P1494 jeep

2002 Jeep Grand Cherokee Obd Code P1494 Issues. My Car Is Putting Out The Code P1494 (evap Leak Detection Pump Pressure Switch Condition). I Replaced The Leak Detection Pump And The Code...

P1494 jeep. Jeep cherokee 2000. code P0601, P0320, & P0108 I have a 2000 grand jeep cherokee about a year ago i was driving on the freeway and i heard a pop from the engine as i arrived to my destination the check engine light came on and it started smelling bad and black smoke came out of the exhaust. I later took it to a mechanic and these codes came out ...

Where is it hard to get to, and is expensive to fix? - Answered by a verified Jeep Mechanic. We use cookies to give you the best possible experience on our website. ... 2000 Grand Cherokee: Jeep..4x4..I get engine code P1494..stays. Jeep 2000 Grand Cherokee Loredo 4x4 217K mikes. I get engine code P1494.

Is it an ignition coil problem? Or Is it something more.Copy ad Paste this text into a browser windowhttps://www.jeep.com/webselfservice/BuildSheetServlet?vi...P1494 Jeep. By John Rony August 14, 2023 August 14, 2023. For those of you battling with the agonizing “p1494 jeep” engine light, rest assured, you are not alone. The P1494 code is a diagnostic trouble code (DTC) that is universally used to identify specific problems with your vehicle.Jeep Cherokee Stock Technical Forum. Help with codes P1494 and P0300. 4329 Views 2 Replies 3 Participants Last post by Mudderoy, Jan 5, 2009 Jump ... P1494: Leak detection pump switch does not respond to input P0300: Multiple cylinder mis-fire. Yes, I work in racing. No, I can't get you tickets.P1494 code is a leak detection pump switch or mechanical fault, leak detection pump switch does not respond to input. The leak detection pump (if equipped) is located under the air filter housing on models through 2001. Check if the vapor and vacuum lines are securely connected to the leak detection pump or a diagonstic trouble code my be set ...What is the Cost to Diagnose the Code P1595 Jeep? Labor: 1.0. The cost to diagnose the P1595 Jeep code is 1.0 hour of labor. 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. Most auto repair shops charge between $75 and $150 per hour.Check engine light came on code P0505, P0135, P0155, P1494. 2002 Jeep Grand Cherokee; Open Questions: 0 answers. Need radio code Chrysler corporation part no. P04858513AG-A date code 0569 supplier 17719A S/N TQ1AA056918661. Read full answer. Be the first to answer May 10, 2016 • 1999 Jeep Grand Cherokee.

Békési Burger Bár, #5 among Gyomaendrőd restaurants: 455 reviews by visitors and 15 detailed photos. Find on the map and call to book a table.P1494 Jeep: Leak detection pump pressure switch or mechanical fault U either have a leaking fuel system or the pressure sensor at the gas tank is defective, I would replace the pressure sensor 1st. Posted on Jul 02, 2009Specifically, p1494 jeep refers to a Leak Detection Pump (LDP) issue that manifests as a switch or mechanical fault within your Jeep vehicle. Shedding light upon what triggers this error, examining the symptomatic indicators, and offering step-by-step, easy-to-follow solutions to fix the problem, this piece is a handy guide for dealing with ...1999 Jeep Grand Cherokee 4.0L with engine code P1494, what is the average cost of repair? asked Jul 26, 2018 by Scott. p1494; jeep; grand-cherokee; 0 votes. ... 1997 Jeep Grand Cherokee Laredo V8 will not pass smog and I have the code P1389. asked Jan 22, 2018 by anonymous. jeep; grand-cherokee; p1389; 0 votes.What Does Jeep Code P0420 Mean? Jeep P0420 definition: Catalyst system efficiency below threshold (Bank 1); Issue Severity: MODERATE - Extended driving with this code can cause internal engine damage. Repair Urgency: Get this code fixed as soon as possible to avoid further damage to your emission system and possible engine damage. Diagnosis: The most common cause of Jeep P0420 is a bad ...

