That being said here's an explanation that may probably vary a bit on your 4. I had a P0401 OBD-II code on my 2006 Ford Freestar. I have a 96 Ford Explorer which needs to pass an emissions test but I can't get rid of a P0401 code which is for insufficient EGR Flow. p0171 system to lean ( bank 1 ). 1998 F250 LD 5. 3 DTC P0351 ans P0401 help?tranny delema. P1443 Ford Code - Evaporative Emission System. I took the EGR valve off and cleaned the ports but there was no carbon on them or on the tube that goes into the intake. I have a 2000 Ford Ranger 3. Replacing the DPFE doesn't help, nothing will until you clean out the ports. I’d check the sensor as I previously mentioned. 6. So I replaced the egr valve with a used junkyard one that is an aftermarket dorman, but still worked. . P0401 definition: Exhaust Gas Recirculation (EGR) Flow Insufficient Detected. A code P0401 most likely means one or more of the following has happened: •The DPFE (differential pressure feedback EGR) sensor is faulty and needs to be replaced•There is a blockage in the EGR (tube), most likely carbon buildup •The EGR valve is faulty •The EGR valve may not be opening due to a lack of vaccuum Possible Solutions In. How To Fix P0401 Code In Ford. 27,894 satisfied customers. k. 6V8 - it throws a P0401 code. I have 1997 ford escort. check engine lite came on code is p1443 what does this code mean - Ford 1997 Escort question. Ford Cars & Trucks; Open Questions: 0 answers. Cab #13 06-24-2013, 04:39 PM rangerlocal. 2L Where is EGR? I'm getting this P0401 code intermittantly. This fixed the DTC P1443. Vocational, Technical or Trade Scho. 1999 ford escort 2. I need a fuse box diagram for a 1992 Ford Ranger. Omikse New Member Posts: 22 Joined: Sun Feb 15, 2009 3:24 pm. a. Using a digital voltmeter, check for voltage on the brown/light green wire. pre-ignition knock) when the engine is under load or the vehicle is at higher speeds. replaced the alternator. 56 Answers P0401 stands for: Exhaust Gas Recirculation System - insufficient flow detected. Problem, I went to get car Smog Checked in CA, and FAILED. The light never went off. But yesterday it was a really hot day, and I had the car idling for a while with the air conditioning on. After the PO401 code it says: Gas Recirculation: Insufficient flow Detected. As for the second part of your question, yes it is just as common with the 5. Wire colors may vary and you may wish to consult a wiring diagram. On Monday I pulled the throttle body and elbow off, stripped it, and. 1997 - 2003 F150. Disconnect the EGR tube. code p0401 on 97 v6. 0 ohv v-6 vin x with 5-speed automatic it has 4x4 auto 4x4 high 4x4 low a 150,000 i put new egr valve i. How hard is it to change the A. The EGR system in your vehicle is responsible for recirculating exhaust gasses in order to lower the vehicle’s emissions output. EGR System Insufficient Flow Detected. . Cleared Code memory. Trouble codes P0171, P0174 and P0401. . i have the same i have a 1997 ford explorer 4. 0L Power Stroke Diesel. Detach the vacuum line (#1) and unbolt the EGR valve - 2. I've had the codes read a number of times since and I cannot seem to rid the P0401 code. 4L). In this case it is not saying the EGR valve is bad, it's. You do not have enough exhaust gases flowing back into the incoming air to the engine. oil is clean, coolant is clean, no visable leaks. 6. I found out that once you clear DTC's, the Car's ECM (computer) has to run 7 readiness tests. 2 and obd2 codes that come up r as follows-po153 po401 po171 po153pd po401pd and po171pd there is also a loud kn0ck comining from somewhere that came on. lately it has been almost everyday i have to deal with this code. Step 2 – Check the operation of the DPFE with the engine off, key in the run position. To diagnose the P1405 Ford code, it typically requires 1. After it comes in, I can immediately reset it. P 0174, p0171, p0401 Problem solved. 443 views. Study now. Recently its 'service engine soon' light came on. The cost to diagnose the P1401 Ford code is 1. Codes P0401 and P0402. Engine Code FORD P0401: Exhaust Gas Recirculation (EGR) Flow Insufficient Detected It indicates the engine control module detects the EGR valve is not flowing enough recirculated exhaust gases. 