Mack truck wont start
Mack truck wont start. It has a 10 speed. Jan 9, 2018 · Bad turbo could be causing soot build up. Jan 24, 2020 · A good way to test for no start/no run is to use the ether. Drove truck about 50 miles when purchased it. Sep 20, 2010 · Checked all fuses and relays - all good and voltage good. I check the ignition switch and had 12 volts on all terminals. 0. Not sure if I did it by bumping something during removal or tear down but positive push button br Jan 20, 2022 · 2. 2. You need to check all fuses- ones under center dash panel and inside left side kick panel. look at the cam sensor plug and socket (eng. I tried to start the truck today and it won't fire. Otherwise, no other visible or mechanical damage was observed. it cranks but wont start and when I plug in the scan tool it wont communicate as if its not getting ignition power, put a brand new ecm and still nothing. 3. Have good fuel pressure. If the starter doesn't work, but the voltage drops substantially you have problems in the main battery cables, isolation switch, or batteries. If there is bubbles in one or both tanks then the cause is most likely injector cups. an independent, full service Mack dealer. mechanic told me today computer is bad ,I just put it a month ago. Oct 3, 2023 · Posted October 3, 2023. We had to drop the tank on a unit for a hole repair and after reinstalling the tank we cannot get the truck primed. Went to start the truck and it started for 3-4 seconds, sputtered and died. It will not do a passive regen which results in the filter getting clogged every 4 days. I've looked for rubbed wires and shorts and found none. let the starter rest between bleeding injectors to avoid damaging the starter. Diagnosing a Faulty Ignition Switch. turbo, manifolds, fuel lines, fan ,etc. Feb 2, 2023 · I have a 2007 mack cxp613 that cranks and the truck runs for…. Sep 18, 2012 · Still didn't even try to start. Also, a faulty sensor (crankshaft position sensor or camshaft sensor on some models or throttle position sensor) may cause this problem as well. The engine light should cycle at key on. Currently back at the Mack shop as it quit on him in busy traffic. Mike Mcmillan, Shop Foreman/Triage Tech. Normally they would start, just run like crap, but you never know. Bought truck 2 mos ago, it's been in our shop for paint, etc. We average speeds of over 60 Mph. It won't run at all. Further diagnosis and troubleshooting by a qualified mechanic are recommended to identify and resolve the issue. truck won't start. However to the solenoid located next to the starter I do not have the 12v Jul 23, 2012 · oklahoma. Dec 4, 2021 · Just for kick's. Verified. So I hit the start button four more times without touching the brake pedal and same thing. I checked the fuel to make sure it is getting diesel all the way to the injectors. macktrucks . Bent shift fork is one. I have a 09 cxu613 that will not crank. With the key switch in the "start" position I have no power down to the solenoid thats mounted between the cab and the bracket that holds the air filter element. 1999 CH 613 E7 350hp would start first thing in morning then had to be ethered to start the rest of day. My last resort is going to be putting all new sensor and wire harness . Primed the hell out of it, Cranks, no start. Ok guys, this truck is about to make me pull my hair out and go back to drivin the old international!! You all may rember it was having a issue when it was cold with smoke and running rough for a few secounds, now it will not start. It has been in the Mack shop 3 times and another mechanic twice. My husband's 2007 Mack, MP7 is randomly losing fuel prime and quits. Just explaining the theory depending on the size of the crack. i pulled on the side of the road to make a phone call. ** SOLUTION ** Engine family MP7 , MP8 Engine family Mack Model AN - Anthem , GR - Granite , PI - Pinnacle Mack Models Oct 3, 2018 · Truck won't start after fuel filters changed. Yesterday evening on the way in one of our drivers sent me a pic of the dash saying ALERT: DPF system fault. It's a 5/16 or a 3/8 nut. Mack usually wants us to remove pipe from turbo to DPF and do a "snap throttle" test to see if the engine smokes bad when reving it up. b. Jun 15, 2023 · Truck still will not start with the key, but I am happy to inform the team that I achieved a partial victory today; this concerns the manual transmission