ON, indicator on key illuminates.
OK -- REPLACE CERTIFICATION ECU
NG -- Continue to next step.

3. CHECK WIRE HARNESS (DOOR ELECTRICAL KEY OSCILLATOR LH - CERTIFICATION ECU, BATTERY AND BODY GROUND)




(a) Disconnect the D16 oscillator connector.
(b) Disconnect the S11 ECU connector.
(c) Measure the resistance of the wire harness side connectors.
Standard resistance:





(d) Measure the voltage of the wire harness side connector.
Standard voltage:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- Continue to next step.

4. CHECK DOOR ELECTRICAL KEY OSCILLATOR LH (CLG VOLTAGE)




(a) Measure the voltage between the terminals of the connector when the power switch is operated.
Standard voltage:






NG -- REPLACE DOOR ELECTRICAL KEY OSCILLATOR LH
OK -- REPLACE CERTIFICATION ECU