Vy commodore bcm reset. Only errors on dash are airbag and once in awhile antilock. To narrow down your search please use the dropdown box above, or select from one of the available vehicles in the list below. At Holden Diagnostics Limited we can repair your Body Control Module and stop that indicator staying on How can i reset my BCM after putting in LED light? The BCM is married to the PCM and they talk to each other digitally over the ALDL bus. Wait 5 seconds. Ive just had my car obd2 scanned and all the codes relating to the PIM and BCM cleared except the Slip Ring failure. SELECT ENGINE DISPLACEMENT MODEL: COMMODORE VEHICLE: 1990 ENGINE: SCROLL TO SELECT ENGINE Move the thumbpad or thumbwheel up or down and press Y to select the engine displacement. Head unit works no problem. So I’m leaning towards the BCM being fried due to the amount of shorting. During closed loop fast changes are made to the INT (either up or down depending on if its too lean or rich) when they reach a threshold the BLM gets incremented or decremented and the INT is reset to 0% correction. Learn how to reset your vehicle's Body Control Module (BCM) to fix various electrical issues. etc. Hi All, I was given a stock 6 stack head unit for our VZ ute project (I purchased a rolling shell - less gearbox, engine and radio). We can’t help without seeing it in person, could be a few different things. You will need the radio PIN after you reconnect the battery VY BCM Problem by VX L67 Getrag » Mon Jun 18, 2012 9:39 pm I’m wondering if anyone has any info on internal schematic of a VY BCM & the wiring to it? Due my Un-Handy soldering work I’ve managed to wreck my lux BCM, I was trying to get the relevant info off the eeprom to try & get a link to eeprom on the key head! WARNING: You can damage your PCM if the ignition is not OFF when disconnecting or reconnecting PCM power For a VX or VU Commodore replace Fuse No 31 with Fuse No 29 which is also a 10 amp but called "ENG CONT/BCM". VT ls1 engine loom BCM, ECM and PIM to VY commodore ute Jack Gains Oct 6, 2025 VY Holden Commodore (2002 - 2004) Replies 2 Views 140 Oct 6, 2025 If you guys need any photos of the BCM or and part of the wiring loom let me know and ill post them up. I used this method to reset the pcm: VT-VY Computer Reset and Idle Relearn Procedure Shieldzy Thread Jul 5, 2022 2003 bcm central locking commodore key program maloo relay vy 03 Replies: 1 Forum: VY Holden Commodore (2002 - 2004) How likely is it that I stuffed the BCM from trying to start the car when the key was stuffed. body control module. Does anyone know how to reset the computer on a VY II SS (assume same for all VY variants). If you replace a BCM (or vehicle battery) there is a relearn procedure for the lamp warning system: (remove the fuel pump fuse to force a BCM reset) Engine 'on', idling. The service agent contacts Australian Arrow Pty Ltd quoting this PIN. Plus fitting labour plus key coding etc. The radio I was provided came from a mates VZ - but didn't come with a PIN. This PIN is required by the authorised service agent in the event of either a Body Control Module (BCM) replacement or if new keys need to be programmed to the vehicle. Here are the symptoms of a faulty BCM. Download a free pdf Holden Commodore workshop manual / factory service manual / repair manual for cars built between 2002 - 2004. The display now shows the engine that you selected in the previous step. Hope this helps someone VY Commodore indicator relay repair. A VATs disabled memcal is the simplest way to work around your problem (see the1s post, and he might be able to help with the vats disabled tune as well?). VY commodore stuck left indicator fault and how to fix. Sep 9, 2025 · Resetting your BCM is a simple, low-cost fix for many common electronic car issues. Showed security The part # for the newer BCM for Calais and VQ II is 92044847. Does your indicator stay on when pushing the lock button? Flattening your battery? For Holden Commodores VT,VX,VY LS1 V8's and VZ V6/V8, these only use OBD2 to communicate with engine related data. Vz v6 had battery disconnected for some time -- connected up have all lights-horn-wipers-wireless etc turn key nothing. Im doing a conversion on a VY one ton and have a system from an SS ute, from what I can see you just need to patch the climate control coms wire into the wire that goes to the radio for its communication with BCM. i have dont this to some older cars before but never to a commodore with an immobiliser. Park lamps 'on'. #holden #vycommodore #vy #commodore #bcm The Body Control Module (BCM) is the brains of many components in your car, but if it fails, a simple reset is often enough to fix it. It says it will need TIS securtiy access to be enabled on the tech2 for relinking V8 models. 1. 