harness. Test 2 — Checking for a Fault in an External Device. Pop came back a few hours later and had this to say: "Lots of possibilities, none good, none cheap. Dead battery - Tried jumping Batteries - Changed batteries Key does not engage starter - No lights at Trans select Jan 21, 2018 · I have a 2013 GU713 that won't start. in my mack ch613 with a 350 engine dumptruck, i ran out of fuel the other afternoon. May 25, 2016 · 2006 LE613 Mack / E7 Truck ran out of fuel coming off the highway. Fuel pump failure: The fuel pump might be faulty, preventing fuel from reaching the engine. com. She’d start then immediately shut off or die. If the voltage doesn't drop by much, move the positive voltmeter lead to the solenoid energising wire. Does anyone know what Sep 16, 2018 · Adam9066. Answered in 3 days by: Technician: Mike Mcmillan. Sep 13, 2017 · Check all relays and check for a blown ECU fuse or loss of power to the ECU while looking for an inline fuse between the batteries and ECU. the engine started to splutter like it had Apr 27, 2008 · Make sure the stop control is in the run position. 2007 Mack LE613 AI 350 engine, truck wouldn't start in morning but all ign came on but no starter. Oct 13, 2013 · Good morning. 1. Computer will not talk to data link. so here's my problem, I rolled a main a few weeks ago and the engine seized. Once you have fuel, snug the fitting closed and it should run at this point. looking for wiring diagram to Nov 25, 2011 · Press the start button and see if the voltage drops. it cranks and starts with starting fluid but it wont stay on. The relays all have 9823310 printed on them. This went on for a week. Hello Everyone, I have a 1994 Mack CH613 E7 350 and I am currently having problems with it the truck one day shut off while running and started off again it did it a second time and didn't start anymore. My 2004 Mack Ch613 is Starting but it won't stay idle before it shuts off. D. Clutch Problems: The clutch system may be worn out or damaged, preventing proper engagement or disengagement of gears. For the truck to start, it needs these key ingredients: fuel, air, and compression. Finally after giving it a few shots of starting fluid and pressing down on the accelorator pedal it started. truck will start normally if running, shut down and restarted within 10-15 minutes. The only Yellow lightning bolt code we are getting is 2-9 which is a Nov 13, 2017 · BigMackTrucks. If you have no air, all the fuel in the world (or ether in this procedure) won't matter. I just bought the vehicle from commercial truck in USA and have it sh Aug 5, 2015 · Re: 82 c10 wont start. Fuel tank is full. When you turn the key you can hear the relays clicking away. did read the fault codes and it did have 2 codes relating to the ecu controller and one for the data link. I have been living with this problem for a few months now and have tried many things to overcome this issue. Just remove the pump and spin the gear, if the shaft doesnt spin with the gear, the pump is bad. Mid 144 PSID 247 fin 14 count 1 truck goes into a 5mph limo when I stop at a light have to stop go into neutral rev it up then go into drive and it run normal till I come to a stop Mack 2020 anthem mp … Oct 15, 2020 · It could be a dead battery, a broken or damaged ignition, or starter engine issues. Jun 1, 2017 · Please I need help. Truck cranks good if a spay heater runs but soon i stio dies. Sometimes it takes a couple hours after the truck has been running before it starts acting up. the injector lines have been bled and still nothing. if it still don't work I'm going to just keep it for parts . We checked all the relays and fuses. com is a support forum for antique, classic and modern Mack Trucks! The forum is Jul 8, 2011 · Hello Everyone , I just bought a Mack CH 427 electronic pump V Mack 1996, now they truck ran fine taking it home , no problems, let it cool down, then shut truck off,,, came back out after a bit , started it up and she is blowing all kinds of black smoke out , went to shut truck off and she will not shut off with the key , had to pop the clutch Jan 24, 2019 · 2006 Freightliner won’t start nor crank, starter solenoid (fire wall solenoid) location, troubleshooting, solenoid issues and inside. Then had to be ethered every time it was started. Verify the ECU power and grounds. We tried hard to start it, it revolves very well but refused to start even when we