Diagnosis Circuit

ENGINE IMMOBILISER: ENGINE IMMOBILISER SYSTEM: Diagnosis Circuit
- Diagnosis Circuit

DESCRIPTION

This circuit is used to read the DTCs that are output from the transponder key ECU assembly with the Techstream.

WIRING DIAGRAM





INSPECTION PROCEDURE

NOTICE:
If the transponder key ECU assembly is replaced, register the key and ECU communication ID Programming and Relearning.

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (DLC3 - TRANSPONDER KEY ECU ASSEMBLY AND BODY GROUND)

(a) Disconnect the F54 transponder key ECU assembly connector.





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

Standard Resistance:





Text in Illustration





(c) Reconnect the transponder key ECU assembly connector.

NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE TRANSPONDER KEY ECU ASSEMBLY Removal