On ford some models dirty air filter, and dirty or faulty air flow sensor are the cause of the problem. Hello again your not going to believe this but now my expedition check engine light came on i think 4. This webpage contains 2000 ford expedition owners manual pdf used by ford garages, auto repair shops, ford dealerships and home mechanics. Ford expedition lean codes could caused by a leaky pcv hose. This is caused by a cracked positive crankcase ventilation pcv valve hose, which allows. Mar 03, 2018 i have a 2000 ford expedition with check engine light code is lean fuel. Dont let trouble code p0171 or p0174 leave you without your ride and, worst. I have a 2000 ford expedition with check engine light code. Page 1 2000 f150 workshop manual page 1 of 12 section 30301b engine 4. Lean codes p0171 and p0174 common causes denlors auto. Now includes pictorial instructions on exchanging the transmission fluid in a 4r70w automatic transmission. The vehicle registers a service code of p0171 andor p0174, lean mixture.
Having the trouble code p0171 system too lean in your car. After a short time, this may result in poor fuel mileage, and illumination of the check engine light this is caused by a cracked positive crankcase ventilation pcv valve hose, which allows a small vacuum leak, and improper evacuation of engine crankcase pressure. Bank 1 dtcs p0171 lean and p0172 rich bank 2 dtcs p0174 lean and p0175 rich check intake air system for leaks, obstructions and damage. If your engine has four or six cylinders inline that is, all one one side of the engine, most likely youll get a p0171. In this video i will show you how to use freeze frame data and fuel trim numbers to identify a vacuum leak. A p0171 lean code for bank 1 is the cylinder bank on the right passenger side of the engine on ford vehicles with a v6 or v8 engine and rearwheel drive. To make sure your vehicle stays in top shape, check its parts for wear and damage at regular intervals and replace them in time. While your expedition is a rugged machine, its essential parts likely wont last forever. Most complete list for ford check engine light codes. Chiltons ford expedition online manuals provide information for your cars diagnostics, doityourself repairs, and general maintenance chiltons ford expedition repair manuals include diagrams, photos, and instructions you need to assist you in doityourself expedition repairs. Many ford vehicles, including explorer and f150 had a common problem with. These codes are set by the cars computer when it sees too much oxygen in the exhaust.
P0171 fuel trim lean bank 1 this 02 sensor detects the engine condition,having a lean bank code can be from a maf mass airflow,do a maf cleaning on the mass airflow, and the fuel pressure will need to be check, the specification are key on engine off 55psi, engine running is 55 psi. This is a lean code bank one the o2 is not the problem it is working because it gave lean code a o2 code would be6 or 8 depending on which one. Ford expedition replacing the ignition coils in a 2000 ford expedition. Combustion engines run most efficiently when they maintain an airfuel mixture ratio of 14. Ford motor company 2000 ford expedition owners guide. Below you will find the most complete list of ford trouble codes available. My 2003 ford expedition failed the smog test with fault codes p0171 and p0174. Page 1 table of contents page 2 introduction page 3 notice to 4x2 utility vehicle owners page 4 wd and awd systems page 5 page 6 4wd or awd operation on the road page 7.
Then i will be using water to locate the specific area of the vacuum leak. System too lean p0171, p0174 vacuum leak quick test ford. If you dont have the manual for your model, you can buy a relatively. The ford expedition is known for idling roughly, with a slight whistling noise from the engine compartment. There is a factory service bulletin for the following ford models. There are many things that can cause the p0171 trouble code on the ford expedition. Download your free pdf file of the 2000 ford expedition on our comprehensive online database of automotive owners manuals. Error code p0171 and p0174 on 1999 ford expedition. Excessive oxygen readings in the exhaust will set lean codes. If a car has a check engine light on and has p0171 and p0174 codes stored, the most likely cause is a vacuum leak.
System too lean bank 1 video on how we diagnosed dtc p0171, system too lean bank 1, on a 1999 ford expedition. My 1998 ford expedition is throwing a p0171 code system too lean. When you are in need of a reliable replacement part for your 2000 ford expedition to restore it to factory like performance, turn to carid s vast selection of premium quality products that includes everything you may need for routine maintenance and major repairs. I know either one of these codes can mean something. With chiltons online doityourself ford expedition repair manuals, you can view any years manual 247365 our 2000 ford expedition repair manuals include all the information you need to repair or service your 2000 expedition, including diagnostic trouble codes, descriptions, probable causes, step. With this ford expedition workshop manual, you can perform every job that could be done by ford garages and mechanics from. P0171 ford fuel injection system too lean bank 1 autocodes. P0171 and p0174, and then p0300 2000 isuzu rodeo 2 days ago i had p0171 and p0174 and the trucks idle was off with hesitation on acceleration response. When you need ford expedition replacement parts, you want to be sure you can trust what you are installing on your suv. Vacuum leaks with the ford expedition, one of the most common cause for the p0171 code to show is a vacuum leak.
