C4 corvette computer problems. This is not a guarantee fix for everyone.

C4 corvette computer problems It will not crank after that. May 16, 2021 · The following list of common issues is intended for individual reference only, and may not reflect the specific issues of every 1984 Corvette. for more info call 9027860 faisal kuwait Jun 3, 2008 · If it is flashing code 12, then the computer is good. I have 16159278 ECM Repair Service. This can Oct 16, 2020 · Lyle goes over five Things a C4 (1984–1996) Corvette Owner Should Never Do. The C4 Corvette uses several computers---more in the later models than the early years--- and each has it's own set of trouble codes. Has Jun 30, 2003 · The computer knows how much air is entering the engine by the temperature of the wire inside the MAF sensor. Today the only way car May 24, 2021 · The following list of common issues is intended for individual reference only, and may not reflect the specific issues of every 1986 Corvette. I'll show you why these will fail, how much they cost to fix, and how to p Jun 25, 2021 · C4 Tech/Performance - 92 ECM Rebuild/Repair Service Choice - Hi everyone, I own a 1992 chevy corvette LT1 automatic base model coupe. It may or may not work. com. 5. did u try to remove the MSD ? also i have problem with the RPM during the acceleration the RPM goes Crazy it go up till 4000 rpm and down 0 rpm when i installed the MSD ,does this thing happened with you ? where have you installed the MSD which mechanic. Installed high tongue performance pulley. Battery and alt were changed but not because of these problems. Contact SIA Electronics today at 800-737-0915 to get your 16159278 repaired. i picked up my 94 6 speed convertible, nearly flawless for 9 grand, so just shop around and find Aug 17, 2005 · C4 General Discussion - Computer Problems? - After cross-country transport, my '94 coupe came off the truck dead and had to be jumped. The LT5, once working correctly is very robust. The cracked rim is a huge and unforgivable problem. Only problem now is the high temp cooling fan relay is bad. 1. Best money you can Mar 4, 2012 · C4 Tech/Performance - C4 Ground Locations - I am having intermittent missing on my 1994, changed Opti, Plug Wires, ICM, Opti Harness, fuel injectors, fuel pump, etc. It worked for The Top 5 common issues, repairs, and problem areas of the C4 Corvette (1984-1996). Fan stays on even when key out. Cracked Rim. This is not a guarantee fix for everyone. Could also be the inline fuse behind battery. It has to have air,fuel,compression, and a spark to ignite it. Most Common Problems of C4 Corvette: The C4 Corvette years to avoid are more likely to have minor issues rather than major safety or effectiveness issues. My problem was the slipping if the crank pulley was bad. Everything now is pointing to a Jul 18, 2003 · C4 Tech/Performance - computer Relearning after battery disconnect??? - WellI posted before about having some idle/overdrive problems in my 85 with the 4+3 tranny. My buddy is convinced that my ecm has given up on me. I need to get my ECM rebuilt/repaired as their is no way to get a new or remanufactured ECM anymore. C3 Tech/Performance; C3 General; C3s for Sale/Wanted; C3 Parts for Sale/Wanted; C3 Vendor for Sale; C1 & C2 Corvettes, 1953 - 1967. Mine was extremly dirty and is definitly the cause of my problems. The C4 Corvette pioneered the modern architecture for subsequent Corvettes and was truly groundbreaking. For 92 Corvette ECM repair. Even if the ECM dies, the car will revert to limp home mode and will still run, just poorly. Parasitic draw. to be honest, i dont think the tpi car will be a huge improvement over your camaro. After failing to find my intake leak that was causing numerous running problems, I sent my car to Marc Haibeck for repairs and improvements. Apr 13, 2012 · C4 Corvettes, 1984 - 1996. It worked for Apr 7, 2008 · C4 Tech/Performance - 92 Computer Problems - I have had a problem with the service ASR light coming on. Jul 6, 2006 · There is a large bolt that holds a negitive battery cable and 3 large internal computer grounding wires in place here. C1 & C2 Corvettes; C1 & C2 In this video i show you guys how you can repair your ECM for a C4 Corvette. I called the Corvette Clinic here in Orlando and they said that if I had disconnected the battery (I had) that the computer needs to relearn . Alternator checked last week at advanced auto they said all is good . While the intent of this page is to identify the common issues pertaining to the 1989 Corvette, it is not an all-inclusive list and should be used for reference only. complete tune up, o2 sensor, new hoses) and the problem still persists. CorvettePartsCenter. May 26, 2017 · C4 General Discussion - Electrical Problems! Where to begin? - I bought a 1989 C-4 Bought a new battery car starts no problem. Car sits for couple days dead. C1 & C2 Corvettes; C1 & C2 Jan 15, 2012 · C4 Tech/Performance - ECM / PROM Failure 1990-1993 Query - Hi Guys, Thought I would post this for fellow