ford error code p0171 Phelan California

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ford error code p0171 Phelan, California

Advertisement Autoplay When autoplay is enabled, a suggested video will automatically play next. Show more Language: English Content location: United States Restricted Mode: Off History Help Loading... Click the banner below to Ask an Expert: Need more Information about Ford Lean Codes or Other Fault Codes? We have done some research and posted common problems for some cars, read further.

One way to diagnose a dirty MAF sensor is to hook up a scan tool, choose the PID data menu and look at fuel trim values while the engine is running. Watch QueueQueueWatch QueueQueue Remove allDisconnect Loading... Check Engine light problems Check Engine light trouble codes Glossary of automotive terms More » Used Car Reviews Toyota Corolla 2009-2013 Mitsubishi Lancer 2008-2013 Chrysler PT Cruiser 2001-2010 BMW 3-series 2006-2011 Sensor was replaced now I get these codes....2001 Nissan Maxima 20th Ann Ed Auto P0171 P0135 and P0100CODES TODAY: P0171 System too lean (Bank 1) P0135 02 Heater circuit (Bank 1,

Causes A code P0171 may mean that one or more of the following has happened: The MAF (Mass Air Flow) Sensor is dirty or faulty Note: The use of "oiled" air On 3.8L Fords with a split-plenum intake manifold, the port gaskets and isolator bolt assemblies for the upper plenum can deteriorate over time and leak air, often as a result of These sensors have a very high failure rate once a vehicle has more than about 60,000 miles on the odometer or is more than five or six years old. Hook up your scan tool, go to the PID data menu and look at the fuel pressure PID.

Thus, a bad sensor may set a P0401 code (insufficient EGR flow), or it may not set an EGR code but a P0171 and/or P0174 lean code instead. If fuel pressure is less than specifications, there is probably a problem in the fuel pump or fuel pump wiring circuit. Close RepairPal Get Your Car Fixed Learn About Your Car About RepairPal For Shop Owners RegisterSign InCancel Turn off ads with YouTube Red.

Code P0171 applies to Bank 1 and P0174 applies to Bank 2. Also the vacuum hose that connects the fuel pressure regulator to the intake manifold can swell and leak vacuum where the hose connects to the manifold. Sign in to make your opinion count. J Deuces 49,527 views 1:29 System Too Lean (P0171, P0174) - Vacuum Leak Quick Test - Ford 5.4 - Duration: 6:36.

The freeze frame data reads like this: P0171 fuel sys 1 CL LOAD PCT 82.35 ECT ('F) 338.00 SHRTFT1 24.21 LONGFT1 42.96 MAP (inHg) 23.92 RPM 2030 VSS mph 40.36 IAT Ideally, the Long Term Fuel Trim should be close to 1 to 2 percent. Before we get into the main causes of P0171, let's explore why this code matters. Scotty Kilmer 287,754 views 3:03 Finding Engine Vacuum Leaks With A Cigar - Duration: 2:29.

Sign in 4 Loading... It has a lack of power on acceleration. 2 winters ago, I had to change the fuel pump. Note: This DTC is very similar to P0174, and in fact your vehicle may show both codes at the same time. BAD DPFE SENSOR Ford p0171 AND p0174 lean codes can also be set by a bad EGR differential pressure sensor.

Working... Loading... Luke Mcdonough 47,358 views 3:12 How To Find A Vacuum Leak - EricTheCarGuy - Duration: 5:57. Driveshaft: Purpose is to connect the transmission to the rear axle.

Loading... VACUUM LEAKS Another common cause of Ford P0171 and P0174 lean codes is an engine vacuum leak. Some V6 Mazda vehicles (Tribute, MPV) also have this issue where the rubber elbow at the back of the intake manifold rips through, causing a vacuum leak and the code P0171. If you're on a tight budget, start there, but that may not be the fix for certain.

Dirty fuel injectors can have the same effect as a weak fuel pump. Sign in to add this to Watch Later Add to Loading playlists... Cleaning the sensor might hold off problems for a while, but eventually, the MAF sensor should be replaced. These error codes are synonymous with a vacuum leak somewhere but most commonly associated with the failure of a little PVC elbow that can easily be replaced for anyone capable of

A lean running car can also misfire, which puts raw fuel (HCs) into the catalytic converter which can result in internal damage, and on into the atmosphere. ScannerDanner 19,163 views 6:36 Smoke testing for codes P0171 P0174 - Duration: 5:48. Jennies Garage 989,890 views 6:41 How to Diagnose Codes P0171 & P0174 - Lean Bank 1 & 2 - Duration: 9:38. Tech notes If the P0171 is combined with the P0174 code, it's very likely that the problem is caused by an intake leak.

Scotty Kilmer 287,754 views 3:03 Yamaha Rhino NOISE and How to Fix It - Duration: 16:01. If the problem persists the front oxygen (O2) sensor may need to be replaced.It's a very common problem for the Ford Windstar. Disconnect the air inlet tube just ahead of the sensor, and then spray the electronics cleaner through the screen at the wire element in the center of the little MAF sensor. Loading...

RepairPalĀ® RepairPal CertifiedĀ® Home For Used Car Buyers How to choose the 'right' car Reviews of popular used cars Best fuel efficient used cars Used car buying guide Illustrated I have cleaned the MAF sensor. Category Education License Standard YouTube License Show more Show less Loading... In many instances, the MAF sensor can be successfully cleaned by spraying the sensor element with electronics cleaner.

Thus, a bad sensor may set a P0401 code (insufficient EGR flow), or it may not set an EGR code but a P0171 and/or P0174 lean code instead.