Computers and Control Systems: Service Precautions

3UR-FE ENGINE CONTROL: SFI SYSTEM: PRECAUTION

PRECAUTION

CAUTION: When using the Techstream, 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 Techstream, 2 persons are required. One person drives the vehicle, and the other operates the Techstream.

NOTICE:
- Perform initialization (throttle position) after replacing the throttle body assembly or cleaning any throttle body components Installation.
- Perform initialization (throttle position) after reconnecting the battery cable or replacing the ECM Installation.
- Perform Dynamic Laser Cruise Control System initialization after replacing the ECM Programming and Relearning.
- Perform Reset Memory (AT initialization) for 2WD when replacing the automatic transmission assembly, engine assembly or ECM .
- Perform Reset Memory (AT initialization) for 4WD when replacing the automatic transmission assembly, engine assembly or ECM Programming and Relearning.
- Perform Registration (VIN registration) when replacing the ECM Programming and Relearning.

HINT: Reset Memory cannot be completed by only removing the battery.