Pinout Values and Diagnostic Parameters

DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM: TERMINALS OF ECU

1. CHECK MULTIPLEX NETWORK FRONT DOOR ECU LH (DRIVER DOOR ECU)





(a) Disconnect the D21, D22 and D23 ECU connectors.

(b) Measure the voltage and resistance of the wire harness side connectors.





* If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Connect the D21, D22 and D23 ECU connectors.

(d) Measure the voltage of the connectors.





* If the result is not as specified, there may be a malfunction on the ECU.

2. CHECK MULTIPLEX NETWORK FRONT DOOR ECU RH (PASSENGER DOOR ECU)





(a) Disconnect the P41, P42 and P43 ECU connectors.

(b) Measure the voltage and resistance of the wire harness side connectors.





* If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the P41, P42 and P43 ECU connectors.

(d) Measure the voltage of the connectors.





* If the result is not as specified, there may be a malfunction on the ECU.

3. CHECK THEFT WARNING ECU





(a) Disconnect the T7 ECU connector.

(b) Measure the voltage and resistance of the wire harness side connector.





* If the result is not as specified, there may be a malfunction on the ECU.

4. CHECK TRANSPONDER KEY ECU





(a) Disconnect the T13 ECU connector.

(b) Measure the voltage and resistance of the wire harness side connector.





* If the result is not as specified, there may be a malfunction on the ECU.