Passenger's Door Can Not Be Operated By Manual Operation

Passenger's Door Can Not Be Operated By Manual Operation and Operation Interlocked With Key

CIRCUIT DESCRIPTION
Switch signal via the master switch and driver's door key is transmitted to the theft warning ECU multiply from the multiplex network door ECU and LOCK or UNLOCK signal is transmitted to each multiplex network door ECU from the theft warning ECU, and then each multiplex network door ECU drives the the door lock motor of each door.

NOTE: Electrical door lock system has a function with a large-scale body multiplex communication. First of all, inspect the communication function and check that no malfunction exists in the troubleshooting.

Wiring Diagram:

Step 1 - 3:

Step 4 - 5:

Step 6:

Step 7:

INSPECTION PROCEDURE