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P0172 Diagnostic Trouble Code Discussion for November 2006

Fuel System Rich (Bank 1)


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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
2001 Audi A4 1.8L MIL Lamp on VIN: WAUDC68D91
P0172: system rich. We replace both o2 sensors and cleared the codes the next day the light came back on with two new codes, listed above, we are having trouble getting info on this. When we first looked at it on the scanner the o2's were doing nothing after replacing them they w...
November 16, 2006
2004 Chevrolet Tahoe LS 5.3L running rich VIN: 1GNEK13Z64
P0172: Fuel Trim System Rich (Bank 1). well gm techs i am a ford tech looking for a little help on this tahoe i have codes for both banks running rich i was told by a fellow tech that these trucks have problems with the o2 sensors i have no access to any gm pinpoint test for this codes nor do i hav...
November 18, 2006
2003 Chevrolet Trailblazer North Face 4.2L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GNDT13S73
P0172: Fuel System Rich (Bank 1). Hi everybody this one has me twisted. Checked data stream and everything looks normal. vehicle holds back under accel. The more gas you give it the more it holds back. I actually got the vehicle to slow down going down hill while accelerating. There are no tra...
November 27, 2006
1997 Pontiac Sunfire SE 2.2L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G2JB1246V
P0172: Fuel System Rich (Bank 1). As i stated #1-#2 injectors were leaking with a customer complaint of gas smell. Replaced #1-#2 injectors with new ones. Engine automatically developed misfire on #3-#4 Cyc. After a Hmmm. Swapped #1-#2 To #3-#4 Vise-Versa. Engine Miss went to #1-#2. Got two ne...
November 27, 2006
1997 Pontiac Sunfire SE 2.2L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G2JB1246V
P0172: Fuel System Rich (Bank 1). As i stated #1-#2 injectors were leaking with a customer complaint of gas smell. Replaced #1-#2 injectors with new ones. Engine automatically developed misfire on #3-#4 Cyc. After a Hmmm. Swapped #1-#2 To #3-#4 Vise-Versa. Engine Miss went to #1-#2. Got two ne...
November 28, 2006
2001 Audi A4 1.8L MIL Lamp on VIN: WAUDC68D91
P0172: system rich. We replace both o2 sensors and cleared the codes the next day the light came back on with two new codes, listed above, we are having trouble getting info on this. When we first looked at it on the scanner the o2's were doing nothing after replacing them they w...
November 16, 2006
2004 Chevrolet Tahoe LS 5.3L running rich VIN: 1GNEK13Z64
P0172: Fuel Trim System Rich (Bank 1). well gm techs i am a ford tech looking for a little help on this tahoe i have codes for both banks running rich i was told by a fellow tech that these trucks have problems with the o2 sensors i have no access to any gm pinpoint test for this codes nor do i hav...
November 18, 2006
2003 Chevrolet Trailblazer North Face 4.2L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on VIN: 1GNDT13S73
P0172: Fuel System Rich (Bank 1). Hi everybody this one has me twisted. Checked data stream and everything looks normal. vehicle holds back under accel. The more gas you give it the more it holds back. I actually got the vehicle to slow down going down hill while accelerating. There are no tra...
November 27, 2006
1997 Pontiac Sunfire SE 2.2L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G2JB1246V
P0172: Fuel System Rich (Bank 1). As i stated #1-#2 injectors were leaking with a customer complaint of gas smell. Replaced #1-#2 injectors with new ones. Engine automatically developed misfire on #3-#4 Cyc. After a Hmmm. Swapped #1-#2 To #3-#4 Vise-Versa. Engine Miss went to #1-#2. Got two ne...
November 27, 2006
1997 Pontiac Sunfire SE 2.2L Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G2JB1246V
P0172: Fuel System Rich (Bank 1). As i stated #1-#2 injectors were leaking with a customer complaint of gas smell. Replaced #1-#2 injectors with new ones. Engine automatically developed misfire on #3-#4 Cyc. After a Hmmm. Swapped #1-#2 To #3-#4 Vise-Versa. Engine Miss went to #1-#2. Got two ne...
November 28, 2006