Jeep Yj Ecu

Jeep Yj EcuThe old Jeep engine really likes the extra performance boost of the copper plugs. 5L 4X4 ECM ECU Engine Computer PLUG 56028201 201 (Fits: 1994 Jeep Wrangler) $49. Purchase the service by clicking the Buy Now button Above. 98 Free shipping or Best Offer JEEP 1991-1995 4. 99 Jeep Wrangler ECM ECU PCM Repair & Return Jeep Wrangler Engine Computer Repair (Fits: 1990 Jeep Wrangler) $115. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance, for all JL, JT, JK, TJ, YJ, and CJ models!. 0L 6-cylinder Engine Control Module Computer ECM (Fits: 1994 Jeep Wrangler) $374. Jeep Wrangler Engine Control Computer Buy Online. 91-95 Wrangler YJ Engine Control Module Computer PCM 4. 00 Free shipping or Best Offer 87 sold 1995 JEEP WRANGLER YJ ABS BRAKE CONTROLLER MODULE 56027863 SAHARA $42. I just brought home an 89 YJ with what appears to be a 1987 2. Jeep Wrangler JL (2018+) Replacement PCMs. Because the engine control module does so much to control the way the engine behaves, if it wears out, shorts, or is. I am sure there are other differences; however, to me, electrical is the devil. What are you working on today? Get an exact fit for your Jeep Wrangler Add a Vehicle 1-24 of 164 Results Items per Page Filter Sort by Price BSE Engine Control Computer ECC3408MU Part # ECC3408MU SKU # 56278 1-Year Warranty Check if this fits your Jeep Wrangler. 2010 Jeep Wrangler Engine Control Module/Ecu/Ecm/Pcm Part Number: R5150498AA Vehicle Specific Other Name: Module Powertrain Control Generic $429. 00 Free shipping 48 watching JEEP CHEROKEE XJ/WRANGLER ABS CONTROL COMPUTER UNIT. Compatible with years: 1991, 1992, 1993, 1994, 1995 Checkbox Group. EXPRESS COMPANY LIMITED of BAN NA SAN, SURAT THANI. Home > Jeep PCM ECM ECU TCM TCU Control Module Computer Remanufactured Jeep PCM ECM ECU TCM TCU Control Module Computers We carry Engine & Transmission Computers for All JEEP Model vehicles. The same applies at the canister purge. Marshall Instruments Gauges, Sick Speed Racing Seats. It is sometimes referred to as the ECU or PCM. Jeep Wrangler YJ ECM ECU PCM Engine Computer Repair & Return Jeep ECM Repair (Fits: 1995 Jeep Wrangler) $95. 00 1995 Jeep Wrangler (YJ) 4. Jeep Wrangler having starting issues? Thinking the ECU might be the culprit? We can help! Common symptoms of a faulty ECU include: Cranks but engine will not start; Random. 1991-1995 Jeep Wrangler Engine Computer ECU Repair Service $ 189. Jeep YJ Engine Computer. 00 Product Details BUY 1997 Wrangler PCM Price:$529. *LIFETIME WARRANTY *Free return shipping *Fast turnaround time. Wrangler ECM, PCM, and TCMs for Sale (Jeep OEM) Home » Jeep » Wrangler FIND THE RIGHT CAR COMPUTER YOU NEED: Jeep Wrangler Engine Computers These Modules are Plug-and-Play: Just Put it in and Drive, no need to visit the dealer! 1996 Wrangler PCM Price:$529. Jeep Wrangler YJ ECM ECU PCM Engine Computer Repair & Return Jeep ECM Repair (Fits: 1995 Jeep Wrangler) $95. 5 manual trans the ECM, ECU, computer whatever ya want to call it is mounted behind the glove box. 99 Free shipping or Best Offer 1994 JEEP WRANGLER Ecm Ecu Pcm Engine Control Module 79-8575 $299. Jeep YJ ECM ECU PCM Repair & Return Jeep Wrangler YJ ECM Repair (Fits: 1991 Jeep Cherokee) $125. Jeep YJ Wrangler Delayed or No Start Diagnosis ECM / PCM Redneck Garage 23. A worthy successor to the TJ generation of Wrangler, the Jeep Wrangler JK has way more electronics than it’s predecessor, which means keeping a spare PCM on hand for when yours does fail is probably a smart idea! SHOP NOW Jeep Wrangler JL New Jeep, new PCM! While the Jeep Wrangler JL may still be new, PCMs can still fail. And sometimes I don't have spark. Jeep YJ Wrangler Delayed or No Start Diagnosis ECM / PCM Redneck Garage 23. Jeep Wrangler YJ 1991-1995 4. To send your unit in for service please follow these steps; Remove your ECU from the vehicle. What are you working on today? Get an exact fit for your Jeep Wrangler Add a Vehicle 1-24 of 164. Jeep ECU - Electronic Control Unit Reset Reference August 27, 2015 Tweet The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system (s) or subsystem (s). Come join the discussion about reviews, performance, trail. 