snuffed it with petrol, i got a mechanic who opened the engine and told me the rings, metals and main Feb 7, 2011 · Then snug the bleeder closed. So, removing the governor line from the compressor does not make it build air? Has the coupler broken and the pump not turning? Remove the intake line, spin motor with starter and see if you feel any suction. I had this issue one weekend, on a Saturday. No noise from the starter Dec 17, 2019 · a. Added fuel - Filled up filters - Primed Pump Tried to start - Driver left Key & Lights on while waiting for me. The truck may start an run and then stall out and need to purge the air bubble. Jul 22, 2012. After an hour or 2 of messing around with it, the rack & pungers will usually loosen up. We hooked the truck to jpro and the engine ECU does not show. I'm not sure if that is a check valve its going through or what it is. And this morning the truck wouldn't start at all. We've done the filters, put air to tank and got fuel to the pu Website. Jan 28, 2016. The only power at this solenoid is the big wire that comes from the starter. no leaks. I cleaned connections on cables inside battery box. Jan 29, 2019 · The X/Y shifter on the top of the transmission is the most common issue for this. ). Dec 7, 2012 · Hello, I got 2007 CXN613 in my shop that wont start. Check voltage at starter relay w/key in start position, should be 12+ volts. Turn the ignition key OFF. wire harness is 1600 at the Mack. [1] Mar 27, 2022 · The drive gear slips on the shaft its pressed onto. Jul 28, 2013 · Flat Threaded Nested. Well it did after we sprayed a half of can of starting fluid in it, and crank it for Feb 21, 2016 · BigMackTrucks. I have called all kinds of mechanic but they can't figure it out because we don't run this type of truck much in my country Nigeria. Dec 16, 2017 · Cleaning cables, replacing bad cable ends, charging batteries, bypassing mag switch (pre-solenoid switch) everything but replacing the starter and then on th Feb 2, 2023 · I have a 2007 mack cxp613 that cranks and the truck runs for…. company next door hooked up to it and claimed it had datalink issues. I hit the start button, without touching the brake, 6 times to prime it. When I checked the starter relay that's bolted to the starter. the lightening bolt in the dash comes on so Im guessing the computer its all right. sensor) look for fraying of the wires where it goes into the plug. E. · If the engine cranks but won’t fire up - This means the issue is not in the electrical system. Verify that code 6-4 is set. May 25, 2017 · i have a 1996 mack ch613 with a e7, I went to a fuel station to fuel up and when I went to turn it on it wouldn't start. anyways now when we go to fire it up it will runs Answer: The most common source of trouble when the engine cranks but won't start is the ignition or fuel system. Mar 15, 2018 · Truck wont start. The Mechanic believes all mechanicals have been repaired but the engine would not start. Remove the bolt that secures the ground cable to the engine block (note the tightness of the ground bolt prior to removal). The R. It's getting fuel to the pump from primary filter but will not send fuel to the secondary filter. No problems on startup or driveability, actually ran good. Feb 20, 2013 · One of my Dump Trucks was involved in a major frontal collision. May 3, 2008 · 673 Wont Start Facebook; Twitter; 673 Wont Start. position sensor) Do the same for the crank sensor (R. Dec 13, 2012 · Posted December 13, 2012. The truck ran one day and now won't start. Without power to the Allison transmission ECU the neutral safety switch will not let it start. wiggled on harness for a while and was unable to get truck to turn over. Thought it lost its prime, unit has a mechanical pump with hand primer. Satisfied Customers: 8,083. Jan 25, 2015 · My E7 Valueliner has this issue that it wont start in the morning (or after about a 6 hour rest) without the fuel being primed up. Turn the engine over with the starter, while cracking the injector lines open at the injector fittings, one at a time until fuel is present. checked for voltage and grounds at the ecu Jan 6, 2023 · 2009 Mack driving down the road and died, wont crank over by the key, is getting signal to starter to crank with key, can jump the starter and will turn over but no start, replaced magnetic relay for the starter. After removing the ground bolt, discard the star washer. Double