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P0174 Diagnostic Trouble Code Discussion for September 2006

Fuel System Lean (Bank 2)


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Trouble Ticket Help Requests for DTC P0174
Help Request Posted
2001 Toyota Highlander 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: JTEHF21A21
P0174: Fuel System Too Lean (Bank 2). ... poor idle,scanned for codes and found po171,checked for vacuum leaks and cleaned maf,no change,replaced maf and now have po174 lean condition bank2,p1130 b1s1 perf.malfunction and p1150 b2s1 performance malfunction,vehicle...
September 11, 2006
2003 Ford F-150 XL 5.4L MIL Lamp on VIN: 1FTRW072X3
P0174: lean bank 2. ... trying to land a new fleet account and they have a contract with Enterprize management. Enter prize doesnt believe in valve port cleaning or injector flushes or for that matter transmission services on units with more than 60,000 miles, What?!?!? The deale...
September 13, 2006
1999 Jaguar Vanden Plas 4.0L Hesitation, MIL Lamp on VIN: SAJKD6046X
P0174: lean. i am guessing the fuel pump is bad. i don't want to spend 429.00 if that isn't the problem. any other suggestions or tests i might try. my other thought is the fuel pressure sensor but the guy at the jaguar dealer said he never sold one? any help would be appr...
September 13, 2006
2000 Nissan Sentra GXE 1.8L Poor Idle Quality, Stall, MIL Lamp on VIN: 3N1CB51D2Y
P0174: Fuel Trim Lean (Bank 2). ... start up of the day. Found owner had installed wrong plugs, so replaced. Then found fuel pump weak, and filter stopped up. Car appeared to be fixed. Ran in stall for 1-2 hours, test drove through traffic and highway 4 different times. no problem found. Cus...
September 13, 2006
2002 Saturn Vue 3.0L MIL Lamp on VIN: 5GZCZ63B32
P0174: Fuel Trim System Lean (Bank 2). This Saturn was a drive by scanning with an appointment for next monday. I am writing because this is the first time I have encountered this engine and do not know a lot about it. The customer stated that about 1.5 years ago the pcv hose froze up and caused th...
September 13, 2006
1998 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on VIN: 2GBEC19R4W
P0174: Fuel Trim System Lean (Bank 2). NO VACUUM LEAKS FOUND NO MISFIRE ON MONITOR FREEZE FRAME FOR PO171 SPEED 2 MPH MAP 38 KPA MAF 7.17N gm/sec tps 0% coolant 167 rpm 665 engine load 3%. PO174 2 FAIL COUNTER 44 SPEED 49 MPH RPM 1429 MAF 27.80 gm/sec map 49 kpa coolant 171. i replace the maf senso...
September 14, 2006
2001 Nissan Sentra GXE 1.8L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 3N1CB51D61
P0174: Fuel Trim Lean (Bank 2). ... hesitation. p0171 and p0174. o2 sensors seem to be working properly slightly low from lean condition. no apperant vacuum leaks. fuel trim is +115 short term both banks and +125 long term both banks. code set at 56 mph and 2100 rpm....
September 20, 2006
1999 Ford E-250 Econoline 5.4L Poor Idle Quality VIN: 1FTNE242XX
P0174: lean. this vehicle has very bad surge at idle. also has spark knock on acceleration.replaced intake gasket,replaced fuel pressure regulator,downstream [...].no voltage on 02s from scan tool.but has voltage from probing wires.engine runs fine above idle at steady thr...
September 22, 2006
2001 Isuzu Rodeo LS 3.2L Excessive Emissions, Poor Idle Quality, Stall VIN: 4S2DM58W41
P0174: Fuel System Too Lean (Bank 2). Vehicle came to our shop,customer stated that it needed 02 sensors but didn't know which one.Scan test showed codes for both pre 02 sensors;lean and rich.Had problems with scanner;no communicatin.Several attempts changing settings finally retrieved codes.02's ...
September 25, 2006
2001 Toyota Highlander 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on VIN: JTEHF21A21
P0174: Fuel System Too Lean (Bank 2). ... poor idle,scanned for codes and found po171,checked for vacuum leaks and cleaned maf,no change,replaced maf and now have po174 lean condition bank2,p1130 b1s1 perf.malfunction and p1150 b2s1 performance malfunction,vehicle...
September 11, 2006
2003 Ford F-150 XL 5.4L MIL Lamp on VIN: 1FTRW072X3
P0174: lean bank 2. ... trying to land a new fleet account and they have a contract with Enterprize management. Enter prize doesnt believe in valve port cleaning or injector flushes or for that matter transmission services on units with more than 60,000 miles, What?!?!? The deale...
September 13, 2006
1999 Jaguar Vanden Plas 4.0L Hesitation, MIL Lamp on VIN: SAJKD6046X
P0174: lean. i am guessing the fuel pump is bad. i don't want to spend 429.00 if that isn't the problem. any other suggestions or tests i might try. my other thought is the fuel pressure sensor but the guy at the jaguar dealer said he never sold one? any help would be appr...
September 13, 2006
2000 Nissan Sentra GXE 1.8L Poor Idle Quality, Stall, MIL Lamp on VIN: 3N1CB51D2Y
P0174: Fuel Trim Lean (Bank 2). ... start up of the day. Found owner had installed wrong plugs, so replaced. Then found fuel pump weak, and filter stopped up. Car appeared to be fixed. Ran in stall for 1-2 hours, test drove through traffic and highway 4 different times. no problem found. Cus...
September 13, 2006
2002 Saturn Vue 3.0L MIL Lamp on VIN: 5GZCZ63B32
P0174: Fuel Trim System Lean (Bank 2). This Saturn was a drive by scanning with an appointment for next monday. I am writing because this is the first time I have encountered this engine and do not know a lot about it. The customer stated that about 1.5 years ago the pcv hose froze up and caused th...
September 13, 2006
1998 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on VIN: 2GBEC19R4W
P0174: Fuel Trim System Lean (Bank 2). NO VACUUM LEAKS FOUND NO MISFIRE ON MONITOR FREEZE FRAME FOR PO171 SPEED 2 MPH MAP 38 KPA MAF 7.17N gm/sec tps 0% coolant 167 rpm 665 engine load 3%. PO174 2 FAIL COUNTER 44 SPEED 49 MPH RPM 1429 MAF 27.80 gm/sec map 49 kpa coolant 171. i replace the maf senso...
September 14, 2006
2001 Nissan Sentra GXE 1.8L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 3N1CB51D61
P0174: Fuel Trim Lean (Bank 2). ... hesitation. p0171 and p0174. o2 sensors seem to be working properly slightly low from lean condition. no apperant vacuum leaks. fuel trim is +115 short term both banks and +125 long term both banks. code set at 56 mph and 2100 rpm....
September 20, 2006
1999 Ford E-250 Econoline 5.4L Poor Idle Quality VIN: 1FTNE242XX
P0174: lean. this vehicle has very bad surge at idle. also has spark knock on acceleration.replaced intake gasket,replaced fuel pressure regulator,downstream [...].no voltage on 02s from scan tool.but has voltage from probing wires.engine runs fine above idle at steady thr...
September 22, 2006
2001 Isuzu Rodeo LS 3.2L Excessive Emissions, Poor Idle Quality, Stall VIN: 4S2DM58W41
P0174: Fuel System Too Lean (Bank 2). Vehicle came to our shop,customer stated that it needed 02 sensors but didn't know which one.Scan test showed codes for both pre 02 sensors;lean and rich.Had problems with scanner;no communicatin.Several attempts changing settings finally retrieved codes.02's ...
September 25, 2006