above is shown, how the 2 plugs (1 for the jumper wire and 1 ore the harness) goes to the eec. I dont have the whole harness for a MAF equiped car, but I do have the connector for the MAf with about 4 inches of the wires. $53. A9P computers are automatic, but will work with a 5 speed. 5 Wire Mass Air Flow Fits GM MAF Sensor Connector Pigtail LS2 LS1 LQ4 4. If you don't need the breakout then you need MAF ADAPTER HI-DENSITY SMALL 5 PIN TO GT p/n 108124. Vehicle Compatibility - LS1 standalone wiring harness with 4L60E transmission prefect for 1997-2006 brive by cable, LS1 4. MAF Sensor Connector Shell Kit. com. 0 Ls1 wiring harness diagram 93 lt1 to ls1 wiring harness conversion how to Harness ls swap wiring wire ls1 diagram engine. FPM Wire. THANKS IN ADVANCE :cheers:bosch ecu/maf pin: connects to 12v somewhere in car / 2 / +12v. 0/5. You can use the 3 wire maf on the 5 wire harness, but if the 5 wire truck MAF is larger, why are you using the 3 wire? (based on what you said, thats how it sounded) The difference is the IAT sensor, so if you want the 3 wire MAF you need to add-in the IAT sensor somewhere there in the intake path. Mass Air Flow Sensor Extension Harness 18"3 wire fits LS1 and LT1 MAF applications $13. Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. USPS Priority. Note that most car sensors have a reference supply of. $14. $150. Pin4 1g Turbo MAF => Pin3 1g NT MAF. 020 V then measure voltage between pin 3 and pin 4 (+5V reference from DME, yellow/green wire). 3 L Power Brake Vacuum Source PlugI know about the aftermarket harnesses. This harness is a 3 wire maf and 1 wire alternator. its ground. E - 0. 3-Wire MAF Sensor. When adding on the IAT sensor from us we utilize the AEM Sensor with weld on bung AEM part number 30-2010. Maf conversion Has anyone tried to do a MAF conversion on an obd1 car I have a 95 gt with klze and I would love a little better throttle response and wider power range. Maf Sensor Wiring Diagram 1997 12022 Ford 4 6l 5 4l Index Of Articles. Buy HPI 97-06 LS1 STANDALONE Wire Harness 4. Check Details Check Details. Along with the wire there is another circuit that senses the temperature of the hot wire. Apr 24, 2022. Maf sensor circuit wiring diagram (1996-1998 1. 3 Wire Maf To 5 Wire Maf Conversion Diagram? - Ls1Tech - Camaro And. center pin ) was connected in the servo board. Assembled in Wichita, Kansas with USA made OEM grade TXL wire Compatible with GM (Gen 5) LT1 Car series engines (Using an 8-Terminal "Cartridge Style" Mass Air Flow Sensor; Commonly in 2016-2019 year GM Truck, Camaro, and Corvette) Includes: 1pc. 3/5. A step by step MAF swap would be a great idea for a Sticky post. MAF Harness Wires: Signal Wire - Orange (Shielded) Ground - White. blogspot. Next, open up both the servos. 4. 3 vortec. . 0L Engine Wiring. 000 V the better. Pin2 1g Turbo MAF => Pin1 1g NT MAF. 6l. The more air flows over the wire, the more electrical current is needed to keep it hot. Not Yet Reviewed. Check the voltage at solid Green wire of the fuel injectors. Product Description: 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter. Hot wire (Mass air flow) conversion on E28 M5 3. More Details. do i have to change the main harness too? and since the dash is different will the main harness. Mass Air/Air Temp. Ls3 engine parts diagramLs3 coil wiring diagram – easy wiring Ls3 wiring diagramLs3 engine parts diagram. Assembled in Wichita, Kansas with USA made OEM grade TXL wire. 2 6. - Up for sale. I have connected the +12v, +5v, ground, and signal wires. Maf wiring harness pigtail connector 6. Install Subaru Engine 6B. The Garage. 1987 - 1996 F150 & Larger F-Series Trucks - MAF Conversion Wiring Harness Question - Will a 1995 F150 5. These are genuine GM MAF sensors, avaiable in 3. Gm Maf Sensor Wiring Diagram 29 Mar 2023. This adapter allows for the plug and play installation of late-model 5 wire GM/Delphi tube/duct style Mass Air Flow sensors in vehicles equipped with a 3 wire. Combine with one of our mass air meters, and a mass air computer for a complete conversion package. 