check to see if there is any debris in the bottom of the fuel tanks. Mar 7, 2021 · I av e a 2006 mack cv713 truck died, wont start. Nov 10, 2023 · There could be several potential reasons why a truck may crank but not start. Some days it doesn't do it at all. all fuses have checked good. Category: Medium and Heavy Trucks. You could also check the pressure relief valve. Saying that neutral secured not detected. This is the one on the fuel return on the side of the pump. You might need to disconnect the small wire from the starter solenoid. If code 6-4 is not set, wiggle the harness and connectors to try to set the code. To make sure, check the small plastic cap at the fuel filter base (next to the primer pump) is not wet from fuel Jun 29, 2020 · 2014 mack Pinnacle MP8 engine truck cranks over but will not start unless the throttle pedal is quickly pumped, and it still takes several attempts. Location:Lubbock, TX. If it doesn't then that pump is no good. The shifter is about 2k. also codes 1 3, 2 1, and 2 3 come up contiously during operation. Aug 21, 2013 · 1999 CH613 has 80psi fuel pressure at the filter and cranks fast but won't start without ether. Apr 27, 2017 · Posted April 27, 2017. and I really hadn't tried starting it from the starter with the switch on. com is a support forum for antique, classic and modern Mack Trucks! The forum is owned and maintained by Watt's Truck Center, Inc. Installed good test VECU and ECU still no start. . Feb 12, 2021 · Also look at the check valve or over flow valve or pressure regulator or what ever its called now and if its the one with a spring pull and make sure spring is not broken. Prime the fuel lines and see if it starts. It will shut off going down the road like you turn the switch off. The top relay clicks while cranking the motor. The front bumper, Hood, Rad, and Driver Side steering arm were damaged. They said Fuel pump was bad had injection pump rebuild and would only stay on with starting fluid solenoid near the windshield Oct 29, 2011 · This truck will not start with the key switch. Most likely when you had the batteries changed you disturbed it and caused the problem. « Reply #5 on: August 05, 2015, 08:05:56 PM ». sometimes it would Jan 18, 2008 · I have a 2002 Mack RD688S with an E7 engine in it. Whoever the brainiac is that did it shouldn't be driviing a car, let alone a fire truck. / T. Switch off ignition and reconnect the Engine Position Sensor to the engine harness. Sidenote, don't crank an engine for longer than 10 seconds. Apr 16, 2021 · Im at the end of my rope! 2012 Mack red engine MP7, rebuilt Wabco Compressor, new governor, working dryer but not sufficient enough air. #1 · Mar 23, 2012. thanks for your help in advance guys. Jack: block wheels and release tractor brakes then back off the slacks on the maxi axles, mark the push rods and then apply the park brake you should have more than 2" of rod travel. On 5/1/2012 at 7:45 AM, mtr said: driver says it seems to run fine but idle has me concerned. we bought at a auction as is with the engine not running, was told had a possible bad engine electronic ecu. Jul 15, 2012 · Posted July 15, 2012. I did a oil change, fuel filter change. Posted 7/28/2013 07:26 (#3233391) Subject: Mack CH613 won't start. If I lower the rmp's, it goes down to 50 psi. We had some luck sta Feb 18, 2020 · ToolsMachines. been there done that Jan 21, 2018 · Many things could cause this issue from blown fuse to bad ignition switch, bad vehicle ecu or engine ecu. Ohm'ed J1939 wires all good. Location:Ohio. Quote. BigMackTrucks. Jan 18, 2008 · Hi, I have a 1997 Mack CH613 with the E7, last week we turned it off to go to lunch, came back and it wouldn't start. Posted January 22, 2022. 3 mechanics have come May 21, 2024 · Yes it's wired correct,my understanding is that there is 2 hot wires on smaller solenoid then you turn key switch forward it sends ground ,but it's not sending ground. Bryan ASE Tech. Then tried to start and it just turns over then stops. A 6-4 Code indicate loss of communications between the VECU (Vechile Electronic Control Unit) and the EECU (Engine Electronic Control Unit). I've checked all fuses and relays all seem to be well. My name is ***** ***** I'd like to try and help with your issue. Check between the battery box and your ECU for any blown in line fuses or disconnected wiring that would contribute to a loss of power or ground Mar 23, 