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P2086 Diagnostic Trouble Code Discussion for September 2006

Differential Pressure Sensor Implausibility (Exhaust Temperature Sensor)


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Trouble Ticket Help Requests for DTC P2086
Help Request Posted
2001 Mercedes-Benz C240 2.6L MIL Lamp on VIN: WDBRF61J51
P2086: Self adaption of mixture for left bank at limit at idle. Vehicle came in with the above codes. Code descriptions could be fuel trims above limits either rich or lean. I assume the system is lean due to positive numbers. I cleared the codes. At idle, the fuel trims were normal. LTFT was 0% and STFT was switching betw...
September 26, 2006
2001 Mercedes-Benz C240 2.6L MIL Lamp on VIN: WDBRF61J51
P2086: Self adaption of mixture for left bank at limit at idle. Vehicle came in with the above codes. Code descriptions could be fuel trims above limits either rich or lean. I assume the system is lean due to positive numbers. I cleared the codes. At idle, the fuel trims were normal. LTFT was 0% and STFT was switching betw...
September 26, 2006