Pinout Values and Diagnostic Parameters

WIPER AND WASHER: WIPER AND WASHER SYSTEM: TERMINALS OF ECU

1. CHECK TURN SIGNAL SWITCH (COMBINATION SWITCH)





(a) Disconnect the C11 switch connector.

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





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

(c) Reconnect the C11 switch connector.

(d) Measure the voltage of the connector.





* If the result is not as specified, the switch may have a malfunction.

2. CHECK DRIVER SIDE JUNCTION BLOCK (DRIVER SIDE JUNCTION BLOCK ECU)





(a) Disconnect the 2A, 2C and 2G junction block connectors.

(b) Measure the resistance and voltage 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 2A, 2C and 2G junction block connectors.

(d) Measure the voltage of the connectors.





* If the result is not as specified, the junction block ECU may have a malfunction.

3. CHECK PASSENGER SIDE JUNCTION BLOCK (PASSENGER SIDE JUNCTION BLOCK ECU)





(a) Disconnect the 3B, 3D, 3E, 3F and 3G junction block connectors.

(b) Measure the resistance and voltage 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 3B, 3D, 3E, 3F and 3G junction block connectors.

(d) Measure the voltage of the connectors.





* If the result is not as specified, the junction block may have a malfunction.

4. CHECK FRONT LIGHT ECU (FRONT CONTROLLER)





(a) Remove the front light ECU.

(b) Measure the resistance and voltage of the ECU.





* If the result is not as specified, the ECU may have a malfunction.