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P0174 Diagnostic Trouble Code Discussion for October 2009

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2004 Nissan Maxima SL 3.5L Misfire VIN: 1N4BA41E85
P0174: Fuel Trim Lean (Bank 2). HI NISSAN TECH YOUR HELP NEEDED,THIS VEHICLE HAS A Intermittently MISSFIRE,CHANGE COILS INJECTORS,NOTE 02 SENSOR READING FUNNY,B1-S1 2.90V--B2-S1 1.93V THE REAR SENSORS B2-S2 0.08V---B1-S2 0.00V.FUEL PRESSURE OK.
October 12, 2009
2004 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KF57954
P0174: Fuel Trim System Lean (Bank 2). I have a 04 cadillac custemer complained his mil light is on. I checked fuel trims long term was at 18 to 21. I put a fuel pump in it because fuel pressure is supost to be 41/47. light stayed out for an hour or so fuel pressure is 35 lbs still. I was leaning o...
October 16, 2009
2005 Dodge Durango Limited 5.7L MIL Lamp on VIN: 1D4HB48D05
P0174: Fuel System Lean (Bank 2). ... making me nuts. It has a P0171 and P0174. The long term fuel trim at idle is maxed at 33%. The ltft goes down to 15-20 when driving. I have smoked the intake and found no leaks. When you add supplemental fuel the ltft goes down to normal range. I replaced ...
October 19, 2009
1999 GMC Savana 2500 5.7L Misfire VIN: 1GTFG25R6X
P0174: Fuel Trim System Lean (Bank 2). ... Scanner (S.O. Solus) showing #5 cyl missing. Had original ignition parts so we installed cap,rotor,wires and plugs (all delco) After 10 mile drive van developed miss at idle that would continue when accelerating. Now setting lean codes (p0171,p0174) Not sh...
October 22, 2009
1998 Chevrolet Malibu 2.4L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1G1ND52T0W
P0174: rich bank 1. This vehicle came in running very poorly. I have found various problems with several systems as you can tell by the repair history.(the exhaust cam was even off a tooth due the the tensioner malfunction) Now I have isolated a misfire and bucking going up hill ...
October 28, 2009
2002 Ford Windstar 3.8L MIL Lamp on VIN: 2FMZA51412
P0174: Lean Bank 2. I have a windstar that has a lean code on both banks. I have cleaned throttle body, IAC, MAF, and changed fuel filter. When smoke testing there is a small leak on both IMRC and the EGR. Is this normal? I have another windstar with same codes and same codes and...
October 29, 2009
1999 Ford Ranger XLT 4.0L Poor Idle Quality, MIL Lamp on VIN: 1FTZR15X9X
P0174: system too lean bank 2. vehilce is a california emmision vehicle per vin. no egr, dpfe, or egr solenoid found in system.also has: p1715 mechanical failure of solenoid a detected. p1717 mechanical failure of solenoid d detected.
October 30, 2009
2004 Nissan Maxima SL 3.5L Misfire VIN: 1N4BA41E85
P0174: Fuel Trim Lean (Bank 2). HI NISSAN TECH YOUR HELP NEEDED,THIS VEHICLE HAS A Intermittently MISSFIRE,CHANGE COILS INJECTORS,NOTE 02 SENSOR READING FUNNY,B1-S1 2.90V--B2-S1 1.93V THE REAR SENSORS B2-S2 0.08V---B1-S2 0.00V.FUEL PRESSURE OK.
October 12, 2009
2004 Cadillac DeVille 4.6L MIL Lamp on VIN: 1G6KF57954
P0174: Fuel Trim System Lean (Bank 2). I have a 04 cadillac custemer complained his mil light is on. I checked fuel trims long term was at 18 to 21. I put a fuel pump in it because fuel pressure is supost to be 41/47. light stayed out for an hour or so fuel pressure is 35 lbs still. I was leaning o...
October 16, 2009
2005 Dodge Durango Limited 5.7L MIL Lamp on VIN: 1D4HB48D05
P0174: Fuel System Lean (Bank 2). ... making me nuts. It has a P0171 and P0174. The long term fuel trim at idle is maxed at 33%. The ltft goes down to 15-20 when driving. I have smoked the intake and found no leaks. When you add supplemental fuel the ltft goes down to normal range. I replaced ...
October 19, 2009
1999 GMC Savana 2500 5.7L Misfire VIN: 1GTFG25R6X
P0174: Fuel Trim System Lean (Bank 2). ... Scanner (S.O. Solus) showing #5 cyl missing. Had original ignition parts so we installed cap,rotor,wires and plugs (all delco) After 10 mile drive van developed miss at idle that would continue when accelerating. Now setting lean codes (p0171,p0174) Not sh...
October 22, 2009
1998 Chevrolet Malibu 2.4L Poor Idle Quality, Hesitation, Cuts out, Misfire, MIL Lamp on VIN: 1G1ND52T0W
P0174: rich bank 1. This vehicle came in running very poorly. I have found various problems with several systems as you can tell by the repair history.(the exhaust cam was even off a tooth due the the tensioner malfunction) Now I have isolated a misfire and bucking going up hill ...
October 28, 2009
2002 Ford Windstar 3.8L MIL Lamp on VIN: 2FMZA51412
P0174: Lean Bank 2. I have a windstar that has a lean code on both banks. I have cleaned throttle body, IAC, MAF, and changed fuel filter. When smoke testing there is a small leak on both IMRC and the EGR. Is this normal? I have another windstar with same codes and same codes and...
October 29, 2009
1999 Ford Ranger XLT 4.0L Poor Idle Quality, MIL Lamp on VIN: 1FTZR15X9X
P0174: system too lean bank 2. vehilce is a california emmision vehicle per vin. no egr, dpfe, or egr solenoid found in system.also has: p1715 mechanical failure of solenoid a detected. p1717 mechanical failure of solenoid d detected.
October 30, 2009