2002 Ram 1500 4.7L O2 sensor

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04-20-2019, 07:58 PM

Asingh

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2002 Ram 1500 4.7L O2 sensor

Hi I have a 2002 Ram 1500 4.7L V8 and my check engine light came on for bank 1 sensor 2 I changed the sensor and no luck check engine light is still on and I have even changed out the ECM/PCM
and no luck anyone have this issues ?

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04-20-2019, 08:55 PM

HeyYou

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Which code? Might be the cat that is bad. Moving to third gen ram section.

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04-20-2019, 08:59 PM

fj5gtx

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Quote:

Originally Posted by Asingh

Check the wiring. Use the old o2 sensor harness to check continuity from under the truck to the ecm.

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04-20-2019, 09:15 PM

72rtchallenger

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Quote:

Originally Posted by HeyYou

Which code? Might be the cat that is bad. Moving to third gen ram section.

Yes what is the code that set it off ?

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