99 Free shipping or Best Offer Fits Jeep Wrangler - SRS Computer Module Reset Service!. Jeep Wrangler YJ (1986-1995) Replacement PCMs Call for Price Need a replacement PCM for your 1986-19958 Jeep Wrangler YJ? All of our WranglerFix certified PCM comes delivered plug and drive with a one year warranty. Jeep Wrangler YJ Engine Control Modules (1986-1996) Filter All 10 results. Our 1995 Jeep Wrangler ECM will arrive Programmed & Updated to your vehicle's VIN (Vehicle Identification Number). 8 Ford Rear with Yucon Posi Grip, 4. 0L PCM ECM ECU Engine Computer. 5L 4X4 ECM ECU Engine Computer PLUG 56028201 201 (Fits: 1994 Jeep Wrangler) $49. Description Jeep ECM ECU PCM Jeep Engine Computer Repair & Return Jeep ECM Repair All years, All models, All engine sizes SIA Electronics has many other repairs available. pdf The vacuum source is the throttle body, and for vacuum to reach the EGR valve, it must pass through the EGR/Canister Solenoid without any vacuum loss or bleed-off. Its an easy test to see if it is the ecu or cps or ignition switch. Jeep Wrangler YJ (1986-1995) Replacement PCMs Call for Price Need a replacement PCM for your 1986-19958 Jeep Wrangler YJ? All of our WranglerFix certified PCM comes delivered plug and drive with a one year warranty. 00 1994 94 Jeep WRANGLER 2. Jeep Wrangler Forum A forum community dedicated to Jeep Wrangler owners and enthusiasts. 5 4 Cyl Engine Computer ECU ECM PCM Automatic 56028829 (Fits: 1994 Jeep Wrangler) $549. Confusing right? If you would like to know more. Jeep ECU - Electronic Control Unit Reset Reference August 27, 2015 Tweet The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system (s) or subsystem (s). Change the spark plugs to copper core as suggested above (~$10, 30 minutes) 4. A worthy successor to the TJ generation of Wrangler, the Jeep Wrangler JK has way more electronics than it’s predecessor, which means keeping a spare PCM on hand for when yours does fail is probably a smart idea! SHOP NOW Jeep Wrangler JL New Jeep, new PCM! While the Jeep Wrangler JL may still be new, PCMs can still fail. Jeep YJ ECM Repair. To remove the section you need to remove the 4 hex head screws holding the door on, 3 screws holding the top part to the rest of the dash and 4 7/16 nuts 2 on either side of the. Confusing right? If you would like to know more about their differences you can read up on our previous post ” Difference between ECM, ECU & PCM ” which we covered it in details. 8K subscribers 120K views 8 years ago A common problem with YJ Wranglers - turn the key. 3L Chevy LM7, 4L60e, NV233C Transfer Case with electronic Shift, 2. 00 1991-1995 Jeep Wrangler YJ 2. The 1991 Jeep YJ ECM is pinned out differently than a 1993 YJ at the bulkhead. Your Jeep Wrangler’s ECM (Engine Control Module) is its brain. 