Repair Urgency: Get this code fixed as soon as possible. p1443,p0401,p0301: 7/20/2008 2002 Ford Escape: same trouble. . 0. The P0401 code stands for exhaust gas recirculation flow insufficient detected. 0L engine, 2 wheel drive, with automatic transmission. Once the vacuum pump is set up, apply vacuum. I need help getting to the root of this P0135 code on my 1998 Ford Escort 2. Now about 2 years ago when I bought it was fine then a couple months after I brought it to my base in Nevada I got the dreaded P1401 code. 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. 5 Volt Reference Voltage. with 4low not engaging. It is a step by step with pictures. P0401 is a code that indicates an inefficient exhaust gas recirculation (EGR) system. 0 hour of labor. Replaced O-rings. Gas mileage is down to 13 or 14 mpg mixed driving. 1999 FORD ESCORT; 134,123 MILES; The service engine light is on and wont go off even when it is reset by the computer. There is also a sensor called the DPFE. I am going to have to physically check the whole thing out. Posted by Anonymous on May 02, 2013. P0401 definition: Exhaust Gas Recirculation (EGR) Flow Insufficient Detected. P0171 p0174. DPFE sensor VREF circuit is open between sensor and PCM. P0401 2002 egr answers insufficient sparkys1996 ford f150 5. 6L. It is common for most auto repair shops to charge between $75 and $150 per hour. - Code P0401 ; replaced EGR solenoid,DPFE sensor ,Cleaned EGR passage which was plugged ;. The engine should start to hesitate and try to stall. Ford Forum is a community to discuss all things Ford. 0 vin s that keeps throwing code p0401. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Expert. The original DPFE hoses are a special high-temperature hose. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Ran smooth as glass before head was removed. 7/20/2008 1998 Ford Windstar: ac works fine in the front blowers. 1-Make sure vacuum hoses are in good condition and hooked up correctly. Check DetailsVocational, Technical or Tra. The most common culprit of the P0401 code for the Ford F150 is the faulty DPFE sensor. EGR or Exhaust Gas Recirculation is a system for decreasing the amount of NOx in the exhaust. 4 and have a code p0401 changed the iacv and. throttle body,egr valve, tube, passages and on and on The DPFE sensor (sits in front of EGR vakve on a bracket) proved to be my culprit. 3 DTC P0351 ans P0401 help? Updated: 10/20/2022. How do I change the EGR solonoid on a 1998 Ford Escort. Buick Century Car and Truck; Buick Car and Truck. If you know the EGR is working, the problem may be the sensor. . Sparky's answersReplaced egr valve and still get code p0401? Egr ford f150 test dtc p0401 valve prostreetonline2002 f150. net Forums;. These hoses can crack or collapse internally over time due to intense thermal cycling that takes place within the. The EGR valve may not be opening due to a lack of vaccuum. . I've replace the DPFE sensor and EGR vacuum regulator and cleaned the EGR tube last year because of the same 401 EGR Low Flow code. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. 1997-2002 Ford Escort. The most common problem associated with the P0401 is a fault in the DPFE Sensor. The purpose of this test mode (06) is to allow access to the results of OBD II monitor diagnostic test results. 329 Answers. The EGR valve is not. Looks like a clean of the throttle body and erg valve system. 6 4x4 supercab that I purchased new in 1997. Remove the intake manifold and inspect it for carbon buildup. 6 with 135k on it. tranny. 1 answer. P0401 - EGR Flow Insufficient Detected The EGR system is monitored during steady state driving conditions while the EGR is commanded on. I just changed the EGR valve and that did not work. 6 Ford Expedition part 1 of 5Updated - August 23. As for the second part of your question, yes it is just as common with the 5. What does the code P1131 and P1132 mean on a 1998 Ford Escort ZX2? Updated: 10/21/2022. SOURCE: new coil pack in 1998 Ford Escort failed in one week? alright the most likely cause is the spark plug wires. I cover troubleshooting and clearing the above code, as well as address other codes have read a great deal on this P0401 emissions issue in the Forum. It could be that the egr tube is clogged or the egr itself is bad or there is not enough vacuum to open the egr properly. Labor: 1. There is a blockage in the EGR (tube), most likely carbon buildup. I went inside and bought an EGR valve. 6 with 130,000 miles. 1998 Ford 150 4. my engine. I'm chasing down a P0401 on a 1998 E250 with a 4. 99 . 6L 4WD (111,000 Miles). 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. hello - we just had our truck codes read at auto zone. I. If the P0171 is combined with the P0174 code, the problem is likely caused by an intake leak or the Intake Plenum Gasket and seals. dies at stop light and engine rpms change. There are three. There is also a sensor called the DPFE(differential pressure feedback egr) is faulty. I own a 1998 Ford F-150 4WD with a 4. I have replaced egr dpfe and cleaned or replaced lines how do iget rid mil without resetting the computer. 4 or a 4. Changed - Answered by a verified Ford Mechanic. 