2012 · 17 posts · Joined 2012. I put new batteries in because they were week. Remember some of them has no spring and plunger but is a fixed orfice. By bigrigpardo BigMackTrucks. Make sure you got enough fuel pressure and good spark. Any suggestions will be appreciated. If okay verify engine speed sensor signal. If code 6-4 is set, go to test Test 2 — Checking for a Fault in an External Device. The vehicle key won’t turn. what happened is. Pulled into shop and check all the fuses, all were ok. If it starts the egr valve is stuck wide open choking the engine w/exhaust. Mar 17, 2018 · Posted March 21, 2018. transfer pump if it has one. Function of solenoid, h Jan 28, 2016 · MackMan88 Bobtail Member. Feb 12, 2020 · Mack MP8. Hello and thank you for using Just Answer. #1. International and Isuzu trucks , International, Maxxforce, Cummins and Isuzu engines, Diagnostic and electrical troubleshooting specialist , Hvac and truck /trailer refrigeration troubleshooter. We put a crank switch on the solenoid and the starter does turn over. Clean the ring terminals of all the ground wires, and also clean the ground bolt boss on the side of the engine block. Jul 23, 2009 · Here's my problem (among outrageous fuel costs): 99 Sterling 3406e wont start. However it runs terrible, it won't rev up past 1600 rpms and you can't let it idle down below 700 rpms or it will just splutter and die. Sometimes it won't start and now quits while going down the road. If it cranks but won't start and has a Check Engine Light on there's no sense in killing the batteries and starter. You might have a bad starter solenoid. but it does the same thing 5 or 10 minutes and dies aging and is almost full of diesel. c. It may indicate a problem with the starter, battery, ignition switch, or fuel system. Remember , if your having high NOX problems, the truck will ask for parked regens to read the NOX levels to see if its clean enough to keep it from 5 MPH derate. so me and my brother picked up a new block and transferred all the parts onto the new block. un plugged and checked connectors and all were ok. It ran fine once it was started. The truck usually starts really good even when its really cold. Satisfied Customers: 3,031. When it does shut off you can turn the key off and back on and it fires back up. Not saying it's the issue here. Why won’t my truck start, but all the lights […] Apr 3, 2020 · Right off the top of my head, (1)- possible EGR valve stuck open-- remove the egr cross tube (over valve cover) and try to start the engine. Several people tapped on starter trying to get to start then everything went out even ign lights and dash. P. If you disconnect the ABS ECU and measure the resistance across the yellow and green wires (J1939 High and Low) you should have 60 Ohms. You can jump across at the starter/solenoid and it starts. Posted February 2, 2019. C. Ok my gynisis computer wont talk with going to try prolink tomorrow. In this case, it is recommended to have the clutch system checked and potentially replaced. Carefully tap on the rack linkage at the governor with a small hammer & drift, also you can tap on the bottom of the plungers toward the direction of full throttle. If Posted 11/30/2013 19:14 (#3481695 - in reply to #3481125) Subject: Re: '97 Mack won't start. Your truck won’t start if there’s a problem with the switch since there isn’t any power going to the starter motor or ignition system. I had the engine rebuilt last year . There are 4 Power Relays on the left side of the panel in front of the passenger seat. is an American truck manufacturing company and a former manufacturer of buses and trolley buses. This can be due to a clogged fuel filter or a malfunctioning pump. I replaced the frame mounted and under hood filters. sensor may have a 3 pin plug with only 2 wires. Try to "start" the truck with the solenoid wire Jan 25, 2014 · Category: Medium and Heavy Trucks. After idling for about 5-10 min check in each fuel tank where the fuel returns inside the tank. Feb 1, 2019 · 4. We have Oct 22, 2018 · 2004 Mack RB688s with a AI-350 Engine. Disconnect the Engine Position Sensor from the engine harness, crank the engine for up to 10 seconds to see if the engine will start using only the Flywheel Sensor as an input to the V-MAC module and log a code 3-4 for the Engine Position Sensor. When you turn the key on, it powers up and everything seems fine, but when you go to