Computers and Control Systems: Service Precautions

1GR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: PRECAUTION

1. INITIALIZATION

NOTICE:
* If the ECM is replaced, register the ECU communication ID for Engine Immobiliser System Programming and Relearning.
* Perform initialization (throttle position) after replacing the throttle with motor body assembly or cleaning any throttle body components Installation.
* Perform initialization (throttle position) after reconnecting the battery cable or replacing the ECM Installation.
* Perform the RESET MEMORY (AT initialization) when replacing the automatic transmission assembly, engine assembly or ECM Programming and Relearning for 2WD, for 4WD).
* Perform the REGISTRATION (VIN registration) when replacing the ECM Programming and Relearning.
* If the ECM has been replaced or RESET MEMORY (AT initialization) has been performed, set up the function of the ATF (Automatic Transmission Fluid) temperature warning light Programming and Relearning for 2WD, for 4WD).

HINT
Initialization cannot be completed by only removing the battery.

2. FOR USING TECHSTREAM

CAUTION:
Observe the following items for safety reasons:

* Read its instruction books before using the Techstream.
* Prevent the Techstream cable from being caught on the pedals, shift lever and steering wheel when driving with the Techstream connected to the vehicle.
* When driving the vehicle for testing purposes using the tester, two persons are required. One is for driving the vehicle, and the other operates the Techstream.