94 ford escort: egr on it. Sparky April 29, 2009 EGR Valve, Expedition, Ford, P0401. So make sure you know exactly which sensor is which before you start addressing the. 8 V10. we had the codes read at. 6 liter, V-8 engine. Can I. Before replacing any parts try cleaning the EGR valve, tube, and passages. Any idea what that could be?. alsowhen going up hill car will act like it's not getting power. EGR solenoid valve harness is open or shorted. 6 liter gas engine, the vehicle came into my shop with P0401 code stored in the continuos memory. The cost to diagnose the P0401 1998 Ford F150 code is 1. P0401 is a diagnostic trouble code (DTC) for "Exhaust Gas Recirculation Flow Malfunction". An increase in nitrogen oxide emissions (a failed emissions test) Knocking or ignition pinging when accelerating. Tagged Ford P0402, P0402, P0402 Ford Post navigation. 6i 16V GLX (LX) in 1998, the model with 3/5-door hatchback body and Line-4 1597 cm3 / 97. A clogged catalytic converter. 8L engine, 4-wheel abs, and the Service. I have 101K miles on my 1998 F-150 supercab 5-speed, original owner. The service engine soon light came on, as I was driving it home from the lot where we purchased it today. ihave a 1998 ford supercab automaticw/od. - EGR solenoid valve circuit poor electrical connection. Did the P0401 light go out and stay out with a new or cleaned EGR Valve. V8. 0l? i boughtSensor dpfe ford focus ranger taurus replace went 1998 p1131 v6 egr code forum dohc p0401 p1401 control emission mi Is there e proper way to test or bypass dpfe sensor on a ford ranger 2. codes are p0401 and p0455. . 1999 Ford F150 P0401. Electrical problems with the EGR circuit. Vacuum supply. read more. P0401 2002 egr answers insufficient sparkys1996 ford f150 5. read more. Labor: 1. . If the problem persists, the front oxygen (O2) sensor may need to be replaced. A jammed throttle valve caused by a build-up of carbon. If there are no intake leaks, the next step is to replace the air filter and clean the airflow meter. View local inventory and get a quote from a. I have a 2000 ford ranger with three codes po305, p1131, p1151Denlors auto blog » blog archive » ford p1131, p1151 fault codes 3. Water getting inside the heated. The P0401 code means that OBD detected an insufficient amount of EGR. It has to do with the emissions system and stands for Exhaust Gas Recirculation (EGR)→ Insufficient Flow. November 25, 2022 by Jason. Causes Causes of the OBD-II code P0401. Used 2002 Ford Escort ZX2. Check all connectors and the EGR valve sensor it could have a. Tagged Ford P1600, P1600, P1600 Ford. 1996 ford escort: 97 2. You may notice drivability problems such as pinging (a. Yours may just need cleaned. Most likely EGR valve is probably gummed up and getting stuck or the cooler is gummed up. The direct successor of the Ford Pinto, the Escort also largely overtook the role of the European-imported Ford Fiesta as the smallest vehicle in the Ford model line in North America. Once the vacuum pump is set up, apply vacuum. ISSUE: Some 2003-2007 F-Super Duty, 2003-2005 Excursion and 2004-2008 E-Series. Insufficient EGR flow frequently is caused by clogged EGR passageways. Replaced fuel filter and used a fuel injector cleaner with full tank of gas. I collided with another car at a low speed while turning left, and the only real outer damage was a broken right headlight and a dent in that area. you please tell me what i have to do. 0 hour of labor. P1131 maybe code does help where go stangnetLabor: 1. Items I replaced to attempt to clear the check engine light code p0401: New EGR Valve New EGR Valve Tube that connects to the egr and the front manifold New PCV Valve and new tube from pcv to rear engine hook up area New EGR Vacuum Solenoid New. Thank You. Last month my check engine light came on,. Where is the dpfe sensor located on my 2001 ford ranger 4. There was definitely some carbon/crud build up on EGR port on the intake manifold. THEY RISE TO AS MUCH AS 3000 RPM THEN. 98 escort ZX2 code P0171. I own a 1998 Ford Ranger XLT 2. I have a 1997 Ford escort, and it really has never given me any issues. The "Service Engine Soon" light is on. Now locate and disconnect your two pin DPFE sensor, and you will be probing PIN 1 for a switched power signal. 0. The PO401-insufficient EGR flow and PO402 - excessive EGR flow are commonly cause by a sensor called the DPFE (differential Pressure Feedback. DPFE sensor hoses both off, loose or damaged. 4 as the 4. See moreIt could be that the egr tube is clogged or the egr itself is bad or there is not enough vacuum to open the egr properly. Originally Posted by DannMarr. answer. 1998 ford escort code P0401 I need to know what this code is for. cleaning, replacing. You will need to turn the dial on your multimeter to read DC voltage. 1997 - 2003 F150. Post by FXMROS. ford escort lx: egr-valve. So I did everything everyone. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. It could be that the egr tube is clogged or the egr itself is bad or there is not enough vacuum to open the egr properly. Hi, on a 2002 ford f150, 4. Apply a vacuum of 5 to 6 in-Hg to the valve . In 1998, Ford announced an all-new car, the. 2 6 Cyl. I own a 1998 Ford F-150 4WD with a 4. read more P0401 Code: Exhaust Gas Recirculation (EGR) Flow Insufficient.