99 Free shipping or Best Offer Fits Jeep Wrangler - SRS Computer Module Reset Service!. (800)737-0915 This is a repair & return for your Jeep ECM ECU PCM. Jeep Wrangler Forum A forum community dedicated to Jeep Wrangler owners and enthusiasts. Jeep Wrangler Forum A forum community dedicated to Jeep Wrangler owners and enthusiasts. WE OFFER WRANGLER PCM REPAIR AND TUNING SERVICES. Reply IRQ Registered Joined Dec 24, 2014 3,231 Posts #3 · Mar 16, 2020. For a few bucks and 30 minutes of your time, you should change them back to the standard copper type. 1994 Jeep Wrangler (YJ) 4. All fit 1991-2020 Jeep Wrangler and more. Sometimes I get spark and no fuelit will fire up with starter fluid sometimes. Jeep ECU - Electronic Control Unit Reset Reference August 27, 2015 Tweet The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system (s) or subsystem (s). Jeep Wrangler JK (2007-2018) Replacement PCMs. Home; Jeep YJ ECM ECU Repair & Return Service Contact SIA Electronics today at (800)737-0915 $ 128. 1996 Jeep Wrangler Engine Control Module PCM/ECM/ECU. 0L WRANGLER 56028836 ENGINE COMPUTER MODULE ECM PCM ECU $479. Vacuum must not bleed off here. Jeep Wrangler 4. 0L 6-cylinder Engine Control Module Computer ECM (Fits: 1994 Jeep Wrangler) $374. Jeep Wrangler YJ 1991-1995 4. 25 Jeep YJ ECM ECU Repair & Return Service Contact SIA Electronics today at (800)737-0915 Email to a friend SKU: jeep-yj-ecm-repair Category: Jeep ECM / ECU Repair & Return Tag: Jeep ECM Description Reviews (0) Description Jeep YJ ECM ECU PCM Jeep YJ Engine Computer Repair & Return Jeep YJ ECM Repair. The ECU is definitely behind the dash and not in the engine compartment. 8K subscribers 120K views 8 years ago A common problem with YJ Wranglers - turn the key and it doesnt. Jeep Wrangler YJ 1991-1995 4. The ECM, or engine control module, on your Jeep Wrangler is the main computer that is responsible for nearly all of the engine's performance functions and control over the engine, transmission, and other aspects of the vehicle. 99 Free shipping or Best Offer 1994 JEEP WRANGLER Ecm Ecu Pcm Engine Control Module 79-8575 $299. Engine Control Module Remanufactured; Manual Transmission; With OE Number: 56028828; This Unit Is Pre-Programmed At The Factory 1 Year Limited Warranty New Or Remanufactured: Remanufactured Removable PROM: No Housing Material: Plastic Compare MasterPro Electronics Engine Control Computer - Remanufactured - ECC11072 Part #: ECC11072 Line: MPE ☆☆☆☆☆. Repairing the electronic control module on the Jeep YJ wrangler. Repairing the electronic control module on the Jeep YJ wrangler. Jeep ECM Repair - Quality and Professional Jeep ECM Repair service at competitive prices. Your best bet is to use the correct version of the Jeep 4. Find company research, competitor information, contact details & financial data for J. Description Jeep ECM ECU PCM Jeep Engine Computer Repair & Return Jeep ECM Repair All years, All models, All engine sizes SIA Electronics has many other repairs available. 5L Replacement Engine Computer ECM ECU PCM (Fits: 1991 Jeep Wrangler) $574. Jeep Wrangler YJ (1986-1995) Replacement PCMs. If lacks 5 volt source for sensors like crank angle censor a simple Walmart automotive isn’t hub can be wired to supply the 5 volts and all for less then $20. Jeep ECU - Electronic Control Unit Reset Reference August 27, 2015 Tweet The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system (s) or subsystem (s). 0 Engine Alternator Bracket Mount $32. Shop our range of Jeep Wrangler YJ Engine Control Modules (1986-1996). 8K subscribers 120K views 8 years ago A common problem with YJ Wranglers - turn the key and it doesnt start or. Please note that our PCM cannot be tuned, supercharged, or taken to the dealer to be updated or flashed. Contact SIA Electronics today at (800)737-0915. 84-01 Cherokee XJ Jeep AW4 Transmission Oil Dipstick + Tube $59. Assuming you can solder, it's a couple hour job. Fits the following Jeep Wrangler Years: 2010 Jeep Wrangler | Unlimited Rubicon, Unlimited Sahara 2WD, Unlimited Sahara 4WD, Unlimited Sport 2WD, Unlimited Sport 4WD | 6 Cyl 3. ) Borrow the fuel pressure gauge from autozone and do the pressure leak. 1991-1995 Jeep Wrangler Engine Computer ECU Repair Service $ 189. 