start it, it wont start. You need someone with a scan tool and the program to look at the signals being sent to the ecm. So, if the electrical system is all good, then the problem could be related to Nov 7, 2023 · There can be several reasons why a truck won’t go into gear. hi , my 96 ch613 is not firing . Hi everyone, We recently installed a new to us E7 mechanical engine in our RD as our old engine bit the dust. We have tryed repriming the lines to remove air. Doubled checked the fuel filters for fuel level and Mar 4, 2022 · Hey all! First post for me and hoping yall can help me out. help! south Texas , York Rife Freemason Check battries first ,if they show good ,try cranking while someone holds multimeter on batteries ,no drop in voltage = its not sending power to starter . hello we have a 98 mack ch-613 truck with a E7-460 engine. Is there a fuse for this if so where is it located. Founded in 1900 as the Mack Brothers Company, it manufactured its first truck in 1905 and adopted its present name in 1922. We changed the ECU with one that works, and we checked the VECU also. Posted May 22, 2019. If you follow all the small wires going out of the battery box area you will find the connector. confirmed is would not start. hello i have a 2007 mack cxp613 that cranks and the truck runs for 5 minutes and it dies and it wont start until the next day. Some possible causes include a faulty ignition system, a drained or dead battery, a fuel delivery issue such as a clogged fuel line or a faulty fuel pump, a problem with the engine’s sensors or computer system, or a malfunctioning starter motor. . they said that it needed a regen although it did not request Mar 6, 2019 · Help please my truck is been doing this first time morning try to start only does clik clik sometimes 1 or 2 times and then start but today just keeping ckil and cklic and won't start i can hear tha cklik on my dashboard my truck has a new starter alternator and new batteries i try to start my tr Sep 16, 2012 · i have a 99 ch 613 e tech 460, my engine wont start 8 out of 10 times without starting fluid it takes just a littie shot and it will fire off no white smoke or any for that matter, turns over but wont start. I made sure to discuss every info you provided with the senior tech assigned to my truck today (fuse 42, solenoid, transmission harness, etc. Nothing to starter. Dec 16, 2017 · Cleaning cables, replacing bad cable ends, charging batteries, bypassing mag switch (pre-solenoid switch) everything but replacing the starter and then on th Feb 27, 2015 · 2002 Mack Ch613 won't start. I replaces starter and have gone over wiring, fuses relays modules. I checked the ignition switch and it has the 12 volts going out in every position. The check engine light came on and I took it to Mack. Dec 11, 2012 · I have a 2007 mack cxn613 with the Grey Mack engine in it. Jun 1, 2014 · Baby Mack: thanks for the correction, I knew id probably get it wrong with out going out to the truck and checking. Got a truck with a 400 e7 Vmac 1. The truck is cranking hard and the batteries are all new. The Truck was running fine and then the driver went on vacation for 1 week came back and now the truck will not run. The forums are not affiliated with Mack Trucks, Inc. He has had the fuel pump, fuel filter base and fuel filters replaced. dkesler. for the last few months it would occasionally have a long start, and over the last 2-3 weeks it became much more frequent (almost every start was a long start) we had a tech come do a service call out to the job, he sprayed a squirt of ether/starting fluid in it and it fired Nov 20, 2023 · If your truck won’t start but the lights are coming on, there could be various reasons. Answered in 3 minutes by: Technician: Bryan ASE Tech. You're on the right path trying to get this code sorted out. If you have a fuel issue, the truck will substitute the ether for fuel and it will run as long as you keep spraying. Oct 11, 2018 · Customer states truck would intermittently not start, said driver could wiggle ECM connector and got it to start once. Main issue is when revving the engine up quickly, it will stumble a bit and blow some white smoke but then it will "catch up" and everything will be fine. the fuel gauge was around 1/4 full or less. Remember, you need fuel and air to make "the explosion" happen. Have a scan tool connected in order to verify communication with ECU. The J1939 data link consists of a twisted pair of yellow and green wires that all the modules on the truck use to communicate with each other. Ive got a fleet of 2021 Mack LR 64 (600) with MP7 engines. Oct 31, 2023 · There could be several reasons why a fuel-injected truck won’t start even after adding fuel: 1. 