Where is the leak detection pump pressure switch located. He says there is an electrical connector which goes to it, so it is not the vent solenoid which i have already. Choose for me to minimize cost choose for me to minimize cost. Check out free battery charging and engine diagnostic testing while you are in store. Jeep cherokee questions jeep turns off while driving, cargurus. I have a 2000 jeep grand cherokee and it stalled on the road several times while driving. Can you tell me where the evap vent solenoid is located on a 2002 jeep grand cherokee laredo with a 4. Mopar emissions vapor leak detection pump hose for 20002002 jeep wrangler xm see more like this. A leak anywhere in the system will cause the code to come up.
The leak detection pump is the component that often triggers those check engine warning lights when it detects small leaks that would be hard to see. Fillrite rd1212nh 12 gpm 12v portable fuel transfer pump with manual nozzle, discharge hose, suc. Jeep cherokee limited what is1494 leak detection pump ldp. How to replace leak detection pump 0406 jeep liberty youtube.
Common solution is loose gas cap or replace gas cap. This video will show how i fixed the evaporator leak on a 2001 jeep grand cherokee. The charcoal canister technically called the evap canister is part of the vehicles evaporative emission control system. Parts like leak detection pump are shipped directly from authorized mopar dealers and backed by the manufacturers warranty. This leak detection pump filter connects to the leak detection pump underneath the side of the jeep. I have a 2000 jeep cherokee 4wd i got thisw code from the emissions inspection report in atlanta ga. The leak detection pump switch may be bad and need replaced. In this video, tom morgan autologic technical support specialist demonstrates the best way to test a leak detection pump ldp. Keep your vehicles emission control system in topnotch condition with superior dorman replacement emission control parts. How to remove a charcoal canister in a grand cherokee it. Buy a 2000 jeep wrangler leak detection pump at discount prices.
The fuel vapor leak detection pump monitors for any gas or emission leaks from the evaporative emissions evap system. P1495 jeep evap leak detection pump solenoid circuit. On top of low prices, advance auto parts offers 1 different trusted brands of fuel vapor leak detection pump products for the 2000 jeep cherokee. So you could have a bad evap pump module or test module, that isnt performing correctly while the pcm does the self test and thus because of the malfunctioning test equipment, the pcm sees it as a leak. Jeep grand cherokee leak detection pump jeep grand. Best way to bench test a leak detection pump ldp duration.
Factory svc manual says the unit is removedreinstalled by removing only the airbox first. Vapor canister vent solenoid 911593 leak detection. 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. 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. During the selfdiagnostics, the powertrain control module pcm first checks the leak detection pump ldp for electrical and mechanical faults. Check if the vapor and vacuum lines are securely connected to the leak detection pump or a diagonstic trouble code my be set like this. P0455 p0456 evap system leak jeep cherokee xj 2000 youtube. We have 30 2000 jeep cherokee vehicles for sale that are reported accident free, 7 1owner cars, and 30 personal use cars. The leak detection pump if equipped is located under the air filter housing on models through 2001. It works with the natural vacuum leak detection nvld pump to store gas vapors and keep them out of the atmosphere.
Automobile jeep 2014 cherokee user manual 198 pages. The 2001 jeep cherokee emissions control leak detection pump is the first step in the diagnostic test that the vehicle will periodically run on itself. Shop for replacement automotive evap emission system parts for your jeep grand cherokee online or call us at 8888443393 and order today. Buy a 2000 jeep cherokee leak detection pump at discount prices. What does the code p1494 means for a 2000 jeep grand cherokee laredo. Did that, plus pulled the headlamp out, plus my rig has no fender liners or washer bottle to get in the way. Jeep grand cherokee 2014 owners manual pdf download. And just in case someone is in the same boat as me in the future, it is located behind the right rear fender. Buy apdty 1759 fuel vapor leak detection pump fits 19982001 jeep cherokee replaces 4891412ac.
