20 Most Recent 2002 Toyota RAV4 - Page 9 Questions & Answers

You cannot disable the immobiliser. If it were that easy, any car theif could defeat it by searching the internet. If you dont have any more master keys, you will have to have your local Toyota dealer reseed (reprogram) the immobiliser code, and program new keys for you. It should be about 2 hours labor and cost of keys, but only a dealer can do it. They need to use the Toyota scan tool, and access a Toyota only website with security codes.

No, A bad or malfunctioning speed sensor on a vehicle can cause a wide variety of problems ranging from an inconsistent speedometer to what appear to be transmission problems.As the transmission needs to know the speed, but it should not stop the car or stop it from running.

youre battery is probly going dead

The meaning of: P0420 Catalyst System Efficiency Below Threshold on Bank 1 P0430 Catalyst System Efficiency Below Threshold on Bank 2

Basically the Oxygen sensors ( one before and one after the catalytic converter ) have abnormal readings from the exhaust. Further diagnosing will need to be done by a mechanic to find the source of the problem. The possibilities could be the O2 sensors themselves, a leak in the exhaust manifold, a bad catalytic converter, and etc.

Have blown fuses or fusible links or meltedbars under fuse & distribution box-- dependingon what the car has

Low on oil? Wrong weight of oil? Tired engine? Bad oil pump,plugged passages that feed the lifters.Dirty oil. Have the oil changed .70,000 miles or more? Use "high mileage" oil. 10-30 is fine.

Can't say or guessI could type all the items you suggestHave to take it apart & get involved, toconfirm, after a road test

could be low brake fluid or a parking brake switch

Tail light assembly or just the light bulb? There may be 10 mm nuts holding the light assembly to the car. Usually 2 or 3 nuts hold in the assembly. Small panel out should gain you access to the bulbs.

step one; get off the computer. step 2: drive to the auto parts store. step3: buy repair manual. toyota rav 4s usually don't have problems with the timing chain, you might have some other problems in there

Hi Wendy, Take the vehicle and have a diagnostic scan carried out to find out what problem(s) it has. Regards John