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P0172 Diagnostic Trouble Code Discussion for August 2011

Fuel System Rich (Bank 1)


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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
2005 Ford E-150 5.4L Excessive Emissions, MIL Lamp on VIN: 1FTNS24L85
... rich always. Codes P0172-P0175 are present. Fuel pressure reads 40 psi on scanner PID for Fuel rail pressure. Our fuel gauge reads 42 psi. Alldata says fuel pressure specification is between 25 to 45 psi. As per TSB 05/10/21, PCM was reflashed with latest ...
August 02, 2011
2005 Ford E-150 5.4L Excessive Emissions, MIL Lamp on VIN: 1FTNS24L85
... rich always. Codes P0172-P0175 are present. Fuel pressure reads 40 psi on scanner PID for Fuel rail pressure. Our fuel gauge reads 42 psi. Alldata says fuel pressure specification is between 25 to 45 psi. As per TSB 05/10/21, PCM was reflashed with latest ...
August 03, 2011
1999 Honda Civic Si 1.6L MIL Lamp on VIN: 1HGEJ8273X
P0172: Fuel System Too Rich. As you see from the list of parts there was a lot of work done before I got the car. Came to me 3 month after MIL light came on. All the above parts have been replaced. Light comes on on second or 3 trip as far as I can see. Fuel pressure is good with no exces...
August 25, 2011
2005 Ford E-150 5.4L Excessive Emissions, MIL Lamp on VIN: 1FTNS24L85
... rich always. Codes P0172-P0175 are present. Fuel pressure reads 40 psi on scanner PID for Fuel rail pressure. Our fuel gauge reads 42 psi. Alldata says fuel pressure specification is between 25 to 45 psi. As per TSB 05/10/21, PCM was reflashed with latest ...
August 02, 2011
2005 Ford E-150 5.4L Excessive Emissions, MIL Lamp on VIN: 1FTNS24L85
... rich always. Codes P0172-P0175 are present. Fuel pressure reads 40 psi on scanner PID for Fuel rail pressure. Our fuel gauge reads 42 psi. Alldata says fuel pressure specification is between 25 to 45 psi. As per TSB 05/10/21, PCM was reflashed with latest ...
August 03, 2011
1999 Honda Civic Si 1.6L MIL Lamp on VIN: 1HGEJ8273X
P0172: Fuel System Too Rich. As you see from the list of parts there was a lot of work done before I got the car. Came to me 3 month after MIL light came on. All the above parts have been replaced. Light comes on on second or 3 trip as far as I can see. Fuel pressure is good with no exces...
August 25, 2011