0 6cyl 56027384 ECM Engine Computer Module ECU (1) $399. Jeep Wrangler Engine Control Computer Buy Online. Engine Control Module Remanufactured; Manual Transmission; With OE Number: 56028828; This Unit Is Pre-Programmed At The Factory 1 Year Limited Warranty New Or Remanufactured: Remanufactured Removable PROM: No Housing Material: Plastic Compare MasterPro Electronics Engine Control Computer - Remanufactured -. 95 Money Back Guarantee Plug & Play Solution Priority Shipping Hands-On Customer Service Jeep Wrangler having random starting issues? Check out our ECU repair service. Jeep ECU - Electronic Control Unit Reset Reference August 27, 2015 Tweet The Electronic Control Module, or ECU as it is most commonly called, is a generic term used for any embedded system within a vehicle that controls one or more electric system (s) or subsystem (s). 1996 Jeep Wrangler Engine Control Module PCM/ECM/ECU. If I'm correct it looks like this burnt component is connected to the 4th pin which is labeled "Battery" in the FSM. SIA Electronics has many other repairs available. If we don't have it, it doesn't exist. now for taking off the ECU disconnect the main wiring harness leading into it using a 8mm socket, when loosen bolt and pull off gently being sure not so break any contacts. 99 Free shipping 5 watching Jeep Wrangler YJ 91-95 2. 5 4 Cyl Engine Computer ECU ECM PCM Automatic 56028829 (Fits: 1994 Jeep Wrangler) $549. Repairing Jeep yj ecm when you get no check engine light and no fuel pump whine. If it runs, its the ignition switch, if it doesn't look to your ecu, or cps. The old Jeep engine really likes the extra performance boost of the copper plugs. The platinum plugs can cause sputtering or loss of power, but I don't think it would cause your off timing (that will probably be the result of a bad sensor). Jeep YJ Wrangler 2. 2) Donny need to reprogram just get 91-95 YJ or XJ pcm same engine and will be plug and play. Options. Wrangler ECM, PCM, and TCMs for Sale (Jeep OEM) Home » Jeep » Wrangler FIND THE RIGHT CAR COMPUTER YOU NEED: Jeep Wrangler Engine Computers These Modules are Plug-and-Play: Just Put it in and Drive, no need to visit the dealer! 1996 Wrangler PCM Price:$529. 25 Jeep YJ ECM ECU Repair & Return Service Contact SIA Electronics today at (800)737-0915 Email to a friend SKU: jeep-yj-ecm-repair Category: Jeep ECM / ECU Repair & Return Tag: Jeep ECM Description Reviews (0) Description Jeep YJ ECM ECU PCM Jeep YJ Engine Computer Repair & Return Jeep YJ ECM Repair. 1994 Jeep Wrangler (YJ) 4. Jeep Wrangler YJ ECM ECU PCM Engine Computer Repair & Return Jeep ECM Repair (Fits: 1995 Jeep Wrangler) $95. Lorem ipsum dolor sit amet consectetur adipisicing elit. To remove the section you need to remove the 4 hex head screws holding the door on, 3 screws holding the top part to the rest of the dash and 4 7/16 nuts 2 on either side of the door. take ECU out of Jeep you'll need to remove the washer fluid container held on by one philips screw on the side and then it just slides right out. Product Description. com/s/xa98fp8pjbpc9jo/91 Jeep SM. Its an easy test to see if it is the ecu or cps or ignition switch. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance, for all JL, JT, JK, TJ, YJ, and CJ models!. Repairing the electronic control module on the Jeep YJ wrangler. 00 94-04 Wrangler YJ TJ External Slave Bell Housing 4. Jeep Wrangler YJ 1987-1990 4. 5 manual trans the ECM, ECU, computer whatever ya want to call it is mounted behind the glove box. 99 Free shipping 5 watching Jeep Wrangler YJ 91-95 2. 99 87-95 Wrangler YJ Heater Climate Control Switch 55036371 $142. 91-95 Wrangler YJ Engine Control Module Computer PCM 4. 