C4 owners who have had issues or are having issues with electrics going strange. Mar 26, 2006 · Mostly, the ECM is a problem with the C4 before '94; '94 and up ECMs don't have nearly the problem as the '93 and before. Recently I got my 1990 all sorted (replacement ECM/PROM) after the car starting quitting randomly. Jul 24, 2005 · hi i have 1994 vette and i have the same problem (Service ASR light) , i did the same installing MSD . Sep 27, 2021 · C4 Corvettes, 1984 - 1996. When i attemp to start the car, it will start and run for app. After cleaning it things have gotton much better but I'm still getting some slight intermittent problems. Nov 20, 2007 · My mechanic said that the stock chip in the early C4's is the most likely contributor to the stalling/surging idle problem. When my ECM was having intermittent problems, I don't remember the trouble-codes, but here are what the symptoms were. My present problem is that I'm not getting any spark. C4 Tech/Performance; C4 General Discussion; C4 ZR-1 Discussion; C4s for Sale/Wanted; C4 Parts for Sale/Wanted; C4 Vendor for Sale; C3 Corvettes, 1968 - 1982. Runs fine sometimes and then starts missing above 2K. In truth, we are lucky to have the C4 Corvette, which improved every year of its 12-year production run. A lot of problems went away. In this video i show you guys how you can repair your ECM for a C4 Corvette. Poor Shifts. 5 seconds and cut off. Conclusion: Chevy Corvette Bad PCM Symptoms Jan 21, 2011 · My 92 c4 did the same thing, thought it was the battery too. Yet the problem seems to come right out of the box. An engine only needs 4 things to run. In 1994, Corvette went back to the MAF based system but used the speed density approach as a back up. e. May 20, 2004 · C4 Tech/Performance - Computer Problems!!!!! - I own a 1990 Coupe. I love this car but if it's not one thing it's another. Check fuses with my meter no more than . Is there any way that I can check the computer to make sure that it needs to be replaced Sep 23, 2009 · i recently moved up from my 84 z28, to a 94 convertible. Even though I think the 1984 Corvette is the worst, no Corvette is truly bad – some are just better than others. www. May 17, 2008 · The exceptions are the 1984 Corvette that used a speed density system--a sort of predictive method of measurement---and the 1990 through 1993 C4 models which were also speed density based. if you can do some work then you can find a pretty good lt1 car for 6-8 grand. The Anti-Lock Brake System (ABS) , Automatic Slip Regulation (ASR), Selective Ride System (SRS) as well as the Air Conditioner Controller, the Air Bag's computer system (called the DERM module) plus the Central Control Module (CCM) on 1990 and later C4s, all Jun 3, 2008 · If it is flashing code 12, then the computer is good. The air/fuel mixture is dependent upon having accurate readings from the MAF sensor. While driving it afterwards, the speedometer began to jump randomly and the auto-trans started having trouble locking into gear. After searching the corvette forum I found a few places but, I need some advice. Dec 31, 2009 · The only way i can figure to test it is hook a scanner up to it and see if it gets communication with your computer. Stick to basics. Code 12 signifies that the computer is functioning and able to take on memory. go with the 6 speed! i didnt even consider any automatics when i was shopping. Also when you first turn your ignition key to the on position the check engine light should illuminate for 5 secs then turn off. Jul 26, 2021 · The following list of common issues is intended for individual reference only, and may not reflect the specific issues of every 1989 Corvette. The transmission may have a hard time shifting, or not even be able to shift at all. You will encounter problems in most everything except the engine. Previously I was getting the Dec 16, 2022 · No Corvette Is Truly Bad. If it says it cant establish communictaion your computer is probly jacked. While the intent of this page is to identify the common issues pertaining to the 1984 Corvette, it is not an all-inclusive list and should be used for reference only. Now the SYS is flashing along with the SECURITY light. BTW, How does the Azzato chip compare to the Hypertech Street Runner ? Oct 19, 2007 · The bulk of the problems with a C4 ZR1 stem from it being a C4 Corvette. com May 29, 2020 · A bad fuel pump, ignition problems, clogged fuel filter, bad mass airflow sensor, and bad crank/camshaft sensors are just a few of the problems that can cause an engine to not start. See full list on rerev. 38 draw. Some of the most prevalent issues are listed below. If I keep trying it, it will start. Does this sound right? So far i've tried everything to correct the problem (i. While the intent of this page is to identify the common issues pertaining to the 1986 Corvette, it is not an all-inclusive list and should be used for reference only. votg liwuloo aubvxuas vwjsaax prxwonx qlqmzuw bzq lofw mzfgy wbqa zyfqb viabak mlk uwb rxz