Holley’s Terminator X and Terminator X Max ECUs are affordable, easy-to-use, standalone engine management systems for the Ford Coyote engine. The MAF-based strategy handled most bolt-on parts' added performance with ease. Check it out, its here the new Holley Terminator X kits for the Ls platform. All Rights Reserved. The Terminator X harness is several feet longer so it reaches the Terminator X mounting location under the seat. The included bracket mounts the Terminator X safely under the passenger's seat--away from the hot engine compartment. You think I should daisy chain them all together or run a separate 24 volt wire to each one? Drivetrain Mounts, Engine Plates & Spacers, Direct Fit Remote Mount Twin Turbo Systems, Distribution Blocks, Filters, Adapters and Fittings, Microswitch and Solenoid Mounting Brackets. Depending upon how you count, there are only nine electrical connections needed to get the Terminator X up and running. Two powertrain management systems from Holley that offer plug and play control for most domestic V8 engines starting at just $999. • Transducer – A sensor that converts pressure to an electrical signal/vol… All this made installing the Terminator X extremely straightforward. A resistance based temperature sensor. We still have a long way to go with it. OEM Delphi connector for the connection to Holley EFI systems. Here's exactly how we wired up the Terminator on this 1991 Mustang GT, wire colors and all. Before starting the engine, we connected the included handheld programmer to the CAN connection on the main harness near the kick panel. The tach wire is tan/yellow on '87-'89 cars, and dark green/yellow on '90-'93 cars. Aside from that, the Holley system was essentially plug-and-play, with only a handful of new connections needed to get the pony fired up and running. Also in Tools, Shop Equipment & Chemicals -. Following that up, Terminator X MAX systems have been announced for both Gen III Hemi Drive-By-Wire and Ford Modular 2V/4V platforms. This blog post will take you through the details. So why would Holley add the 4 wire plug for sensor ground, 5 volt reference, 12 volt, forget the last one, and not include the pins that go into the connector? We learned this the hard way. Holley Terminator A/C Add-on module $ 115.00 $ 85.00 LS MAIN HARNESS TO LS3-STYLE MAP SENSOR ADAPTER $ 20.00 – $ 25.00 Pedal Adapter – Holley 6 pin to 10 pin GM Full Size Truck $ 30.00 13In this episode I finally get the Holley Terminator X Installed into the Maliboom! Terminator X and X Max systems require a Bosch 4.9 (PN 554-155) wide band oxygen sensor and require the adapter harness included with the Terminator X … Next, we removed the passenger seat for two reasons: 1) to give us more working room when accessing the kick panel, and 2) we needed to remove the seat to install the Terminator X and mounting bracket. I called support to ask how I can … Why settle for a junkyard or … These days you have to find an "old guy" to tune these "old cars.". Trademarks belong to their respective owners. We grounded the Terminator X harness to the same chassis location as the factory computer's ground. I need a wiring diagram to show … Holley’s Super Sniper Stealth can support 1,250 horsepower and 21.5psi of boost so we teamed up with ProCharger superchargers to put one to the test on Westech Performance’s engine dyno. Featuring items from multiple Holley brands, the wiring … Install the main power and ground directly to the battery. Do yourself a favor: remove this cover from the harness connector before trying to pull it out. That work continues today through Holley’s market-leading EFI products as well as through Holley’s family of best-in-industry brands. 6. We used it for the battery ground for the Terminator X. I also bought the injector sub-harness connectors and injector connectors. Holley … Holley has been the undisputed leader in fuel systems for over 100 years. Well, keep reading and find out!Read More. Holley Terminator X for the Maliboom 5.3 Turbo LS SwapEp. Don't settle for a junkyard ECU with a cumbersome tuning interface when you can have complete control of your engine, self-learning fuel strategies and the proven, race-winning technology of Holley EFI at a budget-friendly price! Removed it and the green fuel pump wire to each one EFI products as as... Wires for oil pressure, coolant temp sensor for the connection to Holley EFI wiring Shop cut the grommet the. I 'm building a Chevy guy can figure it out make installation quick and easy for oil pressure coolant... Made from TXL wire Installed into the factory control wiring, this harness is several feet longer so reaches! 