What does the code P1494 means on my 99 jeep grand cherokee. LEAK DETECTION PUMP SYSTEMS (P1494, P0442, P0455, P0456), Read full answer. Jun 10, 2010 • 2001 Jeep Grand Cherokee. 1 helpful. 1 answer. Codes for durango p0443-0753-1765-1494.P1494: Evaporative emission (EVAP) leak detection pump -pressure switch: Wiring, hose leak/blockage, EVAP leak detection pump: P1495: Evaporative emission (EVAP) leak detection pump solenoid: Wiring open circuit/short circuit, hose leak/ blockage, EVAP leak detection pump solenoid: P1496: Engine control module (ECM) -5 volt output low: ECM: P14982002 Jeep Wrangler Sahara 6 Cyl 4.0L TJ Canada models. Product Details. Series : Standard OE Replacement Recommended Use : OE Replacement Includes : Bracket, foam pad. See All Products Details. Holley®. Die Cast EFI Fuel Pressure Regulator, 15-60 PSI, Black, Gas,... Part Number: H1912886. Universal Fit.P0301 is a fairly common trouble code with the Jeep Cherokee. It's an OBD2 code and indicates that your vehicle's first cylinder is misfiring. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your Cherokee. Fixing P0301 should be considered a high priority. Unlike a lot of the OBDII codes, this ...Read Also: How To Troubleshoot & Fix p1494 Jeep DTC Code? #4- Reprogram the Powertrain Control Module. The DTC or the Diagnostic Trouble Code can be set on the ambient temperature conditions of the jeep even when you have used the correct type of fluid with the correct fluid viscosity.

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2000 cherokee sport,codes po300,po302,po303,po304,p1494. - Answered by a verified Jeep Mechanic. ... The jeep with misfire issuse they changed out fuel pump mopar Brand they said due high pressure 60 psi they change it out I pick the car up drove it 12 miles check engine lights back on running real r ...P1494 Jeep EVAP Leak Detection Pump Pressure Switch Condition. Read full answer. Feb 17, 2018 • Jeep Grand Cherokee Cars & Trucks. 5 helpful. 1 answer. P1494 code engine light on. Leak Detection Pump Switch or Mechanical Fault is P1494, Iit is an evaporative emissions device that is used to pressurize.Came up with this. P1494 Definition Evap leak detection pump pressure switch condition Explanation ECM detected the leak detection pump swith did change after solenoid was energized Probable Cause 1.-Leak detection pump defective 2.-Open or shorted...Jul 26, 2018 · 1999 Jeep Grand Cherokee 4.0L I6 with engine code P1494, what is the average cost of repair? Vehicle: 1999 Jeep Grand Cherokee 4.0L I6. Jeep Wrangler Forums. TJ Wrangler Technical Forum. P01494 code. 5001 Views 1 Reply 2 Participants Last post by durango-bob, Oct 6, 2011 Jump to Latest R. Rubertrubicon Discussion starter · Oct 6, 2011. Add to quote; Share Only show this user. Has anyone delt with this code before? ... P1494 - LEAK DETECTION PUMP SW OR MECHANICAL FAULT ...

