Sonata V6-3.0L (1991)
3.
Handle all fuel injection related parts with care as they may easily be damaged.
4.
Always use new gaskets or O-rings when installing fuel lines or injectors.
5.
Lightly lubricate O-rings and flare connections with gasoline. Do not use engine oil, gear lubricant or brake fluid.
6.
After servicing fuel system, check for leaks and correct as needed.
ENGINE AND EXHAUST
1.
On vehicles equipped with catalytic converters, the following conditions must be observed:
a. Use only "UNLEADED FUEL".
b. Avoid running out of fuel.
c. In case of poor engine operation (misfiring), avoid driving the vehicle and correct the problem as soon as possible.
d. Do not disconnect any spark plug wires with the engine running.
e. Avoid push starting the vehicle.
f.
If running on a dynamometer, make sure the catalytic converter is well ventilated.
g. Use caution when working near the catalytic converter to prevent the possibility of burns.
2.
Do not use silicone based products on an oxygen sensor equipped vehicle to avoid damaging the sensor.
3.
When performing a compression test, remove the fuel pump relay fuse, and disconnect power to the ignition (This will stop fuel flow to the
injectors and prevent engine from starting).
