Schematic Wiring Diagram

Ac Wiring Diagram Ls Swap and Ls Engine Sensor Diagram

This post categorized under Wiring and posted on June 5th, 2020.
  • 1999-02 LS1 PCM pinouts (Camaro Firebird) Corvette similar PCM connector (BLUE) Pin Wire Color Circuit No. Function 1 BLK 451 PCM Ground 2 LT GRN 1867 12 Volt Reference- CKP Pin C 3 PNKBLK 1746 Fuel Injector 3 Control 4 LT GRNBLK 1745 Fuel Injector 2 Control 5 -7 -- -- Not Used
  • Ensure all engine and wiring harness grounds are clean and secure. Minimum inch braided strap from the engine to the vehicle chvectoris is recommended. Ensure the MAF sensor is oriented correctly in the induction (it will only read correctly in the proper direction). An arrow is located on the sensor indicating correct flow direction.
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  • Check engine light computer connectors brake switch wiring gear shift indicator wiring tachometer signal fan relay control fuse block fuel pump relay connector (These emission sections are not included in the 60508-9 harnesses) air pump air bleed canister purge canister vent air pump and air sovectoroid relays.
  • FiTechs Ultimate LS kit comes with a knock sensor control and is custom cam friendly. Included are several timing curves that are each tailored for different camshafts final drive gearing and vehicle weight. The Ultimate LS system will allow for both EV EV6 and truck injectors with interchangeable injector harnesses. Engine Protection Feature
  • GM trucks started using this type of engine in 99 with the 4.8L and the 5.3L. Be careful since in 99 the Chevy truck also used the 4.3 5.0 and 5.7 all of which are non-LS engines and for the most part will not pertain to the information below. By 2001 all GM Trucks with a gasoline V8 (other than the 8.1L) could be considered an LS
  • Keep sensor wiring away from high voltage or noisydirty components and wiring especially secondary ignition wiring ignition boxes and vectorociated wiring. Use shieldedgrounded cable that is supplied for wiring crankshaft and camshaft signals. Properly solder and heat shrink any wire connections.
  • LT1 POWER MODULE WIRING DIAGRAM AND INSRUCTIONS Thank you for purchasing our product. We do everything we can to provide you with the most current and up to date diagrams. Please verify pin locations in these diagrams carefully and if they are incorrect email me at pmcmahonnethere.net Ability to use a Digital meter is a must.
  • This harness is designed to be a complete wiring system for the fuel injection system used on General Motors 2003 - 2006 4.8L 5.3L & 6.0L Electronic Throttle also known as Throttle by Wire or Fly by Wire engines and to control the 4L60E 4L65E 4L80E 4L85E automatic
  • vectorLE E-ROD Crate Engine Control System REV 31MR11 PART NO. 19257246 PAGE OF DATE REVISION AUTH 2 PERFORMANCE PARTS GM 30 Mvector Air Flow (MAF) Sensor NOTE It is critical that the MAF sensor is mounted per the in-structions below. Vehicle performance andor driveability may be affected if it is not mounted as recommended.

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LS2 Swap Wiring Diagram