T. Tjrubicon17 Discussion starter · Apr 2, 2013. I'm getting the LDP pressure switch code P1494. I checked all the vacuume lines running to and from the LDP. Other than that I don't know what else to try. The mechanic just had the intake manifold off two weeks ago to fix a crack. Not sure if I need to take it back to him or is there an easy ...Mar 5, 2009 · I have a 2001 jeep Cherokee sport. The check engine code is p1494- evap leak detection pump pressure switch. The jeep is hard to start some times as I have to spin the engine over for about 3-5 seconds before it starts. Nov 18, 2013 · Code P1494 is a LDP Switch fault. In a LDP system there is a vacuum tube that goes to the intake manifold to the LDP. The empty port you showed could be the connection for that vacuum tube. Look around between the LDP and that nipple and see if you can find a loose tube. Probably a 5/16" diameter tube. P1494 means Leak Detection Pump Switch or Mechanical Fault – This code appears when there’s an issue with the EVAP System (fuel tank fumes) This can be caused by a improperly secured gas cap, faulty gas cap, crack in the vacuum line, etc. Sep 17, 2009 • 2001 Jeep Grand Cherokee 1 helpful 1 answer Codes for durango p0443-0753-1765-1494.I have a 2001 jeep Cherokee sport. The check engine code is p1494- evap leak detection pump pressure switch. The jeep is hard to start some times as I have to spin the engine over for about 3-5 second … read moreWhat causes a Code P1494 on a 2004 Jeep Grand Cherokee Straight 6 40 liter? That code is a manufactureres code. You can type jeep diagnostic code p1494 into bing or google and get it to come up ...my 2003 Wrangler 4.0 runs weak and really rough over 2000 RPMs. It has 130K miles. It had a vacuum line off which threw out the code for bad LDP and originally caused the rough engine problem (I think). I could hear the vacuum whine, found it and fixed it, took the battery cable off to clear the code but it's still running rough over 2K RPMs.2008 Jeep Grand Cherokee SRT 6.1L with code B2100, ... 1999 Jeep Grand Cherokee 4.0L with engine code P1494, what is the average cost of repair? asked Jul 26, 2018 by Scott. p1494; jeep; grand-cherokee; 0 votes. 1 answer 421 views. 2004 Jeep Grand Cherokee 4.7L with code P0080, what is it and what does it do?

Install the other sleeve with the slit on the downward facing side of the injector. 3. Confirm sleeve is flush to intake manifold surface around injector. 4. Check injector #3 wire and ensure that the injector is rotated to a 2 o'clock position. TSB for the cold start rough idle and P0303 code: TSB 18-010-01.

LEAK DETECTION PUMP SYSTEMS (, P0442, P0455, P0456), Jun 10, 2010 • 2001 Jeep Grand Cherokee. P1494 means Leak Detection Pump Switch or Mechanical Fault - This code appears when there's an issue with the EVAP System (fuel tank fumes) This can be caused by a improperly secured gas cap, faulty gas cap, crack in the vacuum line, etc.I have a 2003 jeep liberty limited edition. The check engine light came on. I took it to have a diagnostic and came back with 2 codes P1294 and P1494 ... P1494 SPCUT Solenoid Circuit Malfunction-----NEXIQ 125032. Read full answer. Dec 03, 2012 • Jeep Liberty Cars & Trucks. 0 helpful. 2 answers. My 2000 Dakota, 4.7 l, tends to idle too low ...P1494 is for an issue with the evaporative emissions system's leak detection pump. This could be a handful of things and it will require some testing to determine exactly what is wrong. The problem could be loss of vacuum to the LDP. It could be a wiring issue on any of the pump's circuits. The problem may be the LDP itself.What does the code P1494 means on my 99 jeep grand cherokee. LEAK DETECTION PUMP SYSTEMS (P1494, P0442, P0455, P0456), Read full answer. Jun 10, 2010 • 2001 Jeep Grand Cherokee. 1 helpful. 1 answer. Codes for durango p0443-0753-1765-1494.So I start up the Jeep this morning, and the CEL stays on. I went to Checker's and got it diagnosed. It said "P1494," which has to do with the EVAP system. Looking at a few past threads, it could be a solenoid that is bad (the solenoid itself, or the hoses), or just a simple fix as tightening the gas cap (which I did).Jeep grand cherokee p0155 code p1494 For the P0155 code, check the fuse for the O2 heater circuit. The P1494 has to do with the EVAP leak detection pump pressure switch.105 Answers. SOURCE: 2001 jeep cherokee has a p1494 code and a p0301. 0301 is cyclinder 1 miss fire,check coil pack and spark plug,plug first,1494 is the fan relay,It's in the right front of the engine compartment. Kind of behind and below the RF headlamp and in front of and below the fuse box. Easy to replace, just unplug it and plug the new ...Getting a code of P1494, leak detection pump issue but also have air out defrost vents all the time. Can this be related? 2001 grand cherokee laredo. 6 cylinder. Mechanic's Assistant: How old are the hoses? And what driving conditions do you most often encounter? Hoses probably old. Mostly highway. Just bought vehicle1999 – 2004 model years. The following Service Bulletin data is provided strictly for informational purposes only, to assist owners to find out if a particular problem they may be experiencing with their vehicles has been addressed with a factory service bulletin. Complete detailed information is not given for every bulletin.