86K subscribers Subscribe 67K views 6 years ago I couldn't find another video showing this common issue. Jeep YJ ECM ECU PCM. That's what got me thinking ECU. 0L Replacement Engine Computer ECU ECM PCM (Fits: 1992 Jeep Wrangler) $474. Jeep YJ (1986-1996) Jeep TJ (1997-2007) Jeep JK (2007-2017) Jeep JL (2018-Present) Shop Wrangler PCM'smain; Jeep YJ (1986-1996) Jeep TJ (1997-2007) Jeep JK (2007. RednekYJ. I can get you a 1991 YJ FSM download here: https://www. 0L Replacement Engine Computer ECU ECM PCM (Fits: 1995 Jeep Wrangler) $474. The 1991 Jeep YJ has a mechanical speedo, 1993 does not. My mechanic was not getting "pulse to the injector" and then he was. Just like a human’s brain, your Wrangler can’t function without it. 91-95 Wrangler YJ Engine Control Module Computer PCM 4. Please note that our PCM cannot be tuned, supercharged, or taken to the dealer to be updated or flashed. Control Module, ECM, PCM, Trans Controller Replaced by: 5094149AF $517. Jeep Wrangler YJ (1986-1995) Replacement PCMs Call for Price Need a replacement PCM for your 1986-19958 Jeep Wrangler YJ? All of our WranglerFix certified PCM comes delivered plug and drive with a one. 56041423AA - 1999 Jeep Grand Cherokee 4. 25 Jeep YJ ECM ECU Repair & Return Service Contact SIA Electronics today at (800)737-0915 Email to a friend SKU: jeep-yj-ecm-repair Category: Jeep ECM / ECU Repair & Return Tag: Jeep ECM Description Reviews (0) Description Jeep YJ ECM ECU PCM Jeep YJ Engine Computer Repair & Return Jeep YJ ECM Repair. Jeep Wrangler YJ (1986-1995) Replacement PCMs Call for Price Need a replacement PCM for your 1986-19958 Jeep Wrangler YJ? All of our WranglerFix certified PCM comes delivered plug and drive with a one year warranty. 0 engine computer for 91-95 standard Wranglers and 91-93 automatics. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). 0L Replacement Engine Computer ECU ECM PCM (Fits: 1995 Jeep Wrangler) $474. Fixing Wrangler - ECM - PCM - Replacing Capacitors 1995 YJ HEAP of JEEP 2. So I can't isolate it to spark or fuel. ECU Capacitor Kit (compatible with 91-95 Wrangler, Cherokee and Grand Cherokee) Brand: BlendDoor 135 ratings | 5 answered questions $1497 Get Fast, Free Shipping with Amazon Prime FREE Returns Available at a lower price from other sellers that may not offer free Prime shipping. 1995 YJ. 1992 Jeep Wrangler (YJ) 4. 99 87-95 Wrangler YJ Gray Tilt Standard Steering Column $599. Make sure that the PCM is actually the problem. (Pre-paying for the service will speed up handling times) Include the same name used to place the order on or inside the package. ECU Capacitor Kit (compatible with 91-95 Wrangler, Cherokee and Grand Cherokee) Brand: BlendDoor 135 ratings | 5 answered questions $1497 Get Fast, Free Shipping with Amazon Prime FREE Returns Available at a lower price from other sellers that may not offer free Prime shipping. Discussion Starter · Jan 6, 2013. Please call us if you do not see the part you need. Jeep Wrangler Engine Control Computer Buy Online. Zachc540. 57 ( 34%) Check the fit Add to Cart Fits the following Jeep Wrangler Years:. 0 ECU and wiring - 1991 to 1995 are basically all the same. The Jeep Engine Control Module, known as the PCM ( Powertrain Control Module) ECU ( Electrical Control Unit ) or to simply it put the Automotive Engine Computer. Jeep YJ (1986-1996) Jeep TJ (1997-2007) Jeep JK (2007-2017) Jeep JL (2018-Present) Shop Wrangler PCM'smain; Jeep YJ (1986-1996) Jeep TJ (1997-2007) Jeep JK (2007-2017) Jeep JL (2018-Present) Products (new) Product title. 0 for AX15 and NV3550 53008157 $209. This Engine Computer also referred to as an Engine Control Module (ECM), Engine Control Unit (ECU) & Powertrain Control Module (PCM) is a guaranteed replacement for all 1995 Jeep Wrangler PCM models with a 2. 