0. The EGR valve is faulty. The codes P0133 and P1131 is usually. I have a 1999 Ford F-150 V6 and recieving the following trouble codes P0171, P0174 and P0401. To diagnose the P0456 Ford code, it typically requires 1. I own a 2001 Ford Escape V6 3. I've had the codes read a number of times since and I cannot seem to rid the P0401 code. It has to do with the emissions system and stands for Exhaust Gas Recirculation (EGR)→ Insufficient Flow. 1999 Escrot P0401 EGR Escort Car Forums Our Community is 940,000 Strong. A clogged catalytic converter. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. 0. This points to a stuck EGR Valve, a common problem with the Escort. Installed it, and got a p0401 code. i am having difficulty pasing the smog inspection on my 1997 F-150 (4WD, 5. Average failure mileage is 34,000 miles. To diagnose a P0401 code, you need to scan your vehicle with an OBD2 scanner physically remove the EGR valve and inspect it. What does this mean? What are probable fi. 1997 ford f150 p0401. 1996 ford escort p1443 code. Ford Powerstroke Diesel Trucks for Sale. The truck would sputter and surge at low speeds. The P1131 code indicates that the heated oxygen sensor contains a failure in the upstream flow. ›. EGR valve code. This is because we have got a check engine light reading code P0401 “EGR Insufficient flow. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. P0430 code said Catatyst System Efficiency Below Threshold (Bank 2). For an OBD2 code list, please see our Ford code list or the appropriate generic list. 0 SPI engine check engine light came on with OBD code P0401 - "exhaust gas recirculation insufficient detected". 1997 ford probe 4 cyc automatic tranny i have i a code p1131- lack of h02s11 switch- sens indicates lean what is that switch. A faulty EGR valve certainly could cause the P0401 code but I would expect to see additional code(s) related to the EGR valve with a "condition" type code like P0401. You may notice drivability problems such as pinging (a. What the P0401 code means. To make it easy for you to test the particular DPFE sensor on your Ford (or Mercury or Lincoln) car or truck, I have included images of all three types of DPFE sensors with the specific circuit (you need to test) highlighted. Ford Cars & Trucks; Open Questions: 0 answers. When I start the car, it idles rough and sometimes shuts off. P0401 code definition. 2-To perform a leakage test ,attach a vacuum pump to EGR valve . I've changed out the egr. ASE Certified Technician. So I grabbed another one of those for $5 at the local pick n pull. pre-ignition knock) when the engine is under load or the vehicle is at higher speeds. There are a couple of causes for this. Usually a bad sensor. P0401 insufficient flow EGR. I replaced the DPFE sensor with a new plastic case model, and now get P0401 (Insufficient EGR flow). the part has been changed from being aluminum which was on the truck and it is now made of plastic with a different desing. EGR sensor downstream hose off or plugged. Home. 0, 93 Festiva, 92 Sable, 86 Mustang, 82 MustangP1131 p1132 ford2000 mustang gt dtc p1131 P1151 p1131 f150 2002 2l ford intake p0171 p0401 codes reading getting rolling idle warm manifold am afterP1131 code – meaning, causes, symptoms (& how to fix). 2l p0401- insufficient flow. 1997 - 2003 F150 - HELP!!!!!! P0401 to P0402 - A while back, I had the P0401 code come up on my 2001 Ford F-150 4. Code 181 for 1994 Ford Escort 1. 16 posts • Page 1 of 1. Issue Severity: MODERATE – Extended driving with this code may cause internal engine damage. Ford p1151 p1131 p0171 codes 2002 p0401 reading getting egr am lean refer commonly condition four otherI am getting a reading of 5 codes: p0401, p1131, p1151, p0171, p0174 P1131 code p1151 dtc keeps coming hose2000 mustang gt dtc p1131. All Suggestions Point To Replace Will Fix Problem. Symptoms of the P0401 code. MEMBER. If you are experiencing rough starts of your Ford, and sometimes your engine stalling at high RPMs, very likely you have a P0401 code. I have a 1997 Ford Escort with a DPFE problem (P1405). I have a 1997 Ford escort, and it really has never given me any issues. have cleaned all ports to the EGR