Maintenance Precaution

SFI SYSTEM

PRECAUTION

HINT: Any diagnostic trouble code retained by the ECM will be erased when the negative (-) terminal cable is removed from the battery. Therefore, if necessary, read the diagnosis before removing the negative (-) terminal cable from the battery'.

1. BEFORE WORKING ON FUEL SYSTEM, DISCONNECT NEGATIVE (-) TERMINAL CABLE FROM BATTERY
2. DO NOT SMOKE OR WORK NEAR AN OPEN FLAME WHEN WORKING ON FUEL SYSTEM
3. KEEP GASOLINE AWAY FROM RUBBER OR LEATHER PARTS

4. MAINTENANCE PRECAUTIONS

a. In the event of engine misfire, these precautions should be taken.
1. Check proper connection to battery terminals, etc.
2. After repair work, check that the ignition coil terminals and all other ignition system lines are reconnected securely.
3. When cleaning the engine compartment, be especially careful to protect the electrical system from water.

b. Precautions when handling the heated oxygen sensors.
1. Do not drop the sensor or hit it against an object.
2. The sensor should be free from any contact with water.