3. $24. Pins 1-3 are a straight hookup. 3 6. That's the way to do it. The ground wire provides a path for the electricity to travel back to its source. 99 $ 53. 5 Wire GM Mass Air Flow Sensor Connector Pigtail Wiring LS1 LS2 LS6 Fits the following and many more not listed: Fits Mass airflow sensors with the following part numbers. 0 6. Check Details LS7 LS3 5 Wire MAF TO LS1 3 Wire Mass Air Flow Harness Adapter LSX LS Swap ; Adapter is used to connect an LS7 or LS3 Blade Style 5-wire MAF to the factory GM 3-wire harness connector used on many previous applications ; Including 98-02 F-Body LS1 applications to avoid cutting and splicing into your factory harness. 4l, 4. 7lMaf wire adapter help forums camaro ls1tech. 8 5. In our shop, we sold the item: 373240600751(Standalone Wiring Harness with 4L60E Transmission Drive By Cable Throttle Body LS1 Engines 4. If the MAF is bad (either because it's not producing a signal or producing an erratic one), the car's idle will return to normal and the car will seem to run fine. Made with Genuine Delphi Parts. Spectre Performance 9771 Black 4" Intake Coupler $12. 0" & 3. AFM to MAF Conversion My 1989 Porsche 944 project car has a Bosch L-Jetronic fuel injection system. Price: $16. Zolee87GT Discussion starter · #3 · Jul 5, 2003. the Take Grey/White wire and create a ‘T’ soldering it into the wire coming out of pin 35. Because they don't make a kit for this, I will be re-wiring the harness, and using a PCM and MAF out of a 95 f-150, 5. My truck has a 3 wire MAF sensor, there seems to be more performance MAF's out there in the 5 wire type. I have a handful of wire color mismatches that I'll finalize and post a summary of later, compiling several resources into one chart. Vafc2 wiring diagram The Ground (-) wire from the MAF meter harness needs to be spliced into the existing black/green wire in position #40 or #60 of the EEC connector. Ls1 Maf Wiring Schematic - Wiring Diagram Check Details Sensor maf hhr chevy wires plug run need know iaf 2009 into there luck good. 0. First – A little history: Starting back in 1986, Ford used the Speed Density EEC-IV Engine Management System in the Fox Body Mustang. BUT there is a 6th black cable which I dont remember where. Is the Voltage low there also? Defective injectors could pull the voltage down, disconnect one at a time, watch voltage. Ribu1s wiring diagram collectionWiring vafc2 to maf car : mass air flow sensor hot wire symptoms of a 928 tech tipsMars 10585 wiring diagram. Note, your Tee’ing the portion of pin that leads to 9 the engine bay. LS Gen 4 Mass Air Flow 5-Wire Sensor Pigtail Connector Wiring Tube Style. . 8 5. 0l, y 5. Also, can use the 99-02 RED/BLUE connector PCM with some additional modifications. edu (This is specifically for ’87-’88 SD 5. Check Details. MAF Adapter - 3 to 5 Wire. Visit the Michigan Motorsports Store. 1986 Mustang GT Medium Canyon Red 5 speed 5. Spectre 9705 4" Polished Aluminum MAFS Adapter $23. they measure air volume. c. 040 V. Knowing the wiring schematic of the MAF sensor is important for testing the sensor or other related work. Shop Amazon for 3 Wire to 5 Wire MAF (Mass Air Flow) Adapter With IAT (Intake Air Temperature) For LS1, LS2, LS6, LQ4 and find millions of items, delivered faster than ever. Dual aluminum wire bonding ensures a more reliable and longer lasting product. The Signal (-) wire from the MAF meter harness needs an EEC pin which then gets inserted into position #9. 0l gm ls ls1 ls6 swap vortec standalone wiring Ls1/ls6 swap conversion wiring harness drive-by-cable auto 4. 