valve, EGR valve itself, and even replaced the. Since I put the used motor in, I have the same codes again. The "Service Engine Soon" light is on. First time I got the CEL, we were on vacation, so I read the code, took a screen shot, then cleared it. Wiki User. P1131 Ford: Symptoms, Causes, and How to Fix -. Your powertrain control module or HO2S could be damaged, wiring connectors could be loose, or there could be water in the harness connector. but still have the egr flow. 97' expedition, 120k miles on a 4. I had rough running and a P0401 code indicating an EGR valve problem. A forum community dedicated to the Ford Taurus and SHO models,. Hello-My first posting, so hang with me. I've been trying to clear this code on my truck for a while now. Oxygen Sensors (O2S) or Heated Oxygen Sensors (HO2S) need to reach a minimum operating temperature of 750 degrees F to produce an accurate voltage signal. I called to order a new EGR Valve but the guy at the. The OBDII fault code P0401 means that the engine computer has detected that the Exhaust Gas Recirculation (EGR) system flow is insufficient. - Dead (Weak) battery. OBD-II Trouble Code Chart / P0402 - OBD-II Trouble Code; Get back on the road. - Answered by a verified Ford Mechanic. This 2002 Ford F150 with a 5. a. and sensor. It is common for most auto repair shops to charge between $75 and $150 per hour. It pulses the EVR for a (controlled amount) of exhaust flow from the driver side exhaust manifold through a tube to the EGR valve. Trouble code p0401. my 1997 ford escort automatic keeps putting out po 715 code,. November 25, 2022 by Jason. The repair is to install the new software version, which is described in. immjrj00; September 20, 2007; Stock 2002 - 2005 Explorers; Replies 3 Views. Loose fuel tank filler cap is the most common cause that triggers the P0442 code. Sparky April 29, 2009 EGR Valve, Expedition, Ford, P0401. also when driving about 40mph theres a hesitation. What does P0401 code for a 1997 Ford Escort mean? Updated: 12/14/2022. 6l P0401 again :( - I've been fighting with this stupid code for months now, so it's time to appeal to those more learned in Fords than me, and see what comes up! The truck is an 02 F150 4. Cheap Muscle Cars for Sale (with. Last month my Check Engine light came on, nothing else appeared to be wrong. 1998 F250 LD 5. Probably clogged egr passages . An insufficient EGR flow code could be caused by a faulty DPFE sensor that is failing to read the actual flow correctly, OR it could be caused by a carbon buildup in the EGR tube or the intake causing the EGR flow to be reduced. It is so common that most technicians would test this sensor and the hoses attached to it first. 1997 Ford Escort; Ford Escort Car and Truck. I have a 99 Ford Expedition thats giving me a P0401 code. 1999 Sable. 0 Split port, check engine light on again P0401 OBD2 code. Blocked EGR Passageways. 1997 - 2003 Ford F-150. I guess I need to clean out the EGR area. What does P0401 code for a 1997 Ford Escort mean? Updated: 12/14/2022. 6 helpful. This code is listed as EGR Insufficient Flow Detected . 3 helpful. Selenoid. Find auto repair near me; Troubleshoot a car problemP0401 is a very common OBDII trouble code that'll pop up in the Ford F150. took vacuum reading. Reply Subscribe . Trouble p1443 p0401 diagnoseP1132 and p1131 codes Ford f150 ranger p1131 codeFord mustang trouble code p1131. 2003 DSG Lightning: Sold. Pickup: . 98 ford escort. 6L engine. i have a 99 ranger, and was getting the same code, i narrowed it down to the dpfe, changed the part and the code has not come back. An increase in nitrogen oxide emissions (a failed emissions test) Knocking or ignition pinging when accelerating. P0401 - EGR Flow Insufficient Detected . March 20, 2010. OBD-II Trouble Code Chart / P0401 - OBD-II Trouble Code; Get back on the road. Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected. Most auto repair shops charge between $75 and $150 per hour. I own a 2001 Ford Escape V6 3. It is common for most auto repair shops to charge between $75 and $150 per hour. 6L 140K miles (highway) Problem: P0401 code (insufficient EGR flow) *Main problem!* Light blue smoke on startup (started 137K) probably valve seals.