Exterior Lighting System

LIGHTING (EXT): LIGHTING SYSTEM: TERMINALS OF ECU

1. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)





Text in Illustration





(a) Remove the main body ECU Removal.

(b) Reconnect the 2B, 2C, 2D and 2G instrument panel junction block connectors.

(c) Measure the resistance and voltage according to the value(s) in the table below.





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

(d) Install the main body ECU Installation.

(e) Measure the voltage according to the value(s) in the table below.





* *1: w/ Daytime Running Light

* *2: w/o Daytime Running Light

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

2. CHECK TURN SIGNAL FLASHER ASSEMBLY





(a) Disconnect the C19 turn signal flasher connector.

(b) Measure the resistance and voltage according to the value(s) in the table below.





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

(c) Reconnect the C19 turn signal flasher connector.

(d) Measure the voltage according to the value(s) in the table below.





If the result is not as specified, the turn signal flasher may have a malfunction.