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P0100 Diagnostic Trouble Code Discussion for August 2010

Mass Airflow Sensor Circuit Fluctuation Check


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Trouble Ticket Help Requests for DTC P0100
Help Request Posted
1998 Toyota 4Runner SR5 3.4L Poor Idle Quality, MIL Lamp on VIN: JT3HN86R6X
P0100: Mass Airflow Sensor Circuit Fluctuation Check. Car came to us from another shop. Cel inop but had 4 codes, po100,110,171,120. Found air cleaner plugged and maf very dirty. Replace air filter and cleaned maf. Found tps reading 0% at idle. Replaced tps. Runs ok now but still has high idle cold or hot and som...
August 13, 2010
1999 Mercedes-Benz C230 Kompressor 2.3L No Start, Cuts out, Stall VIN: WDBHA24G3X
P0100: . Hello guys. I'm posting this on behalf of another tech in our shop. It appears the service advisor has a friend of hers' Mercedes that won't idle. As soon as the engine starts, it struggles and then dies, like a faulty IAC valve not doing its job. Just wonderi...
August 27, 2010
1999 Mercedes-Benz C230 Kompressor 2.3L No Start, Cuts out, Stall VIN: WDBHA24G3X
P0100: . Hello guys. I'm posting this on behalf of another tech in our shop. It appears the service advisor has a friend of hers' Mercedes that won't idle. As soon as the engine starts, it struggles and then dies, like a faulty IAC valve not doing its job. Just wonderi...
August 30, 2010
1998 Toyota 4Runner SR5 3.4L Poor Idle Quality, MIL Lamp on VIN: JT3HN86R6X
P0100: Mass Airflow Sensor Circuit Fluctuation Check. Car came to us from another shop. Cel inop but had 4 codes, po100,110,171,120. Found air cleaner plugged and maf very dirty. Replace air filter and cleaned maf. Found tps reading 0% at idle. Replaced tps. Runs ok now but still has high idle cold or hot and som...
August 13, 2010
1999 Mercedes-Benz C230 Kompressor 2.3L No Start, Cuts out, Stall VIN: WDBHA24G3X
P0100: . Hello guys. I'm posting this on behalf of another tech in our shop. It appears the service advisor has a friend of hers' Mercedes that won't idle. As soon as the engine starts, it struggles and then dies, like a faulty IAC valve not doing its job. Just wonderi...
August 27, 2010
1999 Mercedes-Benz C230 Kompressor 2.3L No Start, Cuts out, Stall VIN: WDBHA24G3X
P0100: . Hello guys. I'm posting this on behalf of another tech in our shop. It appears the service advisor has a friend of hers' Mercedes that won't idle. As soon as the engine starts, it struggles and then dies, like a faulty IAC valve not doing its job. Just wonderi...
August 30, 2010