Check Harness And Connector Front Door Courtesy Switch Main Body

Wire Harness Side:

Front Door Courtesy Switch Assembly Connector (Driver Side)

Front View

Main Body ECU Connector


Body Ecu Toyota Yaris 2002


Front View


Front View b112021e10

(a) Disconnect the J2 door courtesy switch connector.

(b) Disconnect the 4A main body ECU connector.

(c) Measure the resistance. Standard resistance

Tester Connection

Specified Condition

J2-1 - 4A-21 (DCTY)

Below 1 Q

(d) Reconnect the door courtesy switch connector.

(e) Reconnect the main body ECU connector.

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