2006 mack - Answered by a verified Technician Jan 15, 2009 · next (IF) the problem happens when the engine gets warm Get a bucket of water and pour it over the back part of the fuel pump then try start the the unit if it starts the fuel pump needs to come off and needs internal repairs try these two things first the water trick is the odvious cheaper of the two (IF) your symtom is as discribed. It takes me 5 mins of 1600rpms to build up to 90psi. it does start with st I have a 2012 Mack Pinnacle CXU613. Sep 4, 2016 · My truck suddenly started bringing out white smoke from the exhaust, then it started shooting fire from the exhaust then quenched and has refused to start. May 1, 2012 · Posted May 1, 2012. The truck was running fine and we had the driver go on vacation for 1 week and when we came back the truck will not start. Some common causes include: 1. as i was sitting idling talking on phone. The new engine runs fantastic, no blowby or anything. Once the truck is going throughout my work day, it will restart OK. if less than 2" with loose slackadjuster clevis pins either spring in can is broke or dirt and Dec 8, 2011 · BigMackTrucks. Remove fuel line from fitting and pump primer. Mack Trucks, Inc. Any help is appreciated. Take the wire loose from the starter solenoid and isolate it so it won't touch anything. Mar 19, 2020 · Test 1 — Checking for Code 6-4. I replaced the tires and cap the tank. I have also tried a new cam sensor still The ignition switch is a component that distributes power from the battery to the interior parts of the vehicle. The ground side was reading start signal. can anyone help thanks. We tried hard to start it, it revolves very well but refused to start even when we snuffed it with petrol, i got a mechanic who opened the engine and told me the rings, metals and main Mar 2, 2019 · Hi, I have a 1990 Superliner with an E9 and a V pump. M. It is 2-3ft down the wire. ground of the truck was shorted to power. would supply pump affect idle also can supply pump allow fuel to back down (checkvalve) The check valve could be bad, its on the pass side of the block above the air compressor. Entry posted by christcarroll05 February 27, 2015. I can jump out relays and get ign lit up but wont turn Oct 19, 2013 · R. 4k. May 22, 2019 · 6. You'll overheat the starter and burn it out. Also, if you can run an external fuel line right to the transfer pump to bypass the complete fuel system. you can also, un-plug one of them and try to start the engine, it will crank for a few Feb 21, 2016 · Once you shut down it throws an air bubble into the system that would normally be either full or submerged in fuel. Its the fuel fitting going into the block below eup 5. The idle issues is probably that the driver hit the Aug 26, 2014 · If its an Etech, maybe the gear spun on the fuel pump. it cranked the day before and when I came in the next morning it cranked but wont start. Cause Some Mack trucks built between January 29, 2018 and December 6, 2019 are required to have the ignition cylinder replaced to prevent the ignition switch from sticking in the crank position. I have a 2002 Mack Ch613 that was hit on the driver's side fuel tank and rear tandems. This transmission has many issues with the shifter, module and the harness. now its not. A loss of speed sensor signal could cause a crank no start as well as a loss of power or ground to the engine ECU, or a faulty ECU. hey guys. It cranks hard but will not turn over When we crank it White Smoke comes out the exhaust. Recommend to your contact there to call Waterous at 651 450 5200. DPF System Service Required. The primary tank is stopped up but I don't know wit May 21, 2024 · The Volvo Macks eont start if there are some faults, especialy if it has an M Drive transmission. Sep 22, 2013 · BigMackTrucks. Aug 27, 2016 · Have a 2016 Mack Granite 1400 miles, with a regen problem. If not the ECU is not powering or communicating. The other day, brought it inside, changed oil and fuel filters w/ Luberfiner. Have 2012 mack cxu613. I'm having a no crank no start problem. vr wz ki dz iz ec bu ds sr gw