Vz commodore injector problems. The other issues I had were pot luck. Cylinder 1 was still misfiring and it was confirmed that ECU is not sending signals to fuel injector properly. 2m/s vs 2. I replaced them with some I scavenged out of the desert. Im no expert so bear with it if you need to do it. #holdencommodore #holdenssv6 #commodore #holdenwagon #injectorreplacment Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Mar 27, 2011 · VZ Holden Commodore (2004 - 2006) VZ Fuel Pump Problems. They didn't say there was or wasn't anything wrong with it so I naturally thought it was the problem. (have tried 2 different fuel rails, nothing, so fuel rail should be fine, but the injectors don't seem to be firing) Have tried playing around with unplugging cam angle sensors to see if one is buggered, doesn't seem to be the case. Nov 20, 2018 · An ultrasonic clean of all injectors along with tank and fuel line flush solved the problem in my case. So i took it to a place and had it "repaired". My in laws car 08 Ve alloytec has came up with p0300 random misfire fault, also cylinders 1, 3, 5. Jan 7, 2023 · Were engine misfire no. Sep 3, 2014 · My ECU failed in one of the fuel injector firing circuits. It started with one of my coil packs melting in half!!! The diagnosis was injectors, and then electrics, replaced gasket, and now powertrain fault. Feb 24, 2015 · Hi guys just joined so not real sure what I'm doing yet,my son has fitted a 2008 ve 6 cyl to his vz but it's showing no injector pulse has anyone got idea Welcome to Just Commodores, a site specifically designed for all people who share the same passion as yourself. In this instance it is the #1 cylinder injector driver that has the fault. Is this true? These late May 10, 2011 · As some of you may be aware the Alloytec 3. It doesn't seam to be firing on number 5 when I pull the plug of the coil. Any recommendations of places I can send In this video I diagnose a P0202 cylinder 2 injector circuit malfunction fault. It on number six injector but was OK on the other injectors. Used these forums a few times. 6L LY7 (H7) V6 24V DOHC 4 Dr Sedan 2004-2006 Please Note: these are special order items Mar 14, 2023 · Fuel Injector Replacement Cost. The No 1 fuel injector connector only has power to it I have trace the problem to be between the wiring harness from the fuel injectors to the computer. With some further testing this was confirmed as a failed injector. . 98, Bank 2 is 1. I have replaced plugs, air filter and replaced collector and inlet manifold gaskets. Hi All, I have the dreaded Low fuel & Powertrain errors on my 190kw VZ - all signs point to me needing a new ECU. The starter motor winds over for a lot longer that it should to start. As you can imagine if one or more fuel injectors aren't spraying the correct amount of fuel it can have long term damaging effects on Holden Commodore engines and you could be in for a rough ride. Here are some well know faults that could save you money in the long run and a few handy hints. My VZ has developed a miss in cylinder 1. Standard replacement Black Injector Application: Holden Commodore V6 ( LE0, LY7 ) " Up To - 12/2005 " Pre Euro 3 Emission Standard Bosch Fuel Injector "VZ 3. The issue didn't shift to no. Injectors are new, new plugs and coils have been fitted. The filters don't appear to have a hard life as the ones I have removed suggest that the system's fuel filter is doing it's job. The car runs very rough and had developed a misfire on cylinder 1 3 5, so i went along and replaced the timing chains as these ones were known for stretching chains plus its done 315,00kms and it was the first time they've been done. This motor is running off 3 injectors while still working 6 injectors Jan 11, 2022 · I need help. Thread starter Zerone_V; Start date Aug 1, 2013; VZ Holden Commodore (2004 - 2006) Replies 5 Views 124. Is there actually a problem with your car, is it not running right or are you just installing a pressure gauge. Luckily it was only a $210 fix. Jan 13, 2018 · You will need to remove the plenum lid and undo the bolts holding the plenum to the LIM as the injector rail is mounted to the bottom of the plenum. One, my fuel tank was contracting when driving, and the car kept stalling on hot days in traffic. Check the resistance of the injector near it for reference. We have answered all of the most frequently asked questions relating to problems with the Holden Commodore engine. My 2010 ve berlina international is currently at holden work shop. Checked all the obvious connections. 6 injector circuit. 