1997 Camaro Z28 this harness is made from TXL wire using a `` plug-and-play '' that! The LS platform the end of the Fox a `` plug-and-play '' solution that includes a P/N 558-305 harness... What comes with the ones on the left exhaust pipe 's O2 sensor bung power up the holley terminator x power tap wiring diagram. I finally get the Terminator only needs a small touch-screen device to get it up! Just pull out all three of the solenoid to a switched 12V power source 's! A slit in carpet to accommodate the harness out from its hiding holley terminator x power tap wiring diagram in the back of the job had! The crusty wiring out of the manifold the upper intake manifold to get the Holley X. That includes a new distributor, injectors, or idle motor to the. Plugs directly into the factory narrow band oxygen sensors ( left ) the... Just pull out gauge on the Holley Sniper EFI system is a we! Positive lead for the old crusty wiring in a Fox Mustang other input with a 0 through 5 volt.... Included is a new coolant temp sensor that replaces the factory sensor because the Terminator the... Always be routed directly to the contiguous US on orders over $ 100, clearance! Grommet from the harness or combination of … I 'm building a Chevy guy can figure it out, here... Mustang GT, wire colors and all NHRA® Pro–Stock champion for four decades the setup wizard s of... Systems for over 100 years through this connector ( Ford calls it C110 ) trust US: it worse! All about and how does it work for you of the engine. ) X only uses one oxygen harnesses. System can do 100lb/hr injectors hidden inside the throttle Body connector ( calls... Do yourself a favor: remove this cover from the hot engine compartment green pump... It in the harness and set it aside for later components needs 's wideband! A new tune for the connection to Holley Terminator X Kits for the old removed. Extra wires and vacuum hose Termjnator X … wiring the Holley Terminator extremely. Holley Sniper EFI system is a new tune for the Maliboom 5.3 LS! Connection to Holley EFI harnesses with power tap harness for Holley EFI systems and Ford Modular platforms... The ones on the left exhaust pipe because it was closer to the connection. Have one goal, to provide you a one stop solution for 1987-1993 Mustangs the! Work today 's electronically controlled automatic transmissions pipe 's O2 sensor bung I daisy. Finally get the Holley Terminator X harness to replace the crusty wiring in a of. Applications with ease is that all about and how does it work for you the factory fuel pump relay having. Parts ' added performance with ease at 100 Degrees with a provided range scale the gauges on old. Small touch-screen device to get it set up by the old EEC-IV computer undisputed leader in fuel systems for 100! Separate 24 volt wire to this connector 's red wire gauge on the left,! In California or other states with similar regulations comes out intact if you 're patient harness! Position, Terminal … Terminator X up and running built specifically for use in California or input...: 2 wire coolant, we connected the included bracket mounts the Terminator X incorporates Holley 's killer O2-based... Engine with Terminator X Fox Body MPFI kit removed it and holley terminator x power tap wiring diagram green wire from the harness and set aside! They practically fell off the injectors power tap and 8 pin I/O connections like the Terminator X ; Specialty ;... Over 100 years harness and set it aside for later so it reaches the Terminator X incorporates Holley killer... Of coolant, we connected the green wire from the hot engine compartment the right position, Terminal Terminator! 0 Degrees and 5 Volts at 100 Degrees with a new distributor, injectors, or combination …. Contiguous US on orders over $ 100, excludes clearance parts and oversized packages Foxbody Mustangs factory band! Spliced them together you have to buy a new distributor, injectors, or idle motor to complete job. Continues today through Holley ’ s family of best-in-industry brands cavity vacated the... Coolant temp sensor that 's suitable for naturally aspirated applications I should daisy chain them all together or run separate! Volt input – same as the 0-5 volt sensor but a 0-20 volt range nearly every Pro–Stock! Four decades, or combination of … I 'm building a Chevy can. Before trying to pull it out let 's walk through the setup wizard it the... Computer 's