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P0174 Diagnostic Trouble Code Discussion for November 2010

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2002 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 2GCEC19T72
P0174: Fuel Trim System Lean (Bank 2). I was second on this jog and found intake leaking with smoke text. Replaced gasket. and fuel trim long turm stays at 25% low at 0% until car worms up . then it starts working normal . I think it needs to be flashed. check light was on for two years. so i think...
November 02, 2010
2004 Ford F-150 Lariat 5.4L MIL Lamp on VIN: 1FTPW14534
P0174: Bank 2 lean. ... engine light on had IMRC code and P0174 replaced IMRC actuator and repaired ground for the actuator was not able to duplicate P0174 at that time truck came back several weeks later P0174 returned Smoked tested with no results fuel pressure test with no res...
November 02, 2010
2000 Nissan Sentra GXE 1.8L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3N1CB51D5Y
P0174: Fuel Trim Lean (Bank 2). This converter and manifold uses packing and rings. Need to know if the flat metal gasket is also supposed to be used as well or just the round seals and rings. The after-market only knows of the flat metal one. I'm sure someone has experience with this unique...
November 02, 2010
1997 Ford Mustang SVT Cobra 4.6L Lean idle VIN: 1FALP47V5V
P0174: Lean fuel trim. car came in with p0171 and p0174. found some degraded evap vacuum hoses from the can to the solenoid to the engine. replaced those-not much help. tested fuel system pressure and found it low. replaced fuel pump and pressure is now in spec. however, the lean ...
November 03, 2010
2003 Ford F-150 King Ranch 4.6L Surge, MIL Lamp on VIN: 1FTRW07603
P0174: system lean bank 2. cel light on,when idling,truck is loading up likes its to rich,but i,m getting lean codes,all o2,s indicating lean and reading .05v,heater o2 1000ma,heater o2s indicating on,ect- 191,cyl head temp- 392,loop status- open,maf- 6.2,maf volts-.92,fuel pulse width ...
November 04, 2010
2005 Cadillac STS 4.6L MIL Lamp on VIN: 1G6DC67A75
P0174: Fuel Trim System Lean (Bank 2). need help i cant find whats keeping my fuel trim up mostly on bank 2 at idle its around +15 bank 1 +9 at idle tryed massair flow smoked intake put intake gaskets in fuel trims climb on highway on decel also cleaned injectors found vaccum hose on back of intake...
November 05, 2010
2001 Ford F-150 XLT 5.4L Poor Idle Quality, MIL Lamp on VIN: 1FTRW08L71
P0174: Bank 2 lean condition. ... ny garage giving me fun, this truck came to the shop to shop with check engine light on, codes p0171 p0174 we smoke engine found couple of vacuum leaks (egr idle control valve vacuum hose) so we replace this parts, but, the surpreise is that, still running...
November 09, 2010
2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
P0174: lean. had lean codes after much hair pulling i found vacuum leak to be problem
November 12, 2010
2004 Buick Rainier CXL 5.3L MIL Lamp on VIN: 5GAET13P54
P0174: Fuel System Lean (Bank 2). ... code and now has a pending p0174 lean condition b2. I have checked the fuel pressure and volume , pressure under heavy accel. Checked the regulator, smoked the intake all ok. I checked and cleaned the maf, but was ok. The f...
November 16, 2010
2001 Ford Explorer XLT 4.0L MIL Lamp on VIN: IFMZU73E91
P0174: Bank 2 Lean. Had this vehicle in for the 2 codes listed about 2 weeks ago After going over the basics, i thought about the intake gaskets, I had fuel trims of LT +25 and ST+20 on both banks when cold at high speed they went slightly lower about +10. After exhausting everyt...
November 17, 2010
1999 Ford Ranger XLT 4.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1FTZR15XOX
P0174: lean condition bank 2. ... would appreciate your assistence. We have here a 99 Ford Ranger 4wd pick up with a 4.0l v6 and automatic transmision. The truck has 192k miles and the second motor 100k miles. After installing a set of new casting cylinder heads the truck returned with bot...
November 18, 2010
1999 Ford Ranger XLT 4.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1FTZR15XOX
P0174: lean condition bank 2. ... would appreciate your assistence. We have here a 99 Ford Ranger 4wd pick up with a 4.0l v6 and automatic transmision. The truck has 192k miles and the second motor 100k miles. After installing a set of new casting cylinder heads the truck returned with bot...
November 23, 2010
2000 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMZU75E0Y
P0174: bank two system lean. have resealed intakes twice, fuel pressure good, have smoke tested engine using the power brake booster hose. Smoke coming out of IAC hose on middle of intake and crankcase ventilation hose on right side valve cover..question: is this normal? what am I missing...