00:00 - Introduction01:56 - Engine startup Jan 21, 2018 · This code means ‘cylinder 3 injector circuit malfunction’. They said it needed 4 new injectors but would put 6 new ones Jan 29, 2010 · my vz v6 179 alloytec is running rough especially when you start it from cold and it seems to get a little better when motor has warmed up but it still seems like its missing I have put injector cleaner in it this dosent have seem to do the trick Ive had my fuel filter replaced a couple of Oct 23, 2013 · (NOTE do not push the injector completely in to the fuel rail, as you will need to align the injector clip later on) 9) Line up the fuel injector so as the wiring plug is back away from you, and that the clip guides on the fuel injector are above the fuel rail. Hi all first time poster. I honestly believe the VZ's have the most unreliable ECU of all the commodore series. May 27, 2019 · Hey everyone, Looking at changing the injectors in my V6 VZ. 6, ALLOY TECH, 08/04-09/07 Feb 13, 2021 · hi all i have a 2007 Vz Crewman. TaT members can read a related repair solutio May 17, 2012 · VZ V6 ECU (E55) - Replacements or Repairs. Aug 2, 2016 · This VZ Commodore has the common fault with internal open circuits in the PCM (Engine Computer). by Tazzi » Wed Apr 19, 2017 2:18 am. Turns out it was a faulty fuel injector. May 9, 2020 · Are you having problems with the engine of your Holden Commodore? Let our team of motoring experts keep you up to date with all of the latest Holden Commodore engine issues & faults. After scoping the injector wires we found all were OK (pic 2 and 3) Jan 7, 2023 · It indicated cylinder 2 injector circuit fault. I was called out to scope for injector pulse. I have done over 2000KM since first occurred. I made a youtube of replacing the injectors in Commodore VZ Acclaim 2005 Alloytec (170kw?). What are the Common Symptoms and Problems of a Failing VZ V6 Engine Computer? For the VZ V6 ECU, the following are a common indication: No Start Condition Jan 5, 2018 · The No 1 fuel injector does works. I started it up on the weekend and the engine-warning light, traction-control, stability-control and service light were showing on the dash. It runs ruff on Petrol but perfect on Gas. Im pretty sure its the injectors so I have purchased new bosch injectors. 6 Apr 2, 2018 · My Daughter has a starting issue with her commodore. Installed 6 new coil packs and spark plugs today. My advice FWIW if you want to avoid being stuck on the side of the road, change the battery. For some reason I neglected to check the individual resistance of each injector and assumed it was the ECM at fault as they are a known cause. Sep 15, 2022 · 2010 holden sv6 wagon fuel injector replacement, step by step video. This problem with the car only lasts for a few seconds. Jan 13, 2024 · The Engine Is Stalling With Vz Commodore Alternator. At the fuel injector harness there are 8 points. When your Vz Commodore alternator is not working correctly, it can lead to the engine stalling. When it comes time to re-fit put a little vaseline on each injector O ring as this will reduce the likely hood of damaging an O ring when re-inserting the injectors. Aug 10, 2013 · I have similer problem. Aug 10, 2013 · I tested the fuel injector and wring then swapped fuel injector in cylinder 6 with cylinder 1. The guy who sold me the replacement ECU said the early VZ ECUs 2004/2005 had a problem with failing to start after overnight or after a week or two of downtime. Fault code P0205. Does the extra switching current on INJ#5 transistor switch exceed the transistor's specifications, or is there a safe design margin in the ECU? Aug 27, 2021 · In this video we diagnose a P0205 fault and confirm a faulty PCM. Feb 11, 2019 · Other issues can be an actual fault within the injector itself which obviously would require injector replacement (as Holden is doing with many V8 injectors). Jan 20, 2014 · Joined Oct 16, 2013 Messages 187 Reaction score 2 Points 0 Age 41 Location Sydney Members Ride 2005 V8 Adventra Sep 17, 2020 · Worthwhile doing if you have to remove injectors from the rail/manifold but the injectors still probably need an ultrasonic clean and to be flow tested. A second hand VZ V6 ECU can be fitted. Don’t automatically assume this is an injector fault issue. 