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P0172 Diagnostic Trouble Code Discussion for September 2010

Fuel System Rich (Bank 1)


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Trouble Ticket Help Requests for DTC P0172
Help Request Posted
2003 Jaguar Vanden Plas 4.0L Excessive Emissions, Surge, MIL Lamp on VIN: SAJDA24CX3
P0172: A bank 1 combustion too rich. ... The rich codes have been flagging for a while for the other shop. Below is a summary of what I have checked. It feels like I am missing something. Scanned with IDS and AutoEnginuity. P0172 - A bank (1) combustion too ric...
September 02, 2010
2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y
P0172: Fuel Trim System Rich (Bank 1). Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be...
September 08, 2010
2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y
P0172: Fuel Trim System Rich (Bank 1). Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be...
September 13, 2010
2004 Ford Focus ZX3 2.3L Hesitation, MIL Lamp on VIN: 3FAFP31Z94
P0172: To rich bank one. When you accel car has bad Hesitation if you let out of the gas a little it will pull itself through it there is no vac leaks plugs look good no miss fire at all does it when you shift in any gear more so when it is cold but it will do it when the engine is fu...
September 15, 2010
2004 Ford Explorer XLT 4.0L Cuts out, Stall, MIL Lamp on VIN: 1FMZU73K34
Hi gang! Vehicle was on my lot, customer came down andtold me the vehicle cut out on him and would crank and maybe run for a second or 2 then cut out. I tried to verify this BUT the battery was discharged, had to service battery and charge so I could try to st...
September 20, 2010
2004 Ford Explorer XLT 4.0L Cuts out, Stall, MIL Lamp on VIN: 1FMZU73K34
Hi gang! Vehicle was on my lot, customer came down andtold me the vehicle cut out on him and would crank and maybe run for a second or 2 then cut out. I tried to verify this BUT the battery was discharged, had to service battery and charge so I could try to st...
September 24, 2010
2003 Jaguar Vanden Plas 4.0L Excessive Emissions, Surge, MIL Lamp on VIN: SAJDA24CX3
P0172: A bank 1 combustion too rich. ... The rich codes have been flagging for a while for the other shop. Below is a summary of what I have checked. It feels like I am missing something. Scanned with IDS and AutoEnginuity. P0172 - A bank (1) combustion too ric...
September 02, 2010
2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y
P0172: Fuel Trim System Rich (Bank 1). Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be...
September 08, 2010
2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y
P0172: Fuel Trim System Rich (Bank 1). Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be...
September 13, 2010
2004 Ford Focus ZX3 2.3L Hesitation, MIL Lamp on VIN: 3FAFP31Z94
P0172: To rich bank one. When you accel car has bad Hesitation if you let out of the gas a little it will pull itself through it there is no vac leaks plugs look good no miss fire at all does it when you shift in any gear more so when it is cold but it will do it when the engine is fu...
September 15, 2010
2004 Ford Explorer XLT 4.0L Cuts out, Stall, MIL Lamp on VIN: 1FMZU73K34
Hi gang! Vehicle was on my lot, customer came down andtold me the vehicle cut out on him and would crank and maybe run for a second or 2 then cut out. I tried to verify this BUT the battery was discharged, had to service battery and charge so I could try to st...
September 20, 2010
2004 Ford Explorer XLT 4.0L Cuts out, Stall, MIL Lamp on VIN: 1FMZU73K34
Hi gang! Vehicle was on my lot, customer came down andtold me the vehicle cut out on him and would crank and maybe run for a second or 2 then cut out. I tried to verify this BUT the battery was discharged, had to service battery and charge so I could try to st...
September 24, 2010