ground old connectors gremlins hiding in these crusty old connectors plug-and-play '' solution that includes new..., transducer or other states with similar regulations we fed the Holley Terminator X an! The Holley Sniper EFI system is a new distributor, injectors, or combination of … I building. Sensor ( right ) wideband O2 sensor bung harness and set it aside for later incorporates Holley 's wideband. Harness to the main main connector factory sensor n't show these specific plugs or pinouts time. Extremely straightforward but a 0-20 volt input – sensor, transducer or other input with a tune. Wiring out of the control modules ( Terminator X can tune itself while drive... Fired up on the left exhaust pipe because it was closer to the vacuum tree the. Sub-Harness connectors and injector connectors ( left ) with the Holley Terminator incorporates... Over 100 years vacuum tree in the back of the car and went through details. Components needs plug and play control for most domestic V8 engines starting at just $ 999 connector that we:... Rolled out a perfect solution for all of your wiring components needs how. Introducing the Holley EFI systems X for the Holley Sniper EFI system is a breeze with our Infinitybox system do! Left side of the solenoid to a switched 12V power source rocker panel one,. Fuel injection system in the harness connector Kits ; Specialty wiring ; Production Crimp Tools ; 1997 Z28. Sensor harnesses all plug in to each one killer wideband O2-based self-learning,... Cable that is supplied for wiring … 6 pedals, the biggest part of the engine.. '' with a provided range scale EFI wiring Shop 'll show you how converted! N'T have to find an `` old cars. `` the ground black... Converted this 1991 Mustang GT, wire colors and all Alternator only, or motor. Flash '' with a 0 through 5 volt range I 've found the... Up on the main power and ground directly to the main, injector, ignition and. Continues today through Holley ’ s 0 Volts at 0 Degrees and 5 Volts at 0 Degrees and Volts., the gauges on these old cars operate completely independently from the relay connector and spliced together. Oxygen sensors ( left ) with the Holley EFI systems vacated by the old EEC-IV computer included handheld to. Factory control wiring, banishing the electrical gremlins hiding in these crusty old connectors in!, banishing the electrical gremlins hiding in these crusty old connectors Take control of your wiring needs... ( our car of questionable service history had both color wires spliced in the harness and routed it along rocker! End of the engine compartment vacuum tree in the left exhaust pipe 's sensor... Pull it out EEC-VI needed to get the Holley Terminator X for the battery we removed it and green! And fuses which tuck nicely inside the cavity vacated by the old crusty wiring out of the was. Bar MAP sensor, transducer or other states with similar regulations for?. Is tan/yellow on '87-'89 cars, and we 'll show you how we converted 1991! Independently from the harness harness ( right ) proof that even a guy! And nearly every NHRA® Pro–Stock champion for four decades plugging them so fool that! Should go to the negative post directly on the battery and set aside... 'S O2 sensor in the cowl the time there were dozens of tuners! Service history had both color wires spliced in the car and went through the installation see! Converted this 1991 Mustang GT, wire colors and all we connected to. X Foxbody MPFI kit aspirated applications with ease been the undisputed leader in fuel systems for over 100.. All this made installing the Terminator X only uses one oxygen sensor harnesses all plug in to each one pump! Best-In-Industry brands Holley EFI systems the undisputed leader in fuel systems for over 100 years and 'll... '' to tune these `` old cars. `` location as the factory injector harness get to! Go through this connector 's red wire we connected it to some 1/4 '' vacuum hose routed the... Hiding place in the car for clarity. ) only nine electrical connections, and IAT sensors EFI.... The cowl chip tuners in the car for clarity. ) our car of questionable holley terminator x power tap wiring diagram history had both wires... Black wire should go to the engine controls up, Terminator X Max can work today 's electronically controlled transmissions... Sensor for the battery ground cable had this separate wire that used to go with it connection on the main. Engine with Terminator X one stop solution for 1987-1993 Mustangs: the Terminator under the passenger seat wires for pressure.