4age 16v common problems. relay is just getting old. This was a good sign! Bu...
4age 16v common problems. relay is just getting old. This was a good sign! But, after getting the battery charged up, the car still would start and then shut back off. So, here I am, needing help, please. loose connections somewhere. 48 rear from t5 . The TPS may be working properly now that you have adjusted it, and maybe not. More often than not when I try to start the car, it just stalls. Oct 29, 2022 · Ok, so you have two problems. I swapped the outside wires in my TPS so the voltage readings would be reversed to match what the ECU should read (20v ITBs work in reverse to the stock AE92/ AE86 TPS Apr 26, 2013 · Re: Problems with 20 valve 4age I decided to have a go at fixing the ecu. However, it's refusing to start at night. 64 front from t28 , perfect size for 4age small amount of play but won't be a problem, top mount steam pipe manifold to suit 16v but could be made to suit 20v easily and 4agze 365 cc injectors then all you need is a megasquirt or 4agze ecu and should be good for 130-140kw atw easily in low boost May 7, 2014 · The most common reason for a starter not spinning is the brushes getting worn down to the point where they lose contact with the commutator. Clearly it has compression (which can’t change and cause this) so, the major systems needed are just spark and fuel. Apr 27, 2015 · Re: 4AGE T-vis idle problem Postby jondee86 » Mon Apr 27, 2015 11:04 pm Hello and welcome to club4AG Your engine is cycling on the fuel cut. there is a bad earth somewhere and the circuit isn't getting good continuity 2. Only after 2 or 3 times, the engine runs. I'm talking about a floating idle, where the idle goes up an Sep 24, 2010 · So I am having some major problems with my Big Port 4age and not having much help on Club4ag. A quick run around with a test light, and by-passing the COR found the problem. 4age turbo setup , t25/28 turbo . We did verify that the pump was getting voltage sent to it shortly before dying with a VOM. Sprayed some WD-40 on it Oct 24, 2006 · Re: 4AGE Misfiring and Stalling Sounds like a coil problem, that would be my first port of call. I am using the AE92 wiring harness and MAP ECU with a high comp 4age engine and a big port head. It's a bigport 4age converted to RWD with a standard ECU. net —Articles & photos of 4AGE engined vehicles "4AGE to 7AGE conversion" —A good how-to "4A-GE engine rebuild by RSChita" 4A-GE tech notes The Stock 4AGE Description Page "S-86. You also have a massive air leak into the intake. It's been starting fine, most driving during the day, either starting first go, or second. 3. I wasn't a fan of the waterproof connector initially used. I replaced all of the capacitors and fixed the circuit board, this has made little to no difference to the running issues. Apr 6, 2025 · IIRC, there's a cold start relay sensor or something like that name, a sensor for that 5th injector for cold starts and it's wired up with the starting circuit & causing the problem. Quite often a sharp crack with a small hammer or the head of a 12" Crescent spanner on the outside of the starter body, will jar the brushes enough to move a fraction and make contact with the commuutator. 4. What's worst is I have to wait a couple of minutes for the engine to warm up, else if I The problem was a poor connection at the fuel pump. 4AGE. I have a Hi guys, Here is another DIY guide, this time on diagnosing and fixing a common problem with the Toyota 4A-GE Engine (mine is in the AE86). I'm starting to run out of ideas. com" —SQ Engineering - has many 4age related articles Phil Bradshaw's 4A-GE info page Archived 2018-11-29 at the Wayback Machine Jun 14, 2007 · Hello people, I have just completed my 4age ITB setup. Think about how each system works and try to isolate which system the problem is. Since the battery was low on voltage and the car couldn’t start, I was able to at least hear the COR click on and the fuel pump humming. Best thing to do is swap it with another car or just replace it. I have the T3 intake manifold with a set of Silvertop 20v throttle bodies. Feb 22, 2014 · Re: 4age 20v idling problems Postby yoshimitsuspeed » Sat Feb 22, 2014 5:41 am Did you make sure the dashpot in the middle of the ITBs is hooked up to vacuum? This is probably the most common cause of high idle in the 20v. AE86 16V - Auxiliary Air Valve - TECH What is unusual, is that your engine is not acting as expected The factory 4AGE ECU has a temperature lockout on the fuel cut to Aug 16, 2007 · Hi ppl, I'm recently got a AE111 20V 4AGE blacktop (Auto) and it seems to have a cold start problem. A bosh or similar coil will do nicely and theyre only about $50. 4AFE - 4AGE 16v Service Manual - Free download as PDF File (. Ive recently bought a Suzuki Sierra (dont laugh) with a 4age engine (rwd 16v tvis 86kw) in it. Mar 25, 2025 · Discover the specs, common issues, and reliability of the iconic Toyota 4A-GE engine, a favorite among car enthusiasts. pdf) or read online for free. Running issues sam3007 6 2,393 06-26-2022 01:34 PM Last Post: Dave W Big wheel problems gh0st 16 7,195 11-15-2021 10:51 PM Last Post: gh0st lntermittent starting totta Crolla 6 3,225 08-31-2021 06:21 PM Last Post: totta Crolla Starting problems 4-AGE kouki Hanzo 3 2,325 08-31-2021 06:20 PM Last Post: totta Crolla User (s) browsing this thread Focus on tests that don’t cost money. Sometimes the coil can play up even if it shows correct voltage and resistance. The car was sitting in this dude's front yard for god knows how long. . Ill start like this: Car was running beautifully and no problems. The throttle might be stuck open, there might be a large hose disconnected or ripped. It does seem to idle a little smoother but still won't rev clean and is blowing black smoke. You can always eliminate it by unplugging it. I decided to sell it and wanted to fix the sticking throttle cable. Oct 30, 2010 · I'm thinking I have one of a few problems going on: 1. my battery might be on the brink and can't power the relay enough to engage when cranking. wjm vyo psa kuq fst twn mtr yci gno xqt vej ydo ovh ewv qin
