P0172 Diagnostic Trouble Code Discussion for October 2006
Fuel System Rich (Bank 1)
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| Help Request | Posted | |
| 2002 Acura MDX Touring 3.5L No Start VIN: 2HNYD18642 P0172: Fuel System Too Lean (Bank 1). vehicle came in for lacks power,knocks and stalls in morning. had code po172 too rich back 1.performed fuel leak down test.failed test.isolated it down to the injectors leaking.relaced all injectors per itan story we read.vehicle was gone for 1 month.came back... |
October 10, 2006 | |
| 2004 Chevrolet Trailblazer EXT LT 4.2L Poor Fuel Economy, MIL Lamp on VIN: 1GNET16S94 P0172: bank 1 to rich. Vehicle has been here 3 times for same codes. First time we sent customer to Dealer for reprogram. Replaced [...] next two times. Fuel pressure is 47 psi(ok per shopkey). Was told by OEM parts dept that this eng does not have a PCV valve. Is anyone else having... |
October 17, 2006 | |
| 2002 Ford E-250 Econoline 4.2L MIL Lamp on VIN: 1FTNS24282 P0172: system too rich b1. this van has 4x currant DTC's witch seem to contradict themselves. were not sure what to do at this point. we have checked all the basics, listed. also checked for related TSB's. any help would be grand. |
October 17, 2006 | |
| 1998 Chevrolet Astro 4.3L Stall VIN: 1GNEL19WXW P0172: Fuel Trim System Rich (Bank 1). ... checked for codes and found codes for rich exhaust P0172 and P0175. I road tested the vehicle for about an hour with no stalling at all. Vehicle ran very well. I hooked up a fuel pressure gauge for the ride and found fuel ... |
October 19, 2006 | |
| 1997 Ford Thunderbird LX 4.6L Poor Idle Quality, Hesitation VIN: 1GT456H765 when starting hard to start will die if give gas,once warm runs better and idles better,has anyone seen these codes on this car before ill write more info next day or two once i have more solveing on it thank ahead of time |
October 21, 2006 | |
| 2005 Mercedes-Benz C230 Kompressor 1.8L MIL Lamp on VIN: WDBRF40J75 P0172: system rich bank 1 snapon scanner generic. ... After frontal collision repair they have check engine light on. Two codes present that seem to conflict depending on which scanner reads them. Codes return right away on test drive and engine engine way down on power. Baum CS2000 reads codes as P2014 and P... |
October 23, 2006 | |
| 2005 Mercedes-Benz C230 Kompressor 1.8L MIL Lamp on VIN: WDBRF40J75 P0172: system rich bank 1 snapon scanner generic. ... After frontal collision repair they have check engine light on. Two codes present that seem to conflict depending on which scanner reads them. Codes return right away on test drive and engine engine way down on power. Baum CS2000 reads codes as P2014 and P... |
October 24, 2006 |
