Vw cabriolet cis. 8L 8V, 1990-1993 w/ Digifant fuel injection Fox Sedan and Wagon, 1987-1990 Fox Sedan and Wagon, 1991-1993 Rabbit, Convertible, mid-1984 (from chassis number E_011291 on) thru 1984 Scirocco 16V, 1986-1989 Feb 22, 2015 · CIS-basic = Continuous injection system without lamba (aka oxygen sensor); in most cases CIS basic uses an EGR system to comply with federal emissions regulations (aka 49-state). 00 Add to cart #133_320 CIS Fuel May 26, 2023 · So my problem is that my cabriolet with a 8v 1. I’m only making a post because I can’t find an answer to my problem anywhere else. Jan 21, 2011 · 1989 cabby manual cis- e over 300k always runs great started bucking the other day when I was leaving my house stutters and shakes a little until higher rpms when shifting thru gears then clears out, only when cold Dec 12, 2014 · How Volkswagen's Continuous Injection System (CIS) Works Early fuel injected Volkswagens have the most ingenious fuel delivery system I've ever seen. com is an independent Volkswagen enthusiast website owned and operated by VerticalScope Inc. Free delivery on orders over $300, 365 day returns. Save Share. The weber might be an upgrade for the crappy factory carb, but not cis. 8l CIS auto I will start over what I have replaced so far as of today. Get yourself a voltmeter and a cis fuel pressure tester. That's a good spot to start. May 21, 2012 · This was true of the Golf I Cabriolet (as it was true of the Beetle Cabriolet before it). i started witha 16v swap and then after getting it in and seeing all the wires required for cis and the fuel dizzjust the general clutter of the engine bay i decided to start over and do a 2. 8 cis jetronic. CIS is far better than any carbureted system, but then again, people that do not agree, seem to just not understand CIS. Parts can be sourced new and used. Since the Golf Cabriolet was so popular, Volkswagen decided not to develop a new convertible based on the second generation Golf that was introduced in 1983. com-- Your online Hey there, Dr Rob The Car Doctor here. Golf 1985-1989, Cabriolet 1985-1989, Quantum 1985-1988, Fox 1987-1990, Scirocco 1985 May 18, 2023 · So you bought a vintage Audi, BMW, Mercedes, Saab, Volvo or VW with the Bosch CIS fuel injection system. I feel like most of the cis gurus when in front of the motor could quickly run through checking all the usual suspects, but not understanding your fuel system and vac system will leave you scratching your head a bunch. 3. Aug 29, 2014 · vwvortex. 1985 vw Cabriolet 1. The above, along with each model, also contain a rarity (or popularity, depending on how you see it) rating. 8l from a 99 Volkswagen. 7 what do i need (No1HondaHateR) Parts needed: 1. It seems as though that book is one of the holy grails of early VW tuning, but of course, that doesn't mean every page is correct and it seems the general sentiment here is that information is in fact wrong. 00 Add to cart #133_240 Bosch Universal Oxygen Sensor (3 wire) $ 80. Vw fuel pressure accumulator. . Oct 15, 2023 · Look at Cabby-Info. Troubleshooting CIS is quicker and easier than converting to carbs, with the caveat that this is only true once you understand CIS. I’ve checked Vaccum leaks, the injectors for leaks, csv for leaks, wur pressure, fuel pump pressure, made sure the check valve holds pressure, air/fuel is properly set, idle is How to build a cis test rig. I got the waterpipe form a junkyard, new hoses to the cooler cost almost as much as the cooler, and the size of the pipes coming off the water pump changed so you need to figure that out. Nov 3, 2017 · Barring vacuum (air) leaks, which is the most common cause of stumbling in a CIS injected car, it sounds like you have a hot start problem, which is caused by inadequate residual fuel pressure (the pressure that remains in the system for 1/2 hour or so after shut down). 4. In this video I share a "Behind The Scenes" look at the process I use to diagnose and repair the TRICKY CIS K-Jetronic A quick explanation of how to adjust the idle on a Mk1 Volkswagen. Oct 20, 2009 · "CIS" encompasses many variations of the same fuel injection system; "non-CIS", to me, means carburetor or Digifant or Motronic. :c&b: 2000 Jetta VR6 (sold) 2016 Golf GTI www. Oren or Moljinar on the Vortex is the Guru of the CIS, and he has a videos where he does a lot of how to's. It is CIS Lambda. 