Key Reminder Warning System

DOOR LOCK: KEY REMINDER WARNING SYSTEM: TERMINALS OF ECU

1. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)





(a) Remove the main body ECU (multiplex network body ECU) Removal.

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





(c) If the result is not as specified, there may be a malfunction in the wire harness.

(d) Install the main body ECU (multiplex network body ECU).

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





(f) If the result is not as specified, the main body ECU (multiplex network body ECU) or driver side junction block assembly may have a malfunction.