5 Wire Mass Air Flow Sensor Pigtail Includes 12 inches of 22ga automotive wire Convert 2 and 3 wire Mass Air Flow over to single plug Lingenfelter 100mm Mass Air Flow Sensor LS1, LS2, LS6 compatible5 Wire Mass Air Flow Extension 12" MAF Harness Fits 5-wire 4. A MAF uses a hot wire or hot film. Nothing goes here B. 3-Wire MAF Sensor. Your problem is simple, the wiring harnes you have changes the injector firing order to a non-HO firing order, and the 5. New MAF adapter harness. Adapters and Extensions. Maf ls6 ls1tech exatin ls3 e46 ls7 pigtail lsx ls2 lq4 chmp lq9 diagrams99-03 4. The locator & schematic are from my local version of WDS, which is BMW's electrical system documentation. 20V hot wire MAF conversion? 1659 Views 7 Replies 5 Participants Last post by RWDCelicadude, Nov 28, 2006 Jump to Latest R. Black Wire-PWR GND (Main Ground) This wire must be spliced into pin 40 or 60 on the 60-pin main connector. WEC-AE-MFC-0060. 4 Wire Maf Sensor Wiring Diagram - Wiring Diagram Schemas. This signal is not compatible with the Gen III PCMs. 8048 Views 30 Replies 12 Participants Last post by 95'DLX, Sep 18, 2012 Jump to Latest C. ** This is VERY obvious as a hot wire MAF setup is WAY more efficient than a VAF setup. Wiring vafc2 to maf car : mass air flow sensor hot wire symptoms of aWiring diagram maf bosch / aan ecu t55 pin out with hyperlinks to I need 2002 volkswagen passat 1. 99. Ls3 engine wiring diagramLs3 engine parts diagram 3 wire maf to 5 wire maf conversion diagram?Need help with setting up an e67 ecm ls3. Has the adapter 4L80E harness that you will have to pin 2 wires into the blue pcm. 95. 5 M88. With your eyes and hands. 86 GT. Maf Wiring (383 products available) Mass Air Flow MAF Sensor Connector 6 wire Harness WPT-1091 WPT-102 $0. 8l, 5. 99. $29. C - add pin 9 of ecu. HTYSUPPLY MAF Mass Air Flow Wiring Conversion Adapter Fits 05-10 Mustang to 96-04 MAF Sensor. Michigan Motorsports LS1 3 Wire to LS2 LS6 LQ4 Vortec to 5 Wire MAF Adapter. This is a new MAF adapter harness to allow you to use an LS3, LS7 style Mass Airflow sensor with your LS1 harness (that has separate IAT and MAF connectors). LS2 5 Wire MAF Mass Air Flow Sensor to 3 Wire Harness Adapter with IAT. Vafc2 wiring diagramb. 4. LS series engines (Using a 5-wire Mass Air Flow Sensor and 2-wire Intake Air Temperature SensorI; ncludes: 1pc wire adapter breakout harness (MAF extension is. The large Orange wire is the +12V that runs from the ECM into the Fuel-pump, new MAF sensor, and new MAF burn-off relays. 70MM MAF from 94-95 Mustang GT - $40-$70. Toyota mass air flow sensor (MAF). The Lancer Evolution features a hot-wire Mass Air Flow (MAF) sensor. $30. LS3/LS7 5 Wire Blade Style MAF Mass Air Flow Pigtail Harness, GM. Pin 4, the CO potentiometer signal, is. Buy ICT BIllet Wire Adapter Harness LS Gen 3 5-wire MAF to 5-wire LS3 Card Style IAT Mass Air Intake Temperature Sensor Compatible with GM Vehicles and RPO codes LS1 LS6 LM7 LQ4 4. Locate the 3 connectors for the 3 emissions control valves (Thermactor air diverter, Thermactor air bypass, and EGR vacuum control). Share this. We wishes check all three connectors in turn. ICT Billet MAF/IAT Breakout Harnesses WAMAF40-6. Not Yet Reviewed. Maf diagram wiring iat silverado sensor wire gmc sierra 3 wire maf to 5 wire maf conversion diagram? Sensor wiring diagram flow maf mass air toyota o2 repair gm airflow guide fuel fig autozone Circuit flow air toyota mass volume corolla sensor maf diagram wiring wire repair p0100 manual temperature3 wire maf to 5 wire maf conversion diagram?Maf mustang pinout wires Bosch 0281002735 maf sensor wiring diagramSensor wiring maf diagram bosch schematic connector airflow looking. DigiAutoPart Mass Air Flow (MAF) Sensor Connector wiring harnesses 3U2Z14S411FJAB. The BMW that I bought had come with a few extras like a CAI with a LS3/7 style MAF to fit it. Buy ICT BIllet Wire Adapter Harness LS Gen 3 5-wire MAF to 5-wire LS3 Card Style IAT Mass Air Intake Temperature Sensor Compatible with GM Vehicles and RPO codes LS1 LS6 LM7 LQ4 4. 