Quote:
Originally Posted by aa010175
I had a cracked cylinder head fixed and replaced the water pump, timing belt, fuel injectors (rebuilt). Also a few months ago I replaced the spark plugs and wires. I now have a PO172 code with System too rich bank 1. I cleaned the MAF and no help on the code. I understand one of the rebuilt injectors could be leaking fuel. How do you test for the bad one? Thanks Dave
|
Where did you get the injectors from? If you still have your old injectors I would put those back in and see what your fuel trims are.
__________________
2000 SR5 V6 Manual 4WD
https://www.toyota-4runner.org/3rd-g...biography.html
2000 Limited V6 Auto E-Locker Sold 3/2022
