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P0172 Diagnostic Trouble Code Discussion for December 2013

Fuel System Rich (Bank 1)


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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
2004 Ford Taurus SES 3.0L MIL Lamp on VIN: 1FAFP55214
P0172: Rich. ... p0172 and p0175. Really has no drivability issues. We have replaced the maf sensor. Cleaned the throttle plate. Has 41lbs fuel pressure running. The flex fuel sensor so 42.8%. Found a bulletin about reflash pcm but that was for o1-o2 only. Anybody with inf...
December 04, 2013
2005 Mercedes-Benz C320 3.2L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: WDBRN64J05
... in with MIL lamp on. Found codes P0172 and P0175. Smoked for vacuum leaks and fixed leak at intake from brake boost hose. Same codes after repair the leak. Car runs rich on both banks. Scanned with Bosch KTS 340. Both O2 ...
December 06, 2013
2006 Honda Jazz/Fit 1.3L MIL Lamp on
P0172: Fuel metering too rich. ... in the shop that has MIL code P0172 fuel metering too rich. I looked at HDS all the data seemed normal except I suspected the MAP reading was kind of high at idle. It had reading between 31 to 33 kPa (conversion to Volt 1.05 to 1.1 ). I compared to another...
December 16, 2013
1999 Pontiac Grand Prix GT 3.8L Poor Idle Quality, Surge, Stall VIN: 1G2WP12K8X
P0172: Fuel Trim System Rich. hello every one. as it says in the repair history this is not the first time we have looked at this vehicle for this problem. we had to replace the iac again as it had come apart again. this did not help our situation this time. after the vehicle runs and warm...
December 28, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 30, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 31, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 30, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 31, 2013
2004 Ford Taurus SES 3.0L MIL Lamp on VIN: 1FAFP55214
P0172: Rich. ... p0172 and p0175. Really has no drivability issues. We have replaced the maf sensor. Cleaned the throttle plate. Has 41lbs fuel pressure running. The flex fuel sensor so 42.8%. Found a bulletin about reflash pcm but that was for o1-o2 only. Anybody with inf...
December 04, 2013
2005 Mercedes-Benz C320 3.2L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: WDBRN64J05
... in with MIL lamp on. Found codes P0172 and P0175. Smoked for vacuum leaks and fixed leak at intake from brake boost hose. Same codes after repair the leak. Car runs rich on both banks. Scanned with Bosch KTS 340. Both O2 ...
December 06, 2013
2006 Honda Jazz/Fit 1.3L MIL Lamp on
P0172: Fuel metering too rich. ... in the shop that has MIL code P0172 fuel metering too rich. I looked at HDS all the data seemed normal except I suspected the MAP reading was kind of high at idle. It had reading between 31 to 33 kPa (conversion to Volt 1.05 to 1.1 ). I compared to another...
December 16, 2013
1999 Pontiac Grand Prix GT 3.8L Poor Idle Quality, Surge, Stall VIN: 1G2WP12K8X
P0172: Fuel System Rich (Bank 1). hello every one. as it says in the repair history this is not the first time we have looked at this vehicle for this problem. we had to replace the iac again as it had come apart again. this did not help our situation this time. after the vehicle runs and warm...
December 28, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 30, 2013
2005 Ford Taurus SE 3.0L MIL Lamp on VIN: 1FAFP53295
P0172: system rich bank one. I have this Taurus I replaced the air flow sensor on due to a IAT code due to an intermittent reading. I honestly don't know what the fuel trim was before the repair or right after as I was focused on the IAT. The vehicle was driven almost 200 miles before the...
December 31, 2013