Maintenance Precautions

PRECAUTION
1. BEFORE WORKING ON FUEL SYSTEM, DISCONNECT NEGATIVE (-) TERMINAL CABLE FROM BATTERY

HINT: Any diagnostic trouble code retained by the ECM will be erased when the battery negative (-) terminal cable is removed from the battery.
Therefore, if necessary, read the diagnostic trouble code(s) before removing the negative (-) terminal cable from the 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) Precaution when the connecting gauge.
Use battery as the power source for the timing light, etc.
(b) In the event of engine misfire, these precautions should be taken.
(1) Check proper connection of battery terminals, etc.
(2) Handle high-tension cords carefully.
(3) After repair work, check that the ignition coil terminals and all other ignition system lines are reconnected securely.
(4) When cleaning the engine compartment, be especially careful to protect the electrical system from water.
(c) Precautions when the handling heated oxygen sensors.
(1) Do not allow oxygen sensor to drop or hit against an object.
(2) Do not allow the sensor to come into contact with water.