The Nissan Path

shawntnp

Thanks for the suggestions - but currently the problem has gone away. I actually do have a scantool - thought you were talking about an IR temp scanner - forgot the code reader also displays data including coolant temperature.

Anyway I went ahead and reset the codes and connected a scanner to ...

shawntnp

I don't have an IR temp scantool - but I have seen overheated engines before - usually there is some smoking of residual surface engine oil deposits and "crackling" of the exhaust system - none of which were present.

shawntnp

I actually bought a new temp sensor but was thinking it had to be some other problem as the rpm and the temperature fluctuations were almost synchronized - but I guess if the Temp sensor flakes out , the ECM would be affected and could alter the Fuel/air mixture and result in the cat error code as ...

shawntnp

Having problems with my 2003 3.5L pathfinder. Has following symptoms:
OBD Codes: P1217 Manf control Fuel Air metering - displayed twice once with the P1217 code and once with P1217p/d - whatever that means. Also has Catt eff below threshold P0420.

Starts fine but after it warms up the RPM's become ...

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Thanks smj999smj

P1217 code, runs rough, erratic engine temp - Help!

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