2001 jeep cherokee error code p1494

I have researched and determined that the best fix is to is to install towing package fan system which is an engine driven manual hydraulic clutch system. My concern is will I still get engine code P 1491( Radiator Fan Control Relay. I have a 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. P0432 code not clearing Jeep Wrangler I have a Jeep Wrangler Rubicon have installed new from dealership Catalytic converter all four O2 sensors and new manifold with bolts and seals and the engine light contunues to turn on w P0432 code. Hope this helps someone. Ran into a repetitive " Check Engine" MIL light after 62, 000 miles with a small rough idle. Took the Cherokee to the Chrysler dealer and they insisted it was my gas cap causing the light to trip. which I found odd since I found out later the actual PCM code was Leak Detection Pump related. My car is putting out the code p1494 evap leak detection pump pressure. Jeep Grand Cherokee OBD Code P1494 Issues. I suggest if your browser isn' t opening referral links, you' ve got a problem with your browser. 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 I Replaced The Leak Detection Pump And The Code If you have a P1494 EVAP Leak Detection Pump Switch or Mechanical Fault trouble code, this post will help you understand what it is and how to fix it Engine code.

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    Error cherokee code

    I put a code reader on my 1999 Cherokee 6 cyl and got code P1694. The vehicle will not start. Anybody know what this code is? SOURCE: jeep cherokee has a p1494 code and a pis 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. P1494 Chrysler Description The Evaporative emissions system is designed to prevent the escape of fuel vapors from the fuel system. Leaks in the system ca allow vapors to escape into the atmosphere. I have a Jeep Grand Cherokee and my engine light is on. I would like to know what ( P1494 manufacture control auxilary emission control) means, and what I need to do to fix this problem. A code P1684 shows that the memory has been cleared recently and is not necessarily a problem. More instructions and other code lists. We are linking errors to specific help pages as an ongoing project. a code must not be erased, rather fix the problem and let the car run 3 good trips. you accomplish this by running vehicle like you normally do( if you do not have a ( drb3) ( scanner) until the car no longer " sees" the problem on three consecutive self diagnostic tests. the car will then clear the code meaning the problem is solved. I searched the archives and found a few mentions of this code, but no indication of what it means or how to fix it.

    It is P1494 - Leal Detection Pump. The code refers to the leak detection pump that is part of the gasoline vapor control system which is for pollution minimization. It says either that the pump switch or mechanical operation is faulty. COUPON - Code P1494 - JeepForum. com - Jeep Forum - Jeep. May 30, · My 1999 Grand Cherokee check engine light came on indicating code P1494. dealer told me it was a vacum leak detection pump and repair cost would be \. P1494 EVAP Leak Detection Pump Fix code P1494 EVAP Leak Detection Pump Switch or Mechanical Fault If you have a P1494 EVAP Leak Detection Pump Switch or Mechanical Fault trouble code, this post will help you understand what it is and how to fix it. Home » Knowledge Base Articles » OBDII Codes for Jeep Vehicles 1997 to OBDII Codes for Jeep Vehicles 1997 to A short list of OBDII codes used in Jeep vehicles. OBDII Code Reader Required. The P1495 means: EVAP LDP ( Leak Detection Pump) solenoid circuit problem. I' t an emission related code, by itself should not cause drive ability issues, however it could fail the vehicle on a emission test.

    It might be a bad solenoid or circuit problem. Better if you take it to a shop and let them. P1494 Jeep Description The Evaporative emissions system is designed to prevent the escape of fuel vapors from the fuel system. We have a jeep grand cherokee laredo. The check engine light come on and we took it to auto zone they said it was P1494 the leak detection pump. Changed the battery in my new ( to me) 1995 Grand Cherokee yesterday and today the check engine light came on. On reading the codes IAW your directions it blinked ( blunk? Have not had any code blink since I got the car ( two weeks ago). 7 multiple codes p0202 p0175 p0300 p0301 p0302 I have a Jeep Grand Cherokee 4. 7 120, 000 miles. Was running fine, idled a little low. one day went to start and idles very rough and stalls. Getting codes p0202, p0175, p300, p301, p302.

    swapped coils on 1 and 2( cleared codes first) and still idles rough but now not throwing any codes? This code P1494 is not a Fuel Pump Sensor code, it is an Evaporative System code that involves a device called the Leak Detection Pump. Here is an article I wrote that addresses some of the EVAP problems on Jeeps and down in the article I describe the Leak Detection Pump System. Thank you for taking the time to post for others. I had code P1494 showing on a Cherokee and with your help in this forum it was a very easy fix knowing where to look. OBD- II code P1494 Leak Detection Pump Switch or Mechanical Fault - what does it mean? I found a code list on another website that translated P1494 as " Leak Detection Pump Switch or Mechanical Fault". LOL I see the words but they mean nothing to me. A p1494 code what exactly is and where is the part located on a 03 jeep grand cherokee laredo - Answered by a verified Jeep Mechanic We use cookies to give you the best possible experience on our website. Best Answer: With the governor sensor malfunctioning this could be a damaging issue for your tranmission because it likes to roasts the clutch in the transmission. The subject vehicle is a 1999 Jeep Grand Cherokee 4. 7L V8 for those following along in their " manly manuals. Jeep Dodge Leak Detection Pump P01494 P0441.

    JEEP ERROR CODE P0441. dodge dakota Trouble Code P1494 Disclaimer: This video is not meant to be a definitive how to. Always consult a professional repair manual before starting your repair. I am not responsible for any. 25th Mar, 21: 48. Jeep Cherokee code 303. a few things can make this code show up, from misfire to coil pack, to low or high gas pressure, so they say. my light came on again, ( few times) and every time it comes on, I notice a big drop in gas mileage. Have vehicle scanned to determine the problem I own a Jeep Wrangler with a 6. 0 Engine and I had this happen to me just 2 weeks ago. My number 2 injector was bad an. d was flooding the. The P0300 code means that a cylinder( s) is misfiring or is randomly misfiring. Start by checking for intake leaks, intake gaskets are common caused of multi- cylinder misfiring.

    If no leak are found the next step is to replace the spark plugs. If the problem persists more tests needs to be done to. P1494 Incorrect input state detected for the leak detection pump ( LDP) pressure switch P1495 Open or shorted condition detected in the leak detection pump ( LDP) solenoid cir P1496 5 volt sensor feed is sensed to be below an acceptable limit ( under 4v for 4 sec. The P1494 code is in fact the leak detection pump. Its the little round thing near a green valve cover on the passenger fire wall. The FSM doesn' t give me any more information on testing other than to replace it. New to jeeps or just want to learn some more? Check out our wiki! Check out the / r/ jeep IRC channel! All stuff Jeep related: tech articles, pics, advice. Jeep Grand Cherokee 4. 0 Liter Engine with a P1281 Code. This automotive repair article is on a specific check engine light code for a Jeep Grand Cherokee. When scanned with an automotive scan tool, a P1281 fault code was retrieved. ok so smog id coming up and good old yellow light is on.

    Code is P1494 Leak detection Pump. Dealer part for a few bucks under $ 100. i know where the unit is.