Engine Immobilizer System

TERMINALS OF ECU

Terminals Of ECU:

1. THEFT WARNING ECU




a. Disconnect the theft warning ECU connector.




b. Connect the theft warning ECU connector.

Terminals Of ECU:

2. TRANSPONDER KEY ECU




a. Disconnect the transponder key ECU connector.




b. Connect the transponder key ECU connector.

c. Inspect using oscilloscope.




d. Waveform 1




e. Waveform 2




f. Waveform 3




g. Waveform 4




h. Waveform 5

Terminals Of ECM:

3. ECM




b. Waveform 4




c. Waveform 5