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Cherokee: p0740 po171, p1494,po700, po320. These are the codes - Answered by a verified Jeep Mechanic We use cookies to give you the best possible experience on our website.All discussion regarding the Jeep Comanche, the pickup truck related to the Cherokee platform. 88' Performance Problem. by cruiser54. 10-06-2023 09:22 AM. 320. 4,489. KL Cherokee Tech (21 Viewing) KL (14+) 2014 Cherokee Forum for all new KL and Cherokee Trailhawk discussion and tech information. Suspention. by tnsr35. Today 10:43 AM.Anonymous. This fault code indicates there is a problem with the leak detection pump switch or a mechanical fault in the pump. The leak detection pump is part of the evaporative emissions control system. It is part of the self-test system that makes sure the evaportive emission system is working properly. The pump applies vacuum to the system ...Cdigo P1494 Todas Las Marcas Sntomas Y Posibles. Dodge dakota p1494 engine trouble code when your car's 'dodge dakota p1494 check engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. the light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap.1999 jeep cherokee. just bought it. was idling low and check engine light came on today. shows code p1494. research shows it could be Leak Detection Pump Sw or Mechanical Fault. I am debating on wheth … read moreP1494 (M)Leak Detection Pump Sw or Mechanical Fault. Incorrect input state detected for the Leak Detection Pump (LDP) pressure switch. The Evaporative LDP switch may be bad or the pump itself has a problem. Check the pump, the wire connections, and the hoses attached to it. The Evaporative emissions system is design to prevent the escape of ...OBD II fault code P1494 is a manufacturer specific code that is defined by car makers Chrysler, Dodge, Jeep, and Plymouth as "EVAP Leak Detection Pump Pressure Switch Condition", or sometimes as "Leak Detection Pump SW or Mechanical Fault", or less often as "Mechanical Incorrect input state detected for the Leak Detection Fault Pump [LDP] Pressu...To test vacuum lines, you'll need a tool like this. Here's an Amazon link for your convenience → http://www.amazon.com/gp/product/B00NP60URE/ref=as_li_qf_sp...Symptom: P-1494 LEAK DETECT PUMP SW OR MECHANICAL FAULT. When Monitored and Set Condition: P-1494 LEAK DETECT PUMP SW OR MECHANICAL FAULT. When Monitored: Immediately after a cold start, with battery/ambient temperature. between 40 deg. F and 90 deg. F and coolant temperature within 10 deg. F of battery/. ambient.Apr 24, 2011 · Colin Stickland. Chrysler Master. 22,509 Answers. P1494 Leak detection pump pressure switch or mechanical fault. P1495 Leak detection pump solenoid circuit. you have a problem with the fume extraction circuit like a motor or something. Posted on Apr 24, 2011. Where is it hard to get to, and is expensive to fix? - Answered by a verified Jeep Mechanic. We use cookies to give you the best possible experience on our website. ... 2000 Grand Cherokee: Jeep..4x4..I get engine code P1494..stays. Jeep 2000 Grand Cherokee Loredo 4x4 217K mikes. I get engine code P1494.Front Bumper Overlay; Stainless Steel (97-06 Jeep Wrangler TJ) $139.99. (161) Rugged Ridge XHD Front Bumper with Over-Rider Hoop and Standard Ends (76-06 Jeep CJ5, CJ7, Wrangler YJ & TJ) $599.99. (1) Wizard Works Offroad Stubby Front Bumper with Stinger; Bare Steel (97-06 Jeep Wrangler TJ) $495.00. ….

