Toyota Repair Problems? Ask a Mechanic for Answers ASAP
Do you have a voltmeter or simple 12v test test light to check some voltages at specific points? When you turn the key to the on position does the yellow check engine light illuminate? Do you have a code reader to see if there any codes set in the computer?
In order to diagnose this kind of problem in this type of format we need to start with checking for voltages at specific points and we need a code reader to find out if there are codes set in the engine control computer. Will you be able to get a code reader at a nearby parts store or borrow a voltmeter or are you simply looking for general ideas? Did you check to see if you're getting ignition sparked while the coils?