20 Most Recent 2002 Kia Optima - Page 5 Questions & Answers

Well the 4 cyl engine uses a coil for each cylinder, and the 6 cyl uses one coil for all 6. Both systems use signals from the engine computer to fire the coils. So the RPM circuit would involve the engine computer. No distributor is used.

possibly mass air flow meter, if faulty dosent bring light on.

Never in the tank. Near it is usual, but there is sometimes a filter under the bonnet (Hood).

could be either or both or the engine immobiliser ( not working from the key) check key battery

If know #3;could be plug ,wire,coil.

Fuel filter.

Air filter,fuel filter,dirty throttle body.

Go to www.kiatechinfo.com and make a free account. Then put in the model and year. This is the exact same site that the Kia mechanics use. It can be hard to figure out though if you are not used to it.

Look into the steering column and see if the ignishion is messed up

Contact WWW.crutchfield.com they have wiring diagrams for 99% of vehicles on the road today.

Tires balancing and/or ice into wheel.

Here's a guide Wayne on your torque bolts.