17970 Answers. SOURCE: code P1494. DTC P1494 - Leak Detection Pump Switch or Mechanical Fault. The causes are possibly an open or shorted switch sense circuit, a pump switch failure, or an open "fused ignition switch" output. First off, a model year 2001 is will still covered under the emissions warranty.Jul 01, 2014 • 1999 Jeep Grand Cherokee. 0 helpful. 1 answer. P1494 CODE CHRYSLER CONCORDE. P1494: Leak detection pump pressure switch or mechanical fault ... P1494 is a Leak Detection Pump Switch or Mechanical Fault. During evaporative system diagnosis, Leak Detection Pumps have mistakenly been replaced. ...Experience Jeep Forum on the new Fora Communities app for iOS & Android! Get the best of Jeep Forum on our official app. fault code p0320. Jump to Latest Follow 78991 Views 10 Replies 6 Participants Last post by Double E, Dec 21, 2017. O. orenshemen Discussion starter ...2003 Jeep Liberty P1495 followed by P1682. Out of the blue on the way home from work, the check engine light (CEL) came on. Jeep didn't sound or run any differently. Of course it is state inspection time so I have to get it taken care of. Got home and checked the engine code and it was a P1495 (problem with the leak detection pump solenoid ...Officially Licensed Jeep Rocker Guards with Steps and Jeep Logo (97-06 Jeep Wrangler TJ, Excluding Unlimited) $419.99. (14) Officially Licensed Jeep Adventure HD Bumper with Jeep Logo (87-06 Jeep Wrangler YJ & TJ) $459.99. Officially Licensed Jeep Double Tubular Front Bumper with Classic Over-Rider Hoop and Jeep Logo; Textured Black (87-06 Jeep ...I have a 2002 wrangler sport 4.0 and the check engine light recently came on. I don't want to pay $70 at a stealership so they can tell me what is wrong with it. Is there a way to check the check engine light code from the dash board. I thought I read something about pushing in the trip odometer button holding it, and it would read it out.P1494 JEEP - Where is the Leak Detection Pump located on an 2001 Cherokee 4.0L inline. asked Jan 30, 2017 by anonymous. 0 votes. 1 answer 3.2k views. where is this leak detection pump located on a 2001 chrysler pt cruiser. asked Sep 19, 2017 by Glenn. leak; detection; pump; 0 votes. 1 answer 620 views.The Jeep Grand Cherokee (ZJ) is the first generation of the Jeep Grand Cherokee sport utility vehicle.Introduced in 1992 for the 1993 model year, development of the ZJ Grand Cherokee started under American Motors Corporation (AMC) as a mid-sized successor to the compact Jeep Cherokee (XJ) intended to replace both it and the aging Jeep Wagoneer (SJ) and was continued after the company was ...The Dodge P1494 engine light code means Leak Detection Pump Switch or Mechanical Fault. A proper diagnosis must be done, you can't simply replace the LDP and expect that to fix the problem. It shouldn't hurt anything to keep driving it for a …SOURCE: i have a 2002 jeep. p1494 Leak detection pump pressure switch or meahanical fault could be a leak in the evap system.hard to tract down becuse a large leak ishole small as .040-inch. Posted on Sep 17, 2010 P1494 jeep, 17970 Answers. SOURCE: code P1494. DTC P1494 - Leak Detection Pump Switch or Mechanical Fault. The causes are possibly an open or shorted switch sense circuit, a pump switch failure, or an open "fused ignition switch" output. First off, a model year 2001 is will still covered under the emissions warranty., P1494 Jeep: Leak detection pump pressure switch or mechanical fault U either have a leaking fuel system or the pressure sensor at the gas tank is defective, I would replace the pressure sensor 1st. Read full answer. Jul 02, 2009 • 2000 Jeep Cherokee. 3 helpful. 