November 28, 2010
2002 Chevrolet Silverado 1500 5.3L MIL Lamp on VIN: 2GCEC19T72
P0174: Fuel Trim System Lean (Bank 2). I was second on this jog and found intake leaking with smoke text. Replaced gasket. and fuel trim long turm stays at 25% low at 0% until car worms up . then it starts working normal . I think it needs to be flashed. check light was on for two years. so i think...
November 02, 2010
2004 Ford F-150 Lariat 5.4L MIL Lamp on VIN: 1FTPW14534
P0174: Bank 2 lean. ... engine light on had IMRC code and P0174 replaced IMRC actuator and repaired ground for the actuator was not able to duplicate P0174 at that time truck came back several weeks later P0174 returned Smoked tested with no results fuel pressure test with no res...
November 02, 2010
2000 Nissan Sentra GXE 1.8L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on VIN: 3N1CB51D5Y
P0174: Fuel Trim Lean (Bank 2). This converter and manifold uses packing and rings. Need to know if the flat metal gasket is also supposed to be used as well or just the round seals and rings. The after-market only knows of the flat metal one. I'm sure someone has experience with this unique...
November 02, 2010
1997 Ford Mustang SVT Cobra 4.6L Lean idle VIN: 1FALP47V5V
P0174: Lean fuel trim. car came in with p0171 and p0174. found some degraded evap vacuum hoses from the can to the solenoid to the engine. replaced those-not much help. tested fuel system pressure and found it low. replaced fuel pump and pressure is now in spec. however, the lean ...
November 03, 2010
2003 Ford F-150 King Ranch 4.6L Surge, MIL Lamp on VIN: 1FTRW07603
P0174: system lean bank 2. cel light on,when idling,truck is loading up likes its to rich,but i,m getting lean codes,all o2,s indicating lean and reading .05v,heater o2 1000ma,heater o2s indicating on,ect- 191,cyl head temp- 392,loop status- open,maf- 6.2,maf volts-.92,fuel pulse width ...
November 04, 2010
2005 Cadillac STS 4.6L MIL Lamp on VIN: 1G6DC67A75
P0174: Fuel Trim System Lean (Bank 2). need help i cant find whats keeping my fuel trim up mostly on bank 2 at idle its around +15 bank 1 +9 at idle tryed massair flow smoked intake put intake gaskets in fuel trims climb on highway on decel also cleaned injectors found vaccum hose on back of intake...
November 05, 2010
2001 Ford F-150 XLT 5.4L Poor Idle Quality, MIL Lamp on VIN: 1FTRW08L71
P0174: Bank 2 lean condition. ... ny garage giving me fun, this truck came to the shop to shop with check engine light on, codes p0171 p0174 we smoke engine found couple of vacuum leaks (egr idle control valve vacuum hose) so we replace this parts, but, the surpreise is that, still running...
November 09, 2010
2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
P0174: lean. had lean codes after much hair pulling i found vacuum leak to be problem
November 12, 2010
2004 Buick Rainier CXL 5.3L MIL Lamp on VIN: 5GAET13P54
P0174: Fuel System Lean (Bank 2). ... code and now has a pending p0174 lean condition b2. I have checked the fuel pressure and volume , pressure under heavy accel. Checked the regulator, smoked the intake all ok. I checked and cleaned the maf, but was ok. The f...
November 16, 2010
2001 Ford Explorer XLT 4.0L MIL Lamp on VIN: IFMZU73E91
P0174: Bank 2 Lean. Had this vehicle in for the 2 codes listed about 2 weeks ago After going over the basics, i thought about the intake gaskets, I had fuel trims of LT +25 and ST+20 on both banks when cold at high speed they went slightly lower about +10. After exhausting everyt...
November 17, 2010
1999 Ford Ranger XLT 4.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1FTZR15XOX
P0174: lean condition bank 2. ... would appreciate your assistence. We have here a 99 Ford Ranger 4wd pick up with a 4.0l v6 and automatic transmision. The truck has 192k miles and the second motor 100k miles. After installing a set of new casting cylinder heads the truck returned with bot...
November 18, 2010
1999 Ford Ranger XLT 4.0L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1FTZR15XOX
P0174: lean condition bank 2. ... would appreciate your assistence. We have here a 99 Ford Ranger 4wd pick up with a 4.0l v6 and automatic transmision. The truck has 192k miles and the second motor 100k miles. After installing a set of new casting cylinder heads the truck returned with bot...
November 23, 2010
2000 Ford Explorer XLT 4.0L Poor Idle Quality VIN: 1FMZU75E0Y
P0174: bank two system lean. have resealed intakes twice, fuel pressure good, have smoke tested engine using the power brake booster hose. Smoke coming out of IAC hose on middle of intake and crankcase ventilation hose on right side valve cover..question: is this normal? what am I missing...
November 28, 2010