20 Most Recent 2002 Toyota Sequoia Questions & Answers

Do you still have a key from the old ignition switch or was that why you had to replace it in the first place. If you have the old key I can explain how to just registaring the new keys from the transponder of the old key. I know it sounds crazy but you have to register the new keys and this is the easiest way without having special equipment. Just comment here either way or email me directly at [email protected] with your information.

The most likely culprit is the condenser fan not working. While driving, air is forced through the condenser fins cooling the condenser and all is fine, but when stopped and the fan is not blowing and you notice the air get warm.

It's on the right (passenger) side after the catalytic converter. I hope this helps. Take care.

You need to have your battery load tested. Clean your battery terminals and apply some corrosion inhibitor. Make sure all your terminals are tight. Beyond that you will need to start tracing the power connections elsewhere for things like bad connections or grounds and connections at the alternator. An alternator can still be bad if the rectifier/regulator start breaking down once they get hot.

This is not going to be solved over this keyboard, you need a good electrical tech to look into this.

Water probably got into the fuse box and caused corrosion on the terminal for that fuse. Check terminals for green

Any broken wires?

The Sequoia's A.C. is forever a problem,taking to the dealer and spending a few grand is just a temporary fix,and since it's not a driving issue,there is no recall,found a site where a heap of Sequoia owner's all have the same problem as your's,I bought A 2004 Tundra new and sold it a couple of years ago,only had 68,000 miles and had no A.C. issues,so it's only a Sequoia issue,I would sell it instead of sinking a bunch of money into it and it still be problematic.

Under the hood. Sometimes called HEGO.

leak in the coolant system possible causes cracked plastic radiator tanks , cracked hoses rusted welsh plugs corroded housing behind water pump putting water into sump ( grey sump oil) have it pressure tested to find the fault

Use a pair of pliers to grab it and pull.

indicates a bad vacuum leak in the brake booster take it to an accredited brake specialist shop for a proper diagnosis best fix is a new booster unit

take the car to a shop and ask them if they can check why the light came on, unless you have a code scanner to retrieve the code, good luck