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the wide-spaced GT150 Series connector (2006+ Z06 Corvette) in a 3-wire MAF car. Thanks for looking. RED wire: Supplies the MAF sensor with battery power from the PCM power relay in the power distribution center under the hood. TPI MAF Sensor (1985–1989) The TPI MAF sensor outputs a 0–5V analog signal to the ECM. 99 $ 19. Part 1 -How to Test the MAF Sensor GM 3. 1 HEMI, Edelbrock E-Force TVS-2300, 9psi. Connect the BLACK wire to where the potentiometer wiper (i. Step 2: Detect the Power Supply. Here is a schematic showing the ADU G70 MAF wiring schematic: When you turn the engine off, the Holding Relay sends power to the MAF via Pin 37/55 to Pin 4/5 of the MAF connector for 5 seconds to burn-off any contaminants on the MAF hot wire. 0L, EV1 - Syringe Plug and 3 pin MAF,Wire Harness connectors,Wiring Harness (4L60E DBC) 5. 16. Out of the blue the car acts like the MAF is unplugged. There's not much to it really, you need to salvage a wiring harness from a MAF truck, remove the injector and MAF meter wiring to create a little overlay harness and then install that on your truck. Part Number: CEI-102080. $25. 3 6. pngHow to install a vafc in a acura integra dc2 Maf wiringMaf wiring. The mass airflow meter controls the temperature of the hot wire by constantly measuring the cold wire for any ambient temperature changes. 2. If you have any. 3 wire maf to 5 wire maf conversion diagram?Gm maf sensor Parte 2 -cómo probar el sensor maf gm 3. Wire AWG Size Conversion Calculator. Check Details. I know how to wire it, but dont know if the safc2 can translate it. Hot wire MAF. 67Note that most aftermarket tachometers work with a 12-volt signal. Ford 5. When converting your LT1 or LS1 from the factory 3 wire MAF to an 85mm 5 wire LS2 style MAF, you will need this MAF adapter to attach to the factory harness. (3). On my. Adapter Harnesses; Extension Harnesses; Best Sellers. Is it something to do with messing with the in 01 out 0x setting?3660 posts · Joined 2008. This reading. This photo shows the connectors for the new. 2011 M3 Sedan. below. Here is a wiring diagram of a pnp sensor. Pin# 3 & 5 is the. How to Unlock macOS Watch Series 4. Maf wiring. How to convert from 1G Non turbo MAF to 1G Turbo MAF. wire and cut the connector pin off. $19. 95 in the US 48 States Only. 335. This sensor uses a hot film-grid instead of a hot wire. truck pin 8 to pin 19 of mustang ecu. 0 1997. 3/30/2013. Seat control switch 6. 32 posts · Joined 2009. They are completely plug and play with four wire hookup (switched power, constant power and ground connections required). 12v V6 Discussion - Wiring MAF 4-pin - please help me - I have a 4-Pin adapter to my MAF. 63 wagon L33 4L60E 12 Bolt 3. Received 0 Likes on 0 Posts. com: 3 Wire to 5 Wire MAF (Mass Air Flow) Adapter With IAT (Intake Air Temperature) For LS1, LS2, LS6, LQ4 : Automotive Sep 13, 2016. According to the wiring diagram in the haynes manual for the truck, pin 8 on the computer goes to the fuel pump relay and fuel inertia shut off. DigiAutoPart Mass Air Flow (MAF) Sensor Connector wiring harnesses 3U2Z14S411FJAB. Submitted: 12 years ago. Knowing the wiring schematic of the MAF sensor is important for testing the sensor or other related work. 5 Pin Female MAF sensor connector Mass Air Flow Engine Plug Fit Toyota Lexus is3. Contact us about a wiring kit for the 1/8" NPT Thread Air Temperature Sensor found on AEM part number 30-2014. 7 4 ratings. 99. $18. Plug-And-Play adapter converts the 3-wire LT1 engine harness connector to plug directly into the 5-wire LS1 MAF sensor. The Non HO 5. Additional information. Incorrect wiring can cause damage to your ECU. Same goes for. 57 x 2 Amazon 4. This wire is earthed somewhere in the chassis. RECENT POST. 3l, 6. 8 to '99 2. 