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P0174 Diagnostic Trouble Code Discussion for January 2014

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2001 Ford F-150 King Ranch 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTRW08L01
P0174: System lean bank 2. This vehicle is about to be released to the customer until the symptom becomes more apparent and consistent. It seems to occur more often when the weather is below freezing (32 deg). No freeze frame that indicates any input faults - all readings are belieavabl...
January 02, 2014
2004 Ford F-150 Lariat 5.4L Hesitation, MIL Lamp on VIN: 1FTPW12504
P0174: lean bank 2. ... service engine soon light on we scanned codes and retrieved p0174 lean bank 2 code. first without hesitation I fired up smoke machine and tested intake and emissions system and found no leaks and now I was scratching my head, I have dealt with many ford va...
January 02, 2014
1997 Ford Ranger XLT 4.0L Poor Idle Quality VIN: 1FTDR15X5V
P0174: bank 2 lean. Alright guy, everything about this is acting like a vacuum leak, running poorly at idle, smooths out off idle. my issue is that nothing is showing this (which of what I have read is common with this failure anyway), but my adaptives short and [...] term are st...
January 06, 2014
2002 Ford E-150 Econoline 4.2L MIL Lamp on VIN: 1FTRE14272
P0174: system too lean bank 2. found 2 codes,p0171 and p0174.recorded freeze frame p0171,load 20 ,ect 192,stft 0 and ltft bank 1 13.2. stft 0.7 and ltft 12.5 bank 2.rpm 1182,27mph. checked egr function, opened and stumbled. Smoke tested pcv capped, and found small leaking at both intake run...
January 08, 2014
2007 Mercedes-Benz C230 Sport 2.5L Excessive Emissions, Misfire VIN: WDBRF52H97
P0174: Rich Bank 1. Customer first came in with an issue relating to cold starting. The vehicle would have a hard time starting. It would run very rich once it did start. Once the car warms ups it seems to run fine. I initially looked at fuel pressure and found this to be ok arou...
January 09, 2014
2006 Land Rover Range Rover HSE 4.4L MIL Lamp on
P0174: system too lean bank 2. HI all, I have a problem with this 2006 range rover. IT is the 06 model with the jaguar engine. It runs, idles and drives faultlessly but the fault code returns almost immediately. I reset the codes and adaptations but they climb back to 20% on within a couple...
January 22, 2014
2006 Ford Mustang GT 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1ZVHT85H66
P0174: system lean bank 2. ... Mustang GT close to closing time. It has a miss at idle and during acceleration pretty much all the time while driving though it felt like it smoothed out occasionally for a second or two while cruising with not much load. Thought that it would be a typica...
January 24, 2014
2004 Ford Freestar Limited 4.2L Misfire, MIL Lamp on VIN: 2FMZA58264
P0174: Lean bank 2. This one is eating our lunch, & we could sure use some help. Came in with the above codes, plus a p1000. We found intake leaking pretty severly from back side so upper & lower gaskets have been replaced, no vacuum leak now. Saw the tsb about water intr...
January 27, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 28, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 30, 2014
2001 Ford F-150 King Ranch 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTRW08L01
P0174: System lean bank 2. This vehicle is about to be released to the customer until the symptom becomes more apparent and consistent. It seems to occur more often when the weather is below freezing (32 deg). No freeze frame that indicates any input faults - all readings are belieavabl...
January 02, 2014
2004 Ford F-150 Lariat 5.4L Hesitation, MIL Lamp on VIN: 1FTPW12504
P0174: lean bank 2. ... service engine soon light on we scanned codes and retrieved p0174 lean bank 2 code. first without hesitation I fired up smoke machine and tested intake and emissions system and found no leaks and now I was scratching my head, I have dealt with many ford va...
January 02, 2014
1997 Ford Ranger XLT 4.0L Poor Idle Quality VIN: 1FTDR15X5V
P0174: bank 2 lean. Alright guy, everything about this is acting like a vacuum leak, running poorly at idle, smooths out off idle. my issue is that nothing is showing this (which of what I have read is common with this failure anyway), but my adaptives short and [...] term are st...
January 06, 2014
2002 Ford E-150 Econoline 4.2L MIL Lamp on VIN: 1FTRE14272
P0174: system too lean bank 2. found 2 codes,p0171 and p0174.recorded freeze frame p0171,load 20 ,ect 192,stft 0 and ltft bank 1 13.2. stft 0.7 and ltft 12.5 bank 2.rpm 1182,27mph. checked egr function, opened and stumbled. Smoke tested pcv capped, and found small leaking at both intake run...
January 08, 2014
2007 Mercedes-Benz C230 Sport 2.5L Excessive Emissions, Misfire VIN: WDBRF52H97
P0174: Rich Bank 1. Customer first came in with an issue relating to cold starting. The vehicle would have a hard time starting. It would run very rich once it did start. Once the car warms ups it seems to run fine. I initially looked at fuel pressure and found this to be ok arou...
