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2003 Toyota Matrix Questions & Answers
2003 Toyota Matrix won't start. No click when we
yes theres is, try locking and unlocking the pass/side door with the key. you can check for power at the starter at the small wire if theres power at that wire when the key is held in the crank position then you have a bad starter try taping on starter while key is held in start if its starts when tapping then starter is bad,heres a diagram to show you were to tap and where to check for power, hope this helps.
My 2003 Matrix sometimes doesn't
If the catalytic converter is plugging up or plugged it will not allow the fuel into the cylinders and fire, due to back pressure on the engine. Do a exhaust check on the tailpipe by putting your hand or something over it and see if you have pressure there when the car is running.
How do i change a MAP sensor/
This car has a MAF sensor not NAP correct are does it have both? In any event go to youtube and you will find many video's of the subject.
What are the signs that my 2003 matrix needs a tune-up
run the fault codes to find the problem sensors
change the oil in the transmission
what you describe are not tune up problems but sensor faults
EFI cars do a tune up every 60 seconds as the ECM reads the sensors and adjusts accordingly
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