5 PK - 439 - Ignition 1 Voltage. Maf mass5 wire maf sensor wiring diagram 5 wire maf sensor wiring diagram : mass air flow sensor wiring diagram3 wire maf to 5 wire maf conversion diagram?. HOWEVER, i want to convert my car using OEM wiring. This Mass Air Flow Sensor, MAF connector harness fits most Ford application from 1995-2007. info inside!! Underhood Fuse Block, 2000-2007 Pickup/SUV 4. Gm maf sensor wiring diagram : i have a 2003 5. The Ground (-) wire from the MAF meter harness needs to be spliced into the existing black/green wire in position #40 or #60 of the EEC connector. the 5 wire Wiring diagram yukon denali sensor maf silverado iat connector 2007 wires chevrolet gmc gm nissan air mass flow but schematic Ls1 maf sensor wiring diagramIt splices in to you iat wire harness located at the intake tube between the air filter housing and throttle body. 6l. Revhead Posts: 61 Joined: Nov 26, 2007 6:58 PM Location: London, England. 8 uses the HO firing order. On the side of the MAF closest to the throttle body, there should. Ford wire iat expedition sensor maf connector 2008 two control ron tech repairMaf impreza iat sti flow wrx meter intake locate suburban rb25det solder Maf fixya stangnet5 wire. Figure 4 . Maf wiring questionApexi vafc wiring diagram How to install a vafc2 in a honda civicWiring vafc2 to maf car : mass air flow sensor hot wire symptoms of a. LS7 / LS3 5 WIRE MAF TO 3 WIRE HARNESS ADAPTER $22. ngc1068. The 3 pin MAFS are older , and do only one thing . 6L80E T43 6L90E Transmission Connector Pigtail. This harness allows you to. 1 ECU uses a mass air flow based fuel injection system. 8048 Views 30 Replies 12 Participants Last post by 95'DLX, Sep 18, 2012 Jump to Latest C. Check Details O2 sensor wiring colors 2006 ford f150. 7, and 6. This Harness is used to connect an LS3 or LS7 5-pin MAF to an L76 5 Wire MAF Harness without having to cut and splice into your factory harness. The green signal wire is shielded/insulated along with another black wire. The signal wire is used to send the information from the MAF sensor to the ECU. 1l, 3. $12. Check Details. 0 Into 1998 Ford Ranger. converting from 3 wire to 5 wire MAF. #1 · Jun 12, 2021. 5 posts · Joined 2021. 12 volt Positve F. 5 Wire Maf Sensor Wiring Diagram : Where do I locate the IAT sensor on. Maf wires mazda sensor volts use air connector which pid. Wiring Harness 4. the 5 wire[diagram] toyota maf sensor wiring diagram full version hd quality. All PSI Harnesses are. GM GEN III LS1 LS2 And Vortec Mass Air Flow Sensor (5 PIN MAF) (1997 - 2007). Answered in 28 minutes by: 2/17/2011. 3 vortec. The 108136 is not. 5 O2 Sensors: The 1990 MAF computer wiring diagram shows using a 4 wire O2 sensor. the 5 wire. ICT Billet LS Gen 3 MAP Sensor Vehicle Harness to Pressure Transducer- 6" Wire Adapter Harness PSI Conversion Aftermarket 3 Wire WAMAP32-6. Estimated Ship. Vast will hook you up witha wiring kit, labeled and ready to go and already setup witht he proper plug for the hitachi sensor for 40 bucks. Mass Air Flow Wiring Diagram Audiforums Com. . Make sense of complex maf sensor pin connectors with expert guidance - explore 3, 4, and 5-wire mass air flow sensor wiring diagrams to understand your car's. 8 5. 000 +- 0. There's basically no benefit to a 3. With the price of replacing the OEM Mitsubishi MAF, it's really more beneficial to make the switch to the GM-MAF and MAF-Translator which would not only replace your. All harnesses designed for speed density Mustang, Thunderbird, Cougar, Mark VII, Crown Victoria, Grand Marquis, & Town Car. 99. New MAF “Conversion Harness”, #CH-6811-F, by “IST” (this is a MAF connector with four, 10 foot wires connected, a few pins to insert into the 60 pin EEC-IV computer, instructions). BASIC PRINCIPLES In general, a “hot wire” MAF sensor produces an input to the PCM when a low-amperage electrical current is passed through a metal-film resistor suspended in the MAF’s air stream. Note that most car sensors have a reference supply of 5 volts, but the MAF sensing needs 12 voltages. I have a 88’ LX and wanted to convert to MAF so I could upgrade heads intake cam. ICT Billet LS Gen 3 MAP Sensor Vehicle Harness to Pressure Transducer- 6" Wire Adapter Harness PSI Conversion Aftermarket 3 Wire WAMAP32-6. - My 