Theft Deterrent System (w/ Smart Key System)

THEFT DETERRENT: THEFT DETERRENT SYSTEM (w/ Smart Key System): TERMINALS OF ECU

1. CHECK MAIN BODY ECU (INSTRUMENT PANEL J/B)

(a) Disconnect the main body ECU (instrument panel J/B) connectors.





(b) Measure the resistance and voltage between each terminal of the wire harness side connectors and body ground.





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

(d) Reconnect the main body ECU (instrument panel J/B) connectors.

(e) Measure the voltage between each terminal of the wire harness side connectors and body ground.





(f) If the result is not as specified, the ECU may have a malfunction.

2. CHECK CERTIFICATION ECU ASSEMBLY

(a) Disconnect the E58 and E59 ECU connectors.





(b) Measure the voltage and resistance 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 E58 and E59 ECU connectors.

(d) Measure the voltage of the connector.





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