Computers and Control Systems: Service Precautions

2GR-FE ENGINE CONTROL SYSTEM: SFI SYSTEM: PRECAUTION

PRECAUTION

1. INITIALIZATION
NOTICE:
- When disconnecting the negative (-) battery cable, initialize the following systems after the cable is reconnected.





- Perform RESET MEMORY (AT initialization) when replacing the automatic transaxle assembly, engine assembly or ECM U151E Automatic Transaxle System.
- Perform REGISTRATION (VIN registration) when replacing the ECM Programming and Relearning.
HINT: Initialization cannot be completed by only removing the battery.

2. FOR 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 and steering wheel when driving with the Techstream connected to the vehicle.
- When driving the vehicle for testing purposes using the Techstream, two persons are required. One is for driving the vehicle, and the other operates the Techstream.

3. FOR USING BATTERY DURING INSPECTION
(a) While using the battery during inspection, do not bring the positive and negative tester probes too close to each other as a short circuit may occur.