It is required under federal law as it ensures your evaporative emission system evap is functioning correctly. By cundifc in forum cherokee, commander, wagoneer and liberty replies. Every used car for sale comes with a free carfax report. A malfunctioning vapor canister vent solenoid may be the reason your engine light is on. I have a 2001 jeep grand cherokee and it has a really bad miss. Weve now changed replaced the fuel pump, fuel filter, throttle position sensor. I got the code off the jeep and it said something about a leak detection pump and i was just wondering if that would be making it miss. The reason that the ldp is the first test is because it is needed to pump or pressurize and seal the rest of the system to allow the rest of the diagnostic test. This canister should last as long as the vehicle, but you may need to remove it to work on other. Leak detection pump, such as is common on many chrysler, dodge, jeep. Find 19982002 chrysler dodge jeep leak detection pump.
Remove the tire, plastic wheel well, and youll see the evap canister along with the leak detection pump. Malfunction is detected when the powertrain control module pcm detected the leak detection pump switch did not change after the solenoid was energized. Order jeep cherokee fuel vapor leak detection pump online today. P1494 evap leak detection pump fix code p1494 evap leak detection pump switch or mechanical fault. The code refers to the leak detection pump that is part of the gasoline vapor control system which is for pollution minimums. If a leak is present, the pcm will continue pumping the ldp to replace the. Buy mopar 4891414ac fuel vapor leak detection pump. Ok i have a manual i bought at the auto store,found out if you put the key in. Advance auto parts has 5 different fuel vapor leak detection pump for your vehicle, ready for shipping or instore pick up. P1494 jeep evap leak detection pump pressure switch. Jeep dodge leak detection pump p01494 p0441 youtube. Jeep cherokee limited what is1494 leak detection pump ldp answered by a verified jeep mechanic.
The leak detection pump pressure switch is located next to the service vacuum supply. Manufactured from topgrade materials using advanced technologies, these parts are proven to bring exceptional oe quality, fit and function. Jeep cherokees xjs commonly display cel obdii code p0455 or p0456 for small leak or large leak. What does the code p1494 for a 2000 jeep grand fixya. The subject vehicle is a 1999 jeep grand cherokee 4. P1494 jeep evap leak detection pump pressure switch condition. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicles evaporative emissions system. However, vehicle movement may result in a vehicle are the restraint systems. Son had same problem in his cherokee, had it charged oncesecond year said forget it and took out the system. Jeep cherokee fuel vapor leak detection pump best fuel. I had to replace my leak detection pump due to a check engine light. P1494 evap leak detection pump switch or mechanical fault.
Engine light on or service engine soon warning light possible a noticeable fuel odor caused by the release of fuel vapors. If the first checks pass, the pcm then uses the ldp. This filter holds gas fumes pumped in by the leak detection pump and eventually will fill up with gasoline causing failed emissions or engine light to come on. Jeep wrangler fuel vapor leak detection pump advance. Jeep grand cherokee pumps choux pastry stilettos pump. If the first checks pass, the pcm then uses the ldp to seal the vent valve and pump air into the system to pressurize it. Where is it hard to get to, and is expensive to fix. Grand cherokee 2014 automobile pdf manual download. P1494 jeep description the evaporative emissions system is designed. It will be connected to the ldp filter and below the evap canister.
Item as described and fit my 2000 jeep grand cherokee laredo 6 cylinder perfectly and solved my problem. Jeep zj jeep xj mods jeep wrangler yj jeep pickup jeep cherokee parts cherokee sport electrical diagram electrical components jeep wheels. See 2000 jeep grand cherokee technical service bulletins tsbs at truedelta, organized by model year and problem area. Jeep grand cherokee evaporative evap emission control.
Evaporative emissions system leak detection pump filter. View and download jeep grand cherokee 2014 owners manual online. During the selfdiagnostics, the powertrain control module first checks the leak detection pump ldp for electrical and mechanical faults. Replacing wj leak detection pump jeep grand cherokee forum. New leak detection pump from dmeap00001 in this video, 1a auto shows you how to replace a broken. P1494 evap leak detection pump pressure switch condition. Prior to july 2000, tire manufacturers were only required to have one number to represent the. Computers are dumb, they only do what they are programmed to do. Best way to bench test a leak detection pump ldp youtube. The leak detection system tests for evap system leaks and blockage.