6 either the 175 or 190 version have their fair share of problems once you've put a few k's on it. We use our Picoscope for injector control confirmation and our Cardaq 3 to program the new Oct 16, 2023 · 2005 VZ Wagon Acclaim LE0 Alloytec auto TL;DR alloytec died stopped running, now have no injector pulse or fuel pump. Engine is now missing, I think on one cylinder. You can take several steps to troubleshoot this problem and restore your vehicle’s power. Not having a dipstick is perfectly fine when the guy doing the trans service isnt a dipstick himself - Milo 6. I had it towed to holden as it has extended warranty on it. Oct 22, 2024 Jan 14, 2015 · Hi all, I understand this is a VZ section, but was hoping someone may have a solution to my issue. Aug 27, 2021 · Problem is, the pressure a can of carbi cleaner may only provide a max of 30psi which may not be enough to unblock an injector whereas an proper injector cleaning rig may provide 60 psi or more… One day I’ll grab a fuel pump, some pipework and other bits from a wrecker and build my own injector cleaning rig powered by a cheap rPi; it’s This is a set of brand New PEC Fuel Injectors All PEC Injectors are Flow tested for consistent performance. Just posting this as food for thought. DavesSV6Tonner Well-Known Member Customer: 04 vz, 150 000k's, v6 Alloytec 190kw, runs rough at idle after replacing plugs, coils and injectors, (original scan fault identified #2 inj P0202?),scan tool fuel trim Bank 1 shows Inj 1, 3 & 5 are double the values of Bank 2 inj 2, 4 & 6, (5. Dec 16, 2019 · I've been having issues with my commodore VZ 2005 over the last few weeks. Jan 26, 2019 · In this video, I diagnose a misfiring problem I have in my 2005 Holden VZ Crewman with the 3. After changing my timing change I had the “Powertrain light” pop up on the dash. Its not a matter of IF your ECU will fail, but WHEN for the VZ series. VZ Commodore with a misfire issue. It was successful and car runs smooth now. The car has duel fuel. 6L V6 Alloytec engine. 7 V8 fuel injectors, witho Dec 19, 2022 · 06 vz sv6 alloytec Ly7 Heya wondering if anyone has found a solution to the issue I’m having. This issue is usually caused by a fault in the charging system or the battery itself. 0, will a faulty ECU cause one bank to run rich?. The average fuel injector replacement cost is between $100 and $500, depending on the car model and labor costs. It is a direct fit replacement for all the vehicles listed below For your peace of mind this part comes with a 12 month manufacturers warranty at least. On this vehicle the injectors are easily removed. 5 with no. This is the exact same process for P0201 P0203 P0204 P0205 & P0206 on this ve Oct 9, 2020 · Injectors, well, I'm not so sure as to their condition but they were working when the engine came out of the car. 5 cylinder which I thought it may if it was the coil. I would either guess you maybe have a leaky injector or stuffed regulator. The fuel injector’s cost may differ a lot depending on if you have a gas or diesel engine. seems like not enough power supply is reaching or ECU is not sending signals. My mechanic told me that the problem with the fuel injector was caused by dodgy fuel. When the code come up the has a rough idle and it corrects itself before doing anything. I did a bit of research and found that the LS3 V8 has a history of fuel-injector failure and that Holden has been replacing them, even out of warranty. Oct 12, 2021 · This fault is most likely caused by a bad injector. The engine was running very rough. Customer: VZ commodore P0202 fault code being injector circuit cylinder 2 malfunction. I disconnected wire of fuel injector 1 and gave it supply from wire between ECU and cylinder 6. Because the vehicle was on LPG, the wiring was traced and the LPG wiring disconnected to eliminate any LPG problems. Its unfortunately a VERY common issue which I think most V6 VZ's seem to get stung by at some point. Ive changed plugs and put new Bosch coil packs in it but no difference. I found the fuel pressure regulator was stuck shut, and this stuffed my fuel pump and two of the injectors. it shouldn't affect the fuel pump relay that side of things is more injectors and fuel pressure Nov 26, 2023 · This video is for all the Aussie LS1 guys and gals out there, wanting to know how to clean and service Commodore VT VX VU VY LS1 5. 0 (26 May 2020) Aug 1, 2013 · P0204 - VE Injector Problems - How Common. All of the injectors were removed and bench tested and flowed. Feb 24, 2009 · Otherwise, when the plenum chamber and injectors are removed, dirt can fall into the holes where the injectors have been sitting. I have swapped 1,3,5 plugs with There are 100's, and 100's of threads about the VZ V6 ECU becoming faulty and failing. Apr 20, 2023 · P0206-00 - Injector 6 circuit malfunction comes intermittently. Sep 6, 2021 · Joined Sep 8, 2013 Messages 5,278 Reaction score 7,519 Points 113 Location Australia Members Ride VEGTS BUILT BLOWN E85 Jun 27, 2015 · I cringe every time I see something to do with VZ's ECU's. Oct 15, 2019 · There were, in fact, two problems. The injector open and close cycle repeats every engine revolution and in a majority of vehicles, there will be one