1,000 Km before the service is actually due; a reminder message will appear giving time to arrange for the service to be carried out. Jul 14, 2012 · But what makes you think it has anything to do with your bcm? The indicators use a separate relay which can be located by using the diagram under the steering wheel. Just had a diagnostics check at holden for $150 for them to tell me that the seat memory module is drawing residual current from my battery. can i fix this without getting it taken to holden ?>?? BiggleBus Thread Jul 2, 2022 bcm engine swap help appreciated manual commodore not starting sv6 ve 07 ve commodore ve sv6 Replies: 18 Forum: VE Holden Commodore (2006 - 2013) Thinking about purchasing a VE Commodore, or interested about their common problems? AutoGuru uses its repair data to list the 5 most common repairs on the VE Commodore! Learn how to reset body control module by following step-by-step instructions. Read EEPROM/PIN VZ BCM Repair Service. 1. The "ALL New Key" one is for a brand new BCM that has no keys programmed, which requires the BCM Security pin, which traditionally Holden only knew, but if your smart enough you can find it if you request the right string from the BCM and do an algo on a byte in the string. And I am NOT talking about any mode/set combination. The right tips and tricks will help you get the job done in no time! A Security Information Card is supplied with the vehicle which contains the ESS PIN. i cannot find anything that actually says if a pcm reset will also knock out the abuse mode. While DIY soft resets resolve simple problems, complex BCM failures benefit from professional repair services. Thanks guys and sorry for the long post! Select diagnostic menu/ vehicle model/body/body control module/security/BCM link to PCM/PIM. (Ex QAS so Police Spec Optioned if that makes any difference). COMMON RELAY ISSUES WITH HOLDEN COMMODORES VT VX VY VZ BCM Holden Commodore Relay Replacement Does your indicator stay on when pushing the lock button? Flattening your battery? Its a common symptom of a sticking BCM relay. Get dealer-level functions at a fraction of the price with AZscanners Australia. I hooked up a scan tool and reprogrammed the PIN. Follow simple steps to restore factory settings and improve performance. Any help would be appreciated. However, when I enter the new PIN it VY Clubsport bcm Hi all i have a s2 vy clubsport that isnt starting or anything because of bcm troubles it seem to have blown or something and result in the HSVDNA security pimm has locked itself unable to speak to the bcm i have brought a new bcm matching numbers with key to resolve but no luck even sent it to Hey guys,girls , me mrs uncle decided too be real smart and see if his vy spac would float in the flood water's and sent it swimming up too 1/2 the front window , all the comp and other electrical components are fine but i took the bcm and it looks stuffed it wont even crank has service The Snapon Tools BCM -ECU linking procedure starts with extracting both the existing radio and key codes from the old BCM, and reentering them into a new or replacement BCM after it has been installed. Nov 10, 2023 · Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. The ECM communicates directly to other modules on the GM LAN network such as the TCM & ABS, as well as modules found on the UART Serial Data Bus via the PIM module such as the BCM or instrument cluster. Professional Holden scan tools with ALDL support, BCM linking, key programming, and advanced diagnostics for Commodore VR, VS, VT, VX, VY, VZ, WL, WK, VE, WM, VF and more. being a calais it has the more complicated security system but im sure in the end its just as easy to hack. I know I’ve seen a few threads dotted around explaining how to remove cluster but this should cover I have searched the forums extensively and was wondering if anyone could tell me if a pcm reset would also reset the abuse mode back to normal. Holden VZ No Key No Start Repair Have reset system multiple times but no codes from ECM BCM etc. Unfortunately, when the anti-theft module is activated and the vehicle fails to start, the only solution is to reset the system using factory software or a specialized scan tool. Sometimes disconnecting the negative battery terminal for a few minutes can reset the BCM, it's worth a shot. By the way the key that I was using was the same one I’ve had since buying the car, for a few months though the key was falling apart and I neglected getting it fixed straight a way. It provides a detailed guide to the wiring of the vehicle's body control module (BCM) and allows you to accurately diagnose any electrical issues you may have. Yes I have searched the site, the forums, and then the VY forum. Watch Part 1 of the tutorial now. hellooooo, So I've just recently got a vz commodore 2004 and i was wondering if a slip ring failure could be key orientated? or if it is souly a slip ring. I found what might be one of the few videos showing removal of the VZ and VY BCM. hey guys just wandering what the bcm actually does and what the difference is between the different level bcm's?? i'm assuming level 1 is exec etc 2 is maybe berlina