0 swap. Fuel Distributor: GTI, GLI, Scirocco & Cabriolet 83-89 & Others. Cabby-Info. All paint colors and interior/upholstery styles now have their own dedicated pages, each with information and a photo gallery. Feb 7, 2014 · Fits the following VW models: Cabriolet, 1. This specific demonstration is on a 1988 VW Cabriolet but is similar on just about every C Aug 6, 2016 · Unless your CIS system is totally trashed, why get rid of it? Single carbs have no real advantage at all. Most model pages have been updated with better photo examples. These injectors were pulled from a 1988 VW Cabriolet and rebuilt by installing © 2014 KamzKreationz Page 2 of 4 Fuel Distributor Cleaning Oct 10, 2019 · vwvortex. If I am going to gut my CIS it will ONLY be for EFI. May 29, 2014 · vwvortex. The thermo-switch should be closed when cold and force a fixed, enrichened mixture. carb intake manifold 2. Fuel is built up at the intake valve until the valve opens allowing fuel to enter the combustion chamber. Jul 23, 2021 · I demonstrate how to test the fuel pressure in our 1988 VW Cabriolet. 5L EH Panama Braun 82 VW Rabbit Pickup 1. It will just crank and crank. The system worked so well, in fact, that it was used in pretty much everything Volkswagen , Audi, Mercedes, and BMW put out – to name a few manufacturers – for decades. Those will save u money in the long run. Volkswagen Cabriolet DIY Guide K-Jetronic Injector Servicing Phase 1: Injector Removal Tools & Supplies: Injector Puller Wrenches: 12mm, 14mm Dead Blow Hammer & Small Block of Wood Large, Long Slotted Screwdriver PB Blaster (or similar) Penetrating Catalyst Shop Rags/Towels Feb 19, 2020 · I get the your issues about CIS but the resolution about a cheap carb swap is not going to be cheap or easy. 6D Diesel 4 speed May 5, 2005 · Re: Cabriolet Engine Swaps (hazardjackson) honestly its a matter of personal preference and what you want to accomplish. $125 core charge. Jul 13, 2012 · The CIS 1. You'll have to figure out how to plumb the coolant to it. The fuel pressure accumulator is designed to hold readily available fuel pressure at the injectors for quick starting. Now duals, that is another story. 8L engines for these cars came with an oil cooler. I was told the engine is a 1. Content on vwvortex. vwvortex. Bosch Oxygen Sensor, ’90-’93 Cabriolet Federal, ’90-’93 Fox Fed $ 135. Mar 17, 2021 · The 87 is still CIS, which is what the early 16V engines used, but is an older system, and can be finicky, especially if it has sat. Customer: Hello, best regards. Usually in the 2nd and 3rd gear. Jul 27, 2008 · CIS is a wonderful system, if you know what the hell you're doing when working on it. 28 and wires-New fuel filter-injector Golf Cabriolet: My 1996 VW Golf Cabriolet 1. How to test cis fuel pressure. The idle mixture screw is seized on my Volkswagen M Volkswagen Cabriolet DIY Guide: Spark Plugs Cars 1980: all , except California emissions Electrode Type Original Bosch NGK Notes Single, copper Resistor WR7DS BPR5ES (#7734) Single, platinum Resistor WR7DS BPR5EGP (#7082) Cars 1980: California emis sions; 1981 -1993: all Electrode Type Original Bosch NGK Notes Sep 2, 2010 · Sorry Biggeek, but an '87 Cabriolet is CIS (not CIS-E), there is no ISV. Jul 25, 2024 · Mechanical continuous injection system (CIS). To which I say, “Cool” I cut my teeth on CIS as a young tech back in the 80s and 90s, and have a strong fondness for the system. Apr 5, 2023 · In regards to CIS-E being an upgrade, it's on page 89 in Per Schroeder's Volkswagen Sport Tuning for Street and Competition. 8l cis has a hot start problem. Content on volkswagenownersclub. There is an ecu present above the passenger footwell. carb & throttle linkage 3. K-Jet basic does not use an oxygen sensor and catalyst (but uses an EGR system in most cases). Some of the hot-start features were added over the years and do help but are not mandatory as evidenced by the many early cars that do fine without: Oct 16, 2018 · That's bass-ackwards. Jun 30, 2024 · vwvortex. We now stock these high quality remanufactured fuel distributors for CIS Volkswagens. May 23, 2021 · 2. your current engine does not have one. Some part numbers superseded others is my guess. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Oct 1, 2013 · 78 VW Rabbit 2 door 1. There are two types of K-Jetronic (K-Jet for short) installed in Cabriolets: basic and lambda. com is generated by its users. For that matter the whole intake between the fuel distributer and the throttle body. Apr 26, 2024 · Hey all so I bought a 1988 cabriolet it has the stock engine with the ktronics, it was running good and the reason it went into the shop originally was for, a coolant flush, shifter linkage to fix terribly bad shifter and to reseal my driver/pass window. I hate carbs. com and go to the technical section. When I go to start the car, 90% of the time it starts but on occasion, it floods and won’t start. Anytime I do a hard acceleration, it seems to cut off right at around 4K RPM. You might adjust the idle screw on the throttle body. com for more accurate CIS repairs. J. 8L 8V, 1985-1989 w/ Bosch CIS fuel injection Cabriolet, 1. They are generally advertised as cheaper than VW ones, and may be able to push out more gas. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Jul 25, 2021 · This video demonstrates checking and, if need be, adjusting your K-Jetronic-Lambda fuel injection system. Jun 22, 2011 · vwvortex. CIS stands for: Continuous Injection System. I replaced Fuel Distributor, Warm up regulator, Intank fuel pump, Fuel Acumulator, Distributor, Distributor cap and button, spark plugs, spark plug wires, fuel injectors, and fuel filter. The design is typically German, simple, reliable, and very ingenious. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada VW Rabbit Mk1 E10 Safe Fuel Hoses, Pipes, Clips & Grommets in stock & delivered worldwide. If I leave my foot on the gas when it cuts off, it stays off, but if I let off and get back on it again, it comes back on. 8 cuts out a few Matt Mechanical Engineer with 20 years experience in the auto industry, 8 yrs in formula 1 engine testing Sep 19, 2010 · volkswagenownersclub. Jul 9, 2023 · CIS-e was never installed in a Cabriolet. Under normal driving, everything seems OK. Timing is a good place to start, then you might want to make sure the boot on the fuel distributer is not leaking. This would apply to pretty much any 1980's VW Volkswagen Cabriolet DIY Guide Oxygen Sensors CIS ~ 1980-1987 One-wire sensor with OEM connector VW part number: #0258001051 #035906265B Bosch part number: #11051 Replacement interval: 30,000 miles CIS ~ 1988+ Three-wire, electrically-heated sensor with OEM connectors VW part number: #0258003019 #034906265C #034906265F © 2022 KamzKreationz Page 1 of 6 Vacuum Diagrams Volkswagen Cabriolet DIY Guide Vacuum Diagrams K-Jetronic with EGR, 1980. Some people swap carbs, some people upgrade to a more modern injection system. Go to cabby-info. Not at all. 00 Add to cart #121_202 CIS (Digifant see notes) Coolant Temp Sender $ 30. com Apr 14, 2016 · I have a 1987 VW Cabriolet CIS I'm in Apex NC. The VW CIS-E Fuel Injector you need plus free tech help from true VW experts. I learned the Fuel Distributor: Jetta & Golf 85-89, Fox 87-90, Scirocco 16V 86-88. Then click on the fuel system. Jump to Latest 78 VW Rabbit 2 door 1. I don't know how the problem came about because the car was sitting for months before I got ahold of it. We adjust the idle mixture in an 87 VW Cabriolet which has CIS fuel injection and check the O2 sensor function. low pressure fuel pump The CIS fuel pump, accumulator, fuel distributor, CIS intake manifold, and CIS return fuel line (unless the carb used has fuel return which is rare) can be returned. If it fails you are not going anywhere. CIS-lambda = Continuous injection system with lambda (aka oxygen sensor, frequency valve, and catalyst); introduced on 1980 model year fuel injected VW's to comply Sep 10, 2013 · Welcome to the wonderful world of bosch cis fuel system!! Your problem could lie in a hundred different spots. Mine ends in a part number of 011, vary basic. Jettaboy1884 A VW CIS-E Air Flow Sensor including fuel distributor would probably be easier to find. I adjust the idle mixture on my 1988 VW Cabriolet w Feb 10, 2013 · **** Raise & support the vehicle safely according to Manufacturer Jacking & Supporting Positions!!! ****Rate, Comment, Share, Subscribe, Let the Ads play Oct 11, 2019 · Agree with keeping the CIS. I would pick up the gold Bosch Mercedes 190E injectors. What's really throwing me off is the presence of the OXS light in the cluster and the mileage counter on the speedo cable but yet no O2 sensor or Frequency valve. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Dec 18, 2017 · Through my related thread on "CIS and Fuel Pressure Distributor Seat" for my 1978 VW Rabbit where I discovered (with the help of others) the control pressure regulator was plugged at its inlet and should be replaced, I found out there were about 60 variations of it by Bosch. VW fuel distributor. Jan 19, 2004 · 1992 MK1 VW Cabriolet 2014 MK6 VW GTI. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Dec 19, 2023 · I am new to this. Golf Mk1 Cabriolet Feb 27, 2023 · S3E10 in this episode I will show you how to unfreeze the VW Mk1 CIS fuel distributor idle mixture screw. Like. The issue I’m having is this. 7L EN 4 speed transmission GP 020 RIP END *FS* 1991 EA Cabriolet Junkyard part out END Customer: 1987 volkswagen Cabriolet 1. Additionally, even with an up to temperature and operating O² sensor, if/when the thermo-switch's wires are connected together, the same, cold and enrichened fixed duty cycle should be forced, over riding the O² sensor signal. His videos on youtube are under "this old motor" another is the rustyrabbit. If I’m able to clear the flood, sometimes then I can get it started. I have a 1992 vw cabriolet. 6D Diesel 4 speed 81 VW Rabbit 4 door 1. -New bosch injectors with orings,inserts plastic and brass [even had a camera to make sure below the injectors-New cap, rotor, spark plugs gapped to . Volkswagen Cabriolet Engine Diagrams JH (CIS-lambda): 1 Radiator cooling fan and shroud 2 Radiator (A/C condenser, if installed, is in front of the radiator) 3 A/C compressor 4 Alternator 5 Oil dipstick 6 Engine cylinder head and spark plugs 7 Engine block 8 Valve cover, oil filler cap 9 Timing belt cover 10 Oil filter flange 11 Ignition Quick video showing how to remove the shrouded fuel injectors from a Mk1 VW. Volkswagen Cabriolet DIY Guide Relay/Fuse Diagrams & Electrical System Notes: • 1980-1982 cars use ceramic fuses! • 1980-1982 cars had a recall for the fuel pump Jun 4, 2024 · A bad cis system can sometimes be a pain to get working, but once its good, it will usually be good for a long time. The following are the most commonly-used CIS systems in VW's: CIS-basic Apr 23, 2023 · Based on what's been said here so far it's between CIS and CIS Lambda. Bosch CIS Is K-Jetronic Sep 2, 2007 · Re: Switch from CIS to carb on my 1. This test of the Bosch CIS system checks the system pressure as well as the control pressure and the function of the Jan 20, 2013 · Your 1987 Cabriolet has CIS fuel injection. It has a problem with surging RPMs (RPM not constant or smooth) when at idle and when driving. Lot's of cars were using CIS at the time but as CIS dwindled, I'm sure they consolidated parts. I have a vw 87 CIS cabriolet, it starts well, it runs fine, but when it warms up and after being on the road for a while, the car loses power and when accelerating it turns off and even when accelerating it does not give power and it jerks strongly as if the transition did not grab and it will take time to work. K-Jetronic is a continuous injection system (CIS), which means that the fuel injectors receive and produce a constant flow of fuel, provided there is proper pressure, whenever the engine is running. com is not in any way affiliated with Volkswagen AG VerticalScope Inc. May 11, 2013 · Exhaust recommendations 1989 Cabriolet CIS. You'll have to get an intake manifold, then the carb, air filter, throttle cable modification, a new fuel pump [the CIS is too much pressure], removing the CIS fuel pump and hardware to allow free flowing fuel to the carb fuel pump, and probably a whole bunch more that I'm not thinking Jun 24, 2014 · Wanted to start a new thread as this cabby is really fustrating me. 2 Mar 9, 2009 · I have an 86 VW Cabriolet with the 8 Valve motor and CIS injection system. 00 Add to cart #133_344 Brass Insert ’85-’92 CIS Injection, Golf/Jetta/Passat $ 14. The fuel distributor is the central point of your fuel injection system. volkswagenownersclub. Instead, the Golf I Cabriolet was simply given a makeover. Trust me. Car starts runs for 5 to 10 seconds then dies. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Fuel Pressure Accumulator: CIS or CIS-E, Rabbit, Golf, Jetta, Scirocco. yysb froh ykmzi nmh ljtfup tqnfa qnxn xeh gbtopm dicfl
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