20 Most Recent 2001 Toyota Corolla - Page 2 Questions & Answers

Hey Gina, the whole idea was to get you to get a new American car... and Thank You for buying GM!!

If I am not mistaken there is a pin on the front corner of the assembly.. You will need to reach in behind the fixture and feel for a tab and wiggle the assembly while sliding it forward a bit to remove it and then disconnect your bulb assembly..

po171 is lean on bank 1--===causes --MAF/VAF sensors --injectors ---HO2S (heated oxygen sensor) po300 is random misfires and po301, 2, 3 4 5 6 etc is the cylinder that is misfiring most likely that the fuel pressure is below the required pressure either from the pump or blocked filter or the tank not venting properly--- (EVAP) problem check the fuel pressure ( minimum of 45-65psi) --problem pressure regulator , pump or filter replace the heated oxygen sensor on bank 1 ( in the exhaust manifold before the cat converter) as it reports to the ECM to get the correct air/fuel mix

Run a diagnostic test to find out which part is faulty.

possible clutch failure --sounds like clutch is slipping

check the battery terminals

The best way to adjust the TP position sensor is by a scan tool. With the accelerator pedal fully released the value should be between 9.8% - 18%.

need an eyeball inspection when off the ground broken exhaust mounts shock /strut tower failure *these not normally cause a metal to metal banging noiselower swing arm arm bushes hub bearingrear brake pads worn to metal

If it has a manual tranny it sounds like a worn out clutch and bearing problem

Check first the FUSE! Check the relay!
Then let somebody push the horn pad in the steering wheel, while u listen at the RELAY, if you hear any "click" sound that means relay is working! If the relay is working NOW the problem lies in the HORN itself and needs to be replace! Check the wiring too! There might a disconnected wire or a FAULTY ground to the HORN! Taah!

see if this link will help you. 2001 toyota corolla timing marks1 8 Google Search

Check the valve timing and ignition timing.