Operation CHARM: Car repair manuals for everyone.

Pre-Check

PRE-CHECK

1. INSPECT ECU DATA MONITOR WITH HAND-HELD TESTER
a. The ECU data monitor will indicate if the part is normal or malfunctioning.




Transponder key ECU (switch condition)




Door ECU (for driver's seat and passenger's seat) (switch condition)


2. INSPECT ACTIVE TEST WITH HAND-HELD TESTER
a. The active test will indicate if the part is normal or malfunctioning.




Door ECU for driver's seat and passenger's seat)

3. INSPECT CUSTOMIZING FUNCTION WITH HAND-HELD TESTER REFERENCE)
a. Makes it possible to select the following controls on door lock switch.




Theft warning ECU