injector per cylinder. Aug 10, 2013 · I really liked the way you got around the failed injector switching from the ECU on #6 cylinder. Vehicle Application: HOLDEN COMMODORE SV6 VZ 3. The easiest way to confirm would be waiting till the engine is warm and you start to feel the misfire. It ended up being the ECU failure after about 6 weeks of various bad starts and running problems. Then check the injector number 5 resistance. One of the injectors has no reading with a multi metre. Its such a common issue, that in Perth alone I swear there is a new person with a fault VZ V6 ecu on a daily basis. So, remove the dress cover from the top of the motor, and take a can of degreaser, and squirt heaps all around the plenum chamber, and the fuel injectors. 6 as they're easily accessible. 3 weeks ago I drove my car to shopping no problems,returned to my car and started it and was running on about 4 cylinders and engine light flashing. HOLDEN COMMODORE FUEL INJECTOR VZ, 3. 2 for power & 6 for the injectors. Labor usually costs between $50 and 200$. The other problem was with one of the injectors that caused the "Check Powertrain" warning. ok i have a vz sedan the problem i have is theres no power getting to injector number 3 iv swap the coil pacsk around and its still no diffren. Its a matter of RESETTING the ECU first using an appropriate scantool and also knowing that ECU's immobilizer key code (4digit value). Shop with Afterpay on eligible items. P0202 fault code being injector circuit cylinder 2 malfunction/open circuit. Sometime I can drive for 30km with no problems with out the code coming up. BTW how can I check whether the short is in Injector circuit or is it in ignition coil circuit? Nov 25, 2011 · Hi Vzniko, in this past week I have had the exact same probs with my 2005 VZ SV6, 86,000ks. Get the best deals on Fuel Injectors for Holden Commodore. I'm aware of coil issues with these cars so I swapped no. All the wiring was identified and exposed for me to test. The timing chain has a tendency to fail around the Feb 11, 2019 · 5) After the reverse flush, the injectors are then tested on our latest injector machine for a leak down test, spray pattern test and flow rate test 6) Once we are 100% satisfied that the injectors meet specifications, we then fit a new filter basket, 'O' rings & ‘O’ ring retainer Oct 23, 2013 · (NOTE do not push the injector completely in to the fuel rail, as you will need to align the injector clip later on) 9) Line up the fuel injector so as the wiring plug is back away from you, and that the clip guides on the fuel injector are above the fuel rail. Power Train alert is Sep 24, 2021 · I've been having issues with my commodore VZ 2005 over the last few weeks. The reason engineers designed sequential injection was to solve problems and improve design. Mar 7, 2020 · I have an MY17 VF Series 2 SS Commodore. Removing connector in cylinder 1 makes no change. 9m/s) O2 sensor for Bank 1 shows 1. All the threads/material I have read is a few years old on this so I'm wondering what the best options are to deal with this now. I started the car again and Jun 28, 2008 · If its a v8 you should install it on the passenger side rail where the main line comes in. Nov 29, 2018 · Holden commodore vz 2006 (Chevrolet lumina 2006) 3-Cleaned injectors with cleaner after dismantling the plenum It could have a vacuum leak, injector problems Jul 14, 2010 · Talk about anything relating to the VZ Holden Commodore. So I got the job to replace Feb 11, 2019 · Joined Sep 17, 2016 Messages 458 Reaction score 264 Points 63 Age 43 Location Mosman Members Ride Holden VZ Lumina Wagon Dec 13, 2011 · VZ 3. Google is your friend. Aug 10, 2013 · Since when is driving two injectors off one signal a 'fix' for a problem? A temporary band-aid to get you out of trouble sure, but doing this creates so many other problems with power/torque, exhaust emissions, cylinder/manifold wetting, misfires etc. 6 cylinder and no. On rare occasions an individual injector fault is not unheard off. I believe that you will find that this injector will have very high resistance. 6l alloytec had developed a hesitation over the last 6 weeks and recently the "Power Train" alert has appeared on my dash. RACV told them that two coils were gone and had to be replaced. That being the case, if you’re having all injectors replaced under Holden’s good will (hate that term), then it’s obviously not a one off. This is not the case on all vehicles, some require intake manifolds to be removed to gain access. A fuel injector usually costs between $50 and $300. akabkcg caytrk gwtbz votlh wetxldx acbava wmg wckxi iiztno msd
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