January 09, 2014
2006 Land Rover Range Rover HSE 4.4L MIL Lamp on
P0174: system too lean bank 2. HI all, I have a problem with this 2006 range rover. IT is the 06 model with the jaguar engine. It runs, idles and drives faultlessly but the fault code returns almost immediately. I reset the codes and adaptations but they climb back to 20% on within a couple...
January 22, 2014
2006 Ford Mustang GT 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1ZVHT85H66
P0174: system lean bank 2. ... Mustang GT close to closing time. It has a miss at idle and during acceleration pretty much all the time while driving though it felt like it smoothed out occasionally for a second or two while cruising with not much load. Thought that it would be a typica...
January 24, 2014
2004 Ford Freestar Limited 4.2L Misfire, MIL Lamp on VIN: 2FMZA58264
P0174: Lean bank 2. This one is eating our lunch, & we could sure use some help. Came in with the above codes, plus a p1000. We found intake leaking pretty severly from back side so upper & lower gaskets have been replaced, no vacuum leak now. Saw the tsb about water intr...
January 27, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 28, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 30, 2014
2001 Ford F-150 King Ranch 5.4L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1FTRW08L01
P0174: System lean bank 2. This vehicle is about to be released to the customer until the symptom becomes more apparent and consistent. It seems to occur more often when the weather is below freezing (32 deg). No freeze frame that indicates any input faults - all readings are belieavabl...
January 02, 2014
2004 Ford F-150 Lariat 5.4L Hesitation, MIL Lamp on VIN: 1FTPW12504
P0174: lean bank 2. ... service engine soon light on we scanned codes and retrieved p0174 lean bank 2 code. first without hesitation I fired up smoke machine and tested intake and emissions system and found no leaks and now I was scratching my head, I have dealt with many ford va...
January 02, 2014
1997 Ford Ranger XLT 4.0L Poor Idle Quality VIN: 1FTDR15X5V
P0174: bank 2 lean. Alright guy, everything about this is acting like a vacuum leak, running poorly at idle, smooths out off idle. my issue is that nothing is showing this (which of what I have read is common with this failure anyway), but my adaptives short and [...] term are st...
January 06, 2014
2002 Ford E-150 Econoline 4.2L MIL Lamp on VIN: 1FTRE14272
P0174: system too lean bank 2. found 2 codes,p0171 and p0174.recorded freeze frame p0171,load 20 ,ect 192,stft 0 and ltft bank 1 13.2. stft 0.7 and ltft 12.5 bank 2.rpm 1182,27mph. checked egr function, opened and stumbled. Smoke tested pcv capped, and found small leaking at both intake run...
January 08, 2014
2007 Mercedes-Benz C230 Sport 2.5L Excessive Emissions, Misfire VIN: WDBRF52H97
P0174: Rich Bank 1. Customer first came in with an issue relating to cold starting. The vehicle would have a hard time starting. It would run very rich once it did start. Once the car warms ups it seems to run fine. I initially looked at fuel pressure and found this to be ok arou...
January 09, 2014
2006 Land Rover Range Rover HSE 4.4L MIL Lamp on
P0174: system too lean bank 2. HI all, I have a problem with this 2006 range rover. IT is the 06 model with the jaguar engine. It runs, idles and drives faultlessly but the fault code returns almost immediately. I reset the codes and adaptations but they climb back to 20% on within a couple...
January 22, 2014
2006 Ford Mustang GT 4.6L Poor Idle Quality, Misfire, MIL Lamp on VIN: 1ZVHT85H66
P0174: system lean bank 2. ... Mustang GT close to closing time. It has a miss at idle and during acceleration pretty much all the time while driving though it felt like it smoothed out occasionally for a second or two while cruising with not much load. Thought that it would be a typica...
January 24, 2014
2004 Ford Freestar Limited 4.2L Misfire, MIL Lamp on VIN: 2FMZA58264
P0174: Lean bank 2. This one is eating our lunch, & we could sure use some help. Came in with the above codes, plus a p1000. We found intake leaking pretty severly from back side so upper & lower gaskets have been replaced, no vacuum leak now. Saw the tsb about water intr...
January 27, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 28, 2014
2007 Chevrolet Malibu LT 3.5L MIL Lamp on VIN: 1G1ZT58N27
P0174: Fuel System Lean (Bank 2). freeze frame data shows sft2 16 lft2 20.It takes about 25 miles to set failure.Performed injector flow test,all injectors within 1 psi.I wanted to know if the problem was in the engine or pcm-wiring.Hooked up jumper leads to make bank 1 read off bank 2 sensor ...
January 30, 2014