Questions & Answers for: Toyota Tacoma p0420

...and DTC freeze frame Replace the coil packs. Your issue is NOT the converter, or you would have a P0420/P0430 code I know this post is old, but right on the engine theres a sticker that says use ...

1995 toyota tacoma 2.7 4cyl/5 manual/4x4 P0420 trouble code Both o2 sensors were replaced just over a year ago. The cat was replaced less than a year ago because there was a cheater pipe welded in its

...sensor1 and found an open in the terminals that should read OHM value(13/16 ohms should be present) p0420 gone but still po401 was still popping up so i checked egr valve, egr module, vsv switch, egr ...

I have a 2000 tacoma 3.4l with double cats bought from california. I am throwing a P0420 code. Would that mean that my cats would be bad or the O2 sensor? the code itself is for catalyst efficiency. ...

I just installed a new magnaflow exhaust on my truck and now I keep getting the p0420 light what does this mean my o2 sensor checks out ok so what could it possibly be I assume that in the process you

...tacoma pick up truck and the check engine light went on. I took it to my mechanic and he said the p0420 code came up and it was a catalytic converter. I only have 38,000 miles on it so he said to ...

p0420 and p0430 faults no others comes back 20 miles of driving? this obd2 trouble code table can help you understand the meaning of code. and for the p0420, you can try : Check for exhaust leaks at ...

Alternator went out a and battery died P0420 code Drive it and battery alternator went out and then battery died after alternator got replaced a day latter beep sound came from the engine and then ...

whats wrong with my truck P0420 P0420 P0420 dtc indicates catalytic convertor below threshold bank 1. You will need to h ave your convertor s checked and replaced

...Coil most common on that model P0304 Toyota Cylinder 4 Misfire Detected P0304 OBD II Trouble Code P0420 Toyota Catalyst System Efficiency Below Threshold Bank 1 P0420 OBD II Trouble Code ...