and calais 3 maybe statesman and caprice?? bad guesses i know!! anyway It's probably a relay issue inside the BCM which could possibly be repaired by someone knowledgeable in the how's and why's of the BCM. Hi guys I'm really hoping one of you will be able to help me as this really has me stuffed. Replacing BCM/PCM Holden VT/VX Installing and Programming a replacement Body Control Module (BCM) or Powertrain Control Module (PCM) When a new BCM or PCM is fitted to a VT or VX Commodore the must be linked before the vehicle will start. Jul 14, 2012 · I've seen a few previous posts on this issue, Both my front electric windows aren't working properly, the windows only go down by about 5mm at a time when you press the button, but they work perfectly on the way up. This is also how to fix a faulty relay in the BCM, in this case an indicator relay. some changes to the blower motor wiring and temp sensors and your done. Suit VY series vehicles. Just Commodores Forum Community It takes just a moment to join our fantastic community Register Home Forums Holden Commodore Related VY Holden Commodore (2002 - 2004) VS COMMODORE BODY CONTROL MODULE INFORMATION When using scan tools on these models and replacing BCM’s there are a few differences to be aware of with the Body control modules on VS Commodores. DIY methods, troubleshooting tips, and professional BCM repair options included. I want to reset the computer now after doing exhaust mods and allow it to relearn the The bcm will only power this relay when locking or unlocking, not while driving. (previously my battery has been going dead). 3) The BCM needs to match VIN with the PCM and be linked in order to function. On Friday night I went to start my ve ssv and it had a flat battery so I put the charger on and went about my night on Saturday I went to start it again and it wouldn't crank over. Your window is a completely different issue, again nothing to do with bcm. You mention a starting issue with headlights on? The Engine Control module monitors numerous input signals and switches and controls outputs such as injectors, ignition coils and control relays. . The last VY BCM I purchased (high series) was about $130, plus you'll need to buy and recode all your key fobs as they are coded to the BCM and can only be used once. 4) All 3 need to be working for the car to go with gauges working 5) The PIM can only be reset 8 times and then its a brick. But use ALDL to communicate between everything else in the car eg radio,cluster,climate control, bcm ect. Would fixing this Alright I’ve seen a fair few threads in just the past couple days asking about vy/vz instrument clusters: how to fit them? Which ones can be fitted? And what is exactly required to be programmed. Our Holden Automotive repair manuals are split into five broad categories; Holden Workshop Manuals, Holden Owners Manuals, Holden Wiring Diagrams, Holden Sales The Vy Commodore BCM Wiring Diagram is a crucial document for any car owner. Re: VY Body Codes by Gareth » Tue Sep 01, 2015 6:42 am At one point in time I kept VY BCM's of all levels in stock, they used to fall over often According to chemistry, alcohol is a solution Hi Guys, Im 31 yr old girl sick of being ripped off by Holden/Mechanics. Apply foot brake and hold for 5 seconds. Using the Tech2 select VT/VX Commodore and go to Body > BCM > Security > Program new key. I have a 2004 VY Series 2 - Commodore Executive Wagon. Aug 27, 2025 · Learn how to reset your body control module with our expert guide. They want me to replace the Learn how to fix the front power window auto-down fault in VY Commodore with this step-by-step guide. It's been a good car but I hit the brakes in a hurry coming up to an intersection last night as it looked like someone wasn't going to give way. Sounds like BCM (Body Control Module) problem. From what I can see on other posts resetting the BCM may fix the problem. Key Programming Holden VR/VS/VT Commodore Key Programming Requirement Dash security LED must be OFF for this procedure to work Procedure Connect Scantool and go to BCM Read and erase all stored DTC's Select security and select program additional keys Insert key in the ignition and turn the ignition to ON position Select program additional key VY commodore issue hi guys, my 2004 com my, has had the keys go through the ocean and now the alarm goes off when i open the doors manually with the key, and the engine turns over but won't start. Install new BCM. 2) The PIM is supposed to be reset in the vehicle before removing to allow linking to a new BCM. How to find your Holden Workshop or Owners Manual We have 323 free PDF’s spread across 27 Holden Vehicles. VY Commodore Service light Reset procedure/Service Due Indicator Message A service reminder message is built into the vehicles on board Trip Computer. The body control module monitors and controls various electronic accessories in the vehicle’s body. azcwav, ziak, 4ake, egqv, tdp2t, ibmdv, lyhnn, hopiz, zoz70, zmrs,