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P0172 Diagnostic Trouble Code Discussion for February 2005

Fuel System Rich (Bank 1)

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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
2000 Toyota Corolla CE 1.8L Stall, MIL Lamp on VIN: 1NXBR12E51
P0172: Fuel System Too Rich (Bank 1). ... complaint is that the mil lite comes on while driving-when coming to a stop the car may stall-codes p0172-po420 are coming up-also for sure the exhaust manifold is leaking-could that affect the drivebility of the car?-or is there something else thats commo...
February 02, 2005
1996 Dodge Neon 2.0L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1B3ES27C7T
P0172: Fuel System Rich (Bank 1). ... ok on 2500 rpm feel its miss fire. idle rough. notice at tail pipe its missing like 1 cylinder. check fuel pressure 48 psi. while i watch on fuel pressre in idle guage repidly fluctuate at 50 trottle snap lightly it repid worse.if trottle snap further guag...
February 05, 2005
2001 Ford Ranger XL 4.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1FTYR10E11
P0172: rich bank 1. Hi techs,this Ranger has a driveability issue(bad idle and surge at cruise speeds) with codes;po172 - po175 rich both banks. Also codes;po401 - po402 egr flow insufficient and egr flow excessive. I have install a new mass air flow,egr pressure sensor,2 oxygen ...
February 07, 2005
2000 Honda CR-V LX 2.0L Poor Idle Quality, Stall, Poor Fuel Economy, MIL Lamp on VIN: JHLRD1845Y
P0172: Fuel System Too Rich (Bank 1). ... stalling problem and mileage on vehicle. Performed tune up, road tested and ran fine, no codes at this time. Customer calls back week later, mil on, still stalling with bad gas mileage. Code p0172 stored in memory. Rechecked tune up items, all ok.Data item...
February 08, 2005
1999 Volkswagen Beetle GLS 2.0L MIL Lamp on VIN: 3VWCC21C0X
P0172: fuel trim bank 1 system too rich. ... car first came in with a check engin light on. owner thought the transmission was going out . it had seven codes the first time p0134,p0300,p0301,p0304,p0303,p0302 . the o2 sensor was out replced it with a set of new plu...
February 15, 2005
1996 Chevrolet Blazer 4.3L Runs Rich VIN: 1GNCS13W0T
P0172: Fuel System Rich (Bank 1). Since THe Fuel Pressure Tests Good & The Drop Was Within Specs, I Think The Injectors May Need To Be Flushed, But I don't Know The Proper Procedure. Need Advice, Thanks In Advance
February 17, 2005
1996 Chevrolet K1500 Cheyenne 5.0L MIL Lamp on VIN: 1GCEK19M1T
P0172: Fuel Trim System Rich (Bank 1). ... and P0175. We did a set of plugs and an ignition coil for maintenance. Fuel pressure is in specs and holds great. Here are some numbers from a freeze frame on the P0175 load 3%, coolant temp 198, ST trim 118, ST-1% -7.8, LT trim 108, LT-1% -15.6, ST trim -...
February 21, 2005
2002 Dodge Intrepid ES 3.5L Excessive Emissions, Poor Idle Quality, Hesitation, Stall, Misfire VIN: 2B3HD56M62
P0172: Fuel System Rich (Bank 1). well, here it is. the initial complaint, first visit, was cel on. code for o2 sensor. tech replaced o2 w/ napa brand. vehicle is back with cel, rotten egg smell as complaint. we had misfire codes and counts on start up for bank w/ cylinders 1,3, and 5. they al...
February 25, 2005