99 Free shipping 1993-1995 Jeep Grand Cherokee ZJ ECM PCM ECU Engine Computer Repair & Return (Fits: 1992 Jeep Wrangler) $95. Your post isn't very clear - what was the donor Jeep - year and model? What ECU do you have right now? You'll need to google the PN on the ECU, as they are not marked 4 cyl or 6 cyl. 1994 Jeep Wrangler (YJ) 4. 9T4YJ said: Replacing the capacitors is easy and cheap assuming it's the cause. Fixing Wrangler - ECM - PCM - Replacing Capacitors 1995 YJ HEAP of JEEP 2. 1991-1995 Jeep Wrangler Engine Computer ECU Repair Service $ 189. 25 Jeep YJ ECM ECU Repair & Return Service Contact SIA Electronics today at (800)737-0915 Email to a friend SKU: jeep-yj-ecm-repair Category: Jeep ECM / ECU Repair & Return Tag: Jeep ECM Description Reviews (0) Description Jeep YJ ECM ECU PCM Jeep YJ Engine Computer Repair & Return Jeep YJ ECM Repair. Other Name: Module Powertrain Control Generic. We offer replacement PCMs for every generation of Jeep Wrangler. SKU: jeep-ecm-repair Category: Jeep ECM / ECU Repair & Return Tag: Jeep ECM. Any model, any year and any engine size. You can get the three capacitors for a few bucks. Your Jeep Wrangler’s ECM (Engine Control Module) is its brain. Jeep YJ Wrangler Delayed or No Start Diagnosis ECM / PCM Redneck Garage 23. 2 6 Cyl Manual Engine Computer PCM ECM ECU Module $49. 95 Money Back Guarantee Plug & Play Solution Priority Shipping Hands-On Customer Service Jeep Wrangler having random starting issues? Check out our ECU repair service. 0L Replacement Engine Computer ECU ECM PCM (Fits: 1994 Jeep Wrangler) $474. 5 manual trans the ECM, ECU, computer whatever ya want to call it is mounted behind the glove box. 00 Free shipping or Best Offer 254 sold SPONSORED Jeep Cherokee ECM ECU PCM Repair & Return Jeep Engine Computer Jeep ECM Repair (Fits: 1991 Jeep Cherokee) $115. This computer is tested and guaranteed. พยากรณ์อากาศสำหรับ อำเภอบ้านนาสาร, จังหวัดสุราษฎร์ธานี. Confusing right? If you would like to know more about their differences you can read up on our previous post " Difference between ECM, ECU & PCM " which we covered it in details. The ECM, or engine control module, on your Jeep Wrangler is the main computer that is responsible for nearly all of the engine's performance functions and control over the engine, transmission, and other aspects of the vehicle. The Jeep Engine Control Module, known as the PCM ( Powertrain Control Module) ECU ( Electrical Control Unit ) or to simply it put the Automotive Engine Computer. 00 Free shipping or Best Offer ⭐For Jeep Grand Cherokee Airbag Module Reset SRS Crash Code Clear #1 in USA ⭐ (Fits: 1990 Jeep. In Ban Na San, Infobel has listed 226 registered companies. 0L Replacement Engine Computer ECU ECM PCM (Fits: 1994 Jeep Wrangler) $474. Jeep ECM ECU Repair & Return Service. Jeep YJ Wrangler Delayed or No Start Diagnosis ECM / PCM Redneck Garage 23. It will actually work in all 6 cyl Wranglers but IT WILL NOT WORK CORRECTLY IN 94-95 AUTOMATICS. The Jeep Engine Control Module, known as the PCM ( Powertrain Control Module) ECU ( Electrical Control Unit ) or to simply it put the Automotive Engine Computer. I bought it as a no-start Jeep in need of an ECM so I decided to tear the bad unit apart to figure out why it went bad. A common problem with YJ Wranglers - turn the key and it doesnt start or it takes a few minuted to fire up Sometimes called "Lazy PCM". Shop wholesale-priced OEM Jeep Wrangler Engine Control Modules at MoparPartsGiant. 5l and 4 speed manual swapped into it. 00 Free shipping or Best Offer SPONSORED. Once the fuel pump is primed (since you bypassed) Take a length of 14 gauge wire and run it from the positive battery terminal to the hot wire (red) on the ignition coil.