Available with rearwheel or fourwheel drive and a seating capacity of up to nine, the expedition is a popular choice among the consumers. Chiltons ford expedition online manuals provide information for your cars diagnostics, doityourself repairs, and general maintenance. Video on how we diagnosed dtc p0171, system too lean bank 1, on a 1999 ford expedition. System too lean p0171, p0174 vacuum leak quick test. Well i cleaned the maf sensor and no vaccuum leaks.
You dont have to worry when you order ford expedition auto parts online or at your local store. Now includes pictorial instructions on exchanging the transmission fluid in a. Diagnosing trouble codes p0171 and p0174 axleaddict. Ford expedition introduced in 1996 to replace the ford bronco, the ford expedition is fivedoor, fullsize suv from american automaker ford motor company. Great prices on aftermarket 2000 ford expedition auto parts and accessories. Jan 02, 2014 p0171 fuel trim lean bank 1 this 02 sensor detects the engine condition,having a lean bank code can be from a maf mass airflow,do a maf cleaning on the mass airflow, and the fuel pressure will need to be check, the specification are key on engine off 55psi, engine running is 55 psi. The auto repair labor rates vary by location, your vehicles make and model, and even your engine type.
The obdii trouble code p0171 system too lean bank 1 means that the engine airfuel mixture is too lean, or there is too much air and too little fuel. Seal owners manual, 1992 ford f150 factory shop manual, 1995 ford mustang. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there. Page 1 2000 expeditionnavigator workshop manual page 1 of 10 section 30301a. At higher elevations 2000 feet or more, subtract one inhg for every. We have replaced o2 sensors, checked for air answered by a verified ford mechanic we use cookies to give you the best possible experience on our website. This video is a demonstration on how to identify and fix a common part failure in the 2003 ford expedition 5. I have a 2000 ford expedition with check engine light code is lean fuel mechanics assistant. Order online and have it delivered, or pick up at your local store.
After a short time, this may result in poor fuel mileage, and illumination of the check engine light. Chilton total car care series offers doityourselfers of all levels total maintenance, service and repair information in an easytouse format. This process should be very similar for any ford using the 5. Plus my 2003 ford focus light came on to but the code reader i use only goes up to a 2002. Used 2000 ford expedition for sale with photos cargurus. View and download ford 2000 expedition owners manual online. You wont find an easier way to shop for 2000 ford expedition performance parts, 2000 ford expedition body parts, interior components, or any type of. Basically, a p0171 code points to bank 1, the side of the engine with cylinder number one, while p0174 points to the cylinders on the other side of the v6 or v8 engine. For more information on this topic, i have written a field manual.
P0402 ford exhaust gas recirculation flow excessive detected. But i did get my truck fixed thanks to everyone here. Aside from that, i recently changed the heater core, but now smell slight coolant. We have replaced o2 sensors, checked for air leaks, changed the coil packs, spark plugs, map air sensor and took it in to shop who said maybe fuel pump going out i. Our 2000 ford expedition repair manuals include all the information you need to repair or service your 2000 expedition, including diagnostic trouble codes, descriptions, probable causes, stepbystep routines, specifications, and a troubleshooting guide. Take a look around and see if you can find the vacuum leak. Do not smoke or carry lighted tobacco or open flame of any type when working on or near any fuelrelated components.
Driving a car with the code p0171 can cause more damage to the engine over time, as when the engine runs lean, the combustion temperature is higher. Cleared the codes and drove it for another day, codes did not come back, but engine was still not right. Ford expedition repair manuals are available at the click of a mouse. P0171 p0174 fix procedure ford f150 p0171p0174 fix. Ford expedition 2000 vacuum hose repair repair of vaccum hose f75z9d289aa ford expedition 2000.
It has also has a problem that im wondering whether isnot related where it randomly starts. Find replacement parts and upgrades for your 2000 ford expedition. Dont waste time calling around to your local bookstores or waiting for a repair manual to. I have a 2000 ford expedition with check engine light code is. Ford expedition 2000, ford pickupsexpedition and navigator repair manual by chilton. Would you like to sell products for this vehicle on.
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