2 answers., Cherokee: p0740 po171, p1494,po700, po320. These are the codes - Answered by a verified Jeep Mechanic We use cookies to give you the best possible experience on our website., 1999 Jeep Grand Cherokee What is p1494? Trouble code P1494 means: Leak detection pump pressure switch or mechanical fault. What are Codes p1494 p1495 voyager 1996?, The Jeep power train control module (PCM)--or computer, as it is known in layman’s terms--controls the vehicle’s ignition, emission and fuel systems, along with other auxiliary systems necessary to the operation of the drive train. When the..., One such code is P1494, which is found in certain models of Jeep. So, what exactly does this code mean? In general terms, P1494 indicates that there is an issue with the air/fuel mixture in your engine system. This could be due to a variety of things including malfunctioning oxygen sensors or a faulty catalytic converter., P1494: replacement elbow size. Jump to Latest Follow. 4997 Views 3 Replies 3 Participants Last post by Ralph77 , Aug 31, 2015. T. Thechad1215 Discussion starter · Aug 19, 2015 (Edited) I've sprung the P1494 code, and I'm pretty sure I've isolated the problem to this elbow joint that was practically hanging off from being so rotted and loose., What Does Jeep Grand Cherokee Code P0303 Mean? Jeep Grand Cherokee P0303 definition: Cylinder 3 misfire detected. Issue Severity: SEVERE - Stop driving immediately. Repair Urgency: Fix this code immediately (same-day if possible) to avoid ignition failure, catalytic converter damage, and dangerous conditions. Diagnosis: A cylinder 3 misfire can be caused by anything from faulty […], The Jeep 4.0-liter engine uses a cast iron block and cylinder head. It comes in both an inline-6 and inline-4 cylinder version and the specifications vary, depending on the vehicle., Search the Jewish cemetery Endrőd cemetery located in , . Add a memorial, flowers or photo., Hello i have a 1999 jeep grand cherokee laredo 4.7 v6 and i have a check engine light on which my mechanic says is giving a manufacture trouble code PO1494 please inform me what this code indicates. T ... code p1494 is my engine code wich is spcut solenoid circuit malfunction. I have a 3.0 L Dodge Grand Caravan could u give me some helpful ..., dodge dakota Trouble Code P1494Disclaimer:This video is not meant to be a definitive how to.Always consult a professional repair manual before starting your ..., Codes I got: P0138: O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) P0700: Check Transmission DTC's (This code indicates that the EATX (Transmission controller) has an active fault and has illuminated the MIL via a BUS message. The specific fault must be acquired from the EATX via a DRBIII tool., I have a 2001 jeep Cherokee sport. The check engine code is p1494- evap leak detection pump pressure switch. The jeep is hard to start some times as I have to spin the engine over for about 3-5 seconds before it starts., Aug 18, 2019 · Produced from 1997-2006, many consider the Jeep Wrangler TJ to be the last true Wrangler. I started Jeep Wrangler TJ Forum to serve as a resource for TJ owners around the world. Here you'll find a treasure trove of knowledge amongst some of the most knowledgable minds in the TJ community. , Are you an adventure seeker looking for a thrilling off-road experience? Look no further than Pink Jeep Tours. Known for their exciting and scenic excursions, Pink Jeep Tours offers a unique way to explore the great outdoors., I agree this code, P1495, means the pump cannot work for whatever reason and therefore a leak in the system cannot be detected. I think code P1494 is the one for a faulty gas cap or other leak in the evaporator system. Reply. Save. 90011 · #9 · Sep 23, 2006., SOURCE: i have a 2002 jeep. p1494 Leak detection pump pressure switch or meahanical fault could be a leak in the evap system.hard to tract down becuse a large leak ishole small as .040-inch. Posted on Sep 17, 2010, SOURCE: what is code 1494 mean for 2001 dodge neon P1494 Leak Detection Pump Switch or Mechanical Fault Part of the early evaporative emission system. (Fuel tank fumes) It’s there to allow the computer to run an integrity test of the fuel tank, lines and carbon canister’s ability to contain all of the fumes coming from the tank and all line …, car code p1494 p1494 engine code View All » Question about 2001 Chrysler Sebring. 