P0172 Diagnostic Trouble Code Discussion for May 2012
Fuel System Rich (Bank 1)
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| Help Request | Posted | |
| 2003 Chrysler Town & Country Limited 3.8L Poor Idle Quality, Misfire, p0172 VIN: 2C8GP64L13 P0172: Fuel System Rich (Bank 1). first time needing help, the van has a miss/ low power, came in from another shop after replaceing map, plugs wires, and ft o2. data showed that the rear o2 was flatlined, replaced the rear o2 with no change (rear o2 is working like it should). coil output is ... |
May 09, 2012 | |
| 1999 Chevrolet Express 3500 LS 5.7L Excessive Emissions, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1GAHG39R8X P0172: Fuel Trim System Rich (Bank 1). van runs fine sometimes then step on gas hesitates stumble back fires thru intake hold to floor acts like cat conv plugged fuel trims way off then while holding gas pedal down it take off and runsfine take off and drive same thing fine step on gas falls on fac... |
May 31, 2012 |
