Computers and Control Systems: Service Precautions

2AR-FE ENGINE CONTROL: SFI SYSTEM: PRECAUTION

1. INITIALIZATION

NOTICE:
* If the ECM is replaced, register the ECU communication ID for Engine Immobiliser System (w/o smart key system) Repair Instruction - Initialization.
* Perform Registration (VIN registration) when replacing the ECM Programming and Relearning.
* Make sure to perform Reset Memory (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM Repair Instruction - Initialization.
* When the cable is disconnected from the negative (-) battery terminal, initialize the following system(s) after the cable is reconnected.






HINT
Initialization cannot be completed by only disconnecting and reconnecting the cable of the negative (-) battery terminal.

2. WHEN USING TECHSTREAM

CAUTION:
Observe the following items for safety reasons:

* Before using the Techstream, read the instruction manual.

* Prevent the Techstream cable from being caught on the pedals, shift lever or steering wheel when driving with the Techstream connected to the vehicle.

* When driving the vehicle for testing purposes using the Techstream, 2 persons are required. One is for driving the vehicle, and the other operates the Techstream.

3. IGNITION SWITCH EXPRESSIONS

HINT
The type of ignition switch used on this model differs according to the specifications of the vehicle.

The expressions listed in the table below are used in this section.