1993 90 with an MMS200 ecu, which came with a skinny housing 4 wire MAF sensor, is now happily running a fat 3 wire MAF, sensor electronics and all. 1986 Saleen Black with Silver Stripes 86#009. Who know what to do with the extra 2 wires ? the Stock 90MM lightning MAF has 4 pin & the stock 05 connector has 6 pin. 1l, 3. Wiring diagram for 5 wire maf 3 to dtc p0101 how service ls1 my nissan sensor full gm iat wires in toyota pin 350z free 5wire ls7 adapter bar map subaru b14becd 2007 maft pro diagrams 2004 gto mass air flow questions z32 5volt ref o does anyone have a pcm painless test the 4 8l 3l 6 0l ka24de tps evo 8 f71adda 2001. 5; Wiring, Ecu, MAF? Subaru Conversions Welcome to the North American Subaru Impreza Owners Club. the 5 wire Wiring diagram yukon denali sensor maf silverado iat connector 2007 wires chevrolet gmc gm nissan air mass flow but schematic Ls1 maf sensor wiring diagram It splices in to you iat wire harness located at the intake tube between the air filter housing and throttle body. 7 Air Cleaner Assembly with Integral Mass Air Flow Sensor – FR3Z -9600 -B, FR3Z -9B659 -C, FR3Z -9F763 -B IMPORTANT NOTE: The calibration of the PCM you have received requires use of this air box/MAF sensor system exactly as. Black Wire-PWR GND (Main Ground) This wire must be spliced into pin 40 or 60 on the 60-pin main connector. I ran mine for months without it, and did not have a problem. injectors with an OBDII car as they had adequate injectors from the factory. With that said, what harnesses do I need? I know i need the MAF harness under the. 3 wire maf to 5 wire maf conversion diagram? - LS1TECH - Camaro and. Also got, from a 91 Mustang, a Processor, Processor plug with a few inches of wire, MAF sensor, BAP sensor. Had a question about the ground wire that's in the same loom as the injector harnesses. 28 Amazon 3. What should I do? Customer Question. 99 $ 32. 1996-1997 MAF Sensor Wiring Diagram (1. More Details. 8 had a small sensor with 1 wire whereas the newer 2,5 had a newer 3 wire sensor,. 99. Remove Vanagon Engine 5. 4 Pin Maf Sensor Wiring Diagram - Wiring Diagram Schemas. Part Number: ICB-WAMAF40-6. The engine burns the air that enters the PCV system so, if the fresh air port is prior to the MAF then, this air will enter the engine without being measured by the MAF and adverse engine operation may occur. C5 Tech - Maf - Doing a 75mm 3 wire to 85mm 5 wire MAF mod. I’m checking the MAF wiring, all wires have good continuity to computer, and the voltage values are as follows with key on engine off: Far left. 3 wire maf to 5 wire maf conversion diagram? – LS1TECH. Some 1986 trucks (maybe others too) use a 3 wire O2 sensor. Adapter is used to. routes through to avoid wire damage. This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the wide-spaced GT150 Series connector (2006+ Z06 Corvette) in a 3-wire MAF car. They can simply go inline before the throttle body. 0 mustang with the speed density fuel management, i bought a maf engine harness from a 90 5. However, LS controllers use a 5-volt signal which is not directly compatible with most aftermarket tachometers. 00 : Tweak'd. In research on Ls swapped vehicles when converting to a 5 wire the MAF you can purchase a MAF pre calibrated so it should be plug and play. If reading in step 4 is off by more than 0. . . This can save a customer hundreds of dollars for a complete wire harness and the labor to install it. It is commonly found in late 1980s and early 1990s fuel-injected vehicles. Instead of the sensor "seeing" manifold pressure via a vacuum hose from the intake, it sounds like the sensor is now exposed to ambient or barometric pressure via the open port on the sensor which. 3 Wire To 5 Wire LS3 Blade Style MAF Harness Adapter This adapter harness allows for plug and play installation of a late-model GM / Delphi 5-wire MAF using the wide-spaced GT150 Series connector (2006+ Z06 Corvette) in a 3-wire MAF car. Dimensions.