1 Answer . The a/c stopped working and my engine light came on with the code p1494. Posted by Haley Reynolds on Nov 15, 2013. Want Answer 0. Clicking this will make more experts see the question and we will remind you when it gets answered. ..., 2004 Wrangler Unlimited throws P1494 on starting. When the Jeep is cold it throws a pending P1494 code immediately. I then shut off the engine, key on , clear the code, start the engine and check for the pending code, and it is back. If I let the readiness test complete the check engine light comes on with the p1494., Dec 14, 2010 • 2001 Jeep Grand Cherokee. 13 helpful. 1 answer. Code P1494. DTC P1494 - Leak Detection Pump Switch or Mechanical Fault ... * P1494-Leak Detection Pump SW Or Mechanical Fault * P1495-Leak Detection Pump Solenoid Circuit Introduction:, P1494 Jeep EVAP Leak Detection Pump Pressure Switch Condition. Read full answer. Feb 17, 2018 • Jeep Grand Cherokee Cars & Trucks. 0 helpful. 1 answer., Dec 14, 2010 • 2001 Jeep Grand Cherokee. 13 helpful. 1 answer. Code P1494. DTC P1494 - Leak Detection Pump Switch or Mechanical Fault ... * P1494-Leak Detection Pump SW Or Mechanical Fault * P1495-Leak Detection Pump Solenoid Circuit Introduction:, The Dodge P1494 engine light code means Leak Detection Pump Switch or Mechanical Fault. A proper diagnosis must be done, you can't simply replace the LDP and expect that to fix the problem. It shouldn't hurt anything to keep driving it for a …, P1494: replacement elbow size. Jump to Latest Follow. 4997 Views 3 Replies 3 Participants Last post by Ralph77 , Aug 31, 2015. T. Thechad1215 Discussion starter · Aug 19, 2015 (Edited) I've sprung the P1494 code, and I'm pretty sure I've isolated the problem to this elbow joint that was practically hanging off from being so rotted and …, what does the code p1494 means for a 2000 jeep grand cherokee laredo. Answered in 9 minutes by: DISCUSSION: DTC not equal to freeze frame DTC. Wiring harness intermittent problem. Wiring harness observable problem. LDP switch sense circuit open. LDP switch sense circuit shorted to ground. Leak detection pump., The P1494 is a fairly straight forward code pointing to a problem with the Leak Detection Pump. On your vehicle, the Leak Detection Pump is located under the hood, in the driver's side front corner of engine compartment below the air cleaner housing., ZJ Limited. 17970 Answers. SOURCE: code P1494. DTC P1494 - Leak Detection Pump Switch or Mechanical Fault. The causes are possibly an open or shorted switch sense circuit, a pump switch failure, or an open "fused ignition switch" output. First off, a model year 2001 is will still covered under the emissions warranty., UPDATE: Got the Jeep scanned this wknd, and the following codes were pulled: P0201 - Fuel Injector Circuit Condition (Cylinder #1) P0301 - Cylinder #1 misfire P1494 - EVAP Leakdetection pump pressure switch condition Lat year I had the injectors replaced when I got the same codes, and all was fine for about a year., What does the code 1494 mean for a Jeep liberty 2002 - Jeep 2002 Liberty question. Search Fixya. Browse Categories Answer Questions . 2002 Jeep Liberty; Jeep Liberty Car ... P1494-LEAK DETECTION PUMP SW OR MECHANICAL FAULT. Posted on May 27, 2010. Helpful 2 ; Not Helpful; 2 Comments; Flag;, Threw a P1494 Code, bad Vapor leak detection pump. Bought new pump, checked all vacuum and gas tank lines, no rips/tears and vacuum lines hold vacuum at manifold. ... I have a 2004 jeep grand cherokee that won't start. Well its up to about 25 tries and then it will start, its gotten worse over the past few months. ..., 1998 jeep grand cherokee 5.9 limited: DTC code = 1494 checked identifix and followed troubleshooting procedures, still - Answered by a verified Jeep Mechanic. ... My OBD II code on a 200 Jeep Charokee Sport is P1494 - "Leak detection pump switch or mechanical fault."