Ls1 Ac Diagram

The va system provides ground for the relay coil. Air conditioning guide february 15 2015 by ls engine diy all too often pcm controlled or monitored air conditioning is overlooked after the engine has been swapped the new wire harness has been installed and custom calibrated pcm has been received from the tuner. Components needed ls ac compressor duh ls ac pressure sensor might want to get the line it attaches to as well.

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The fox body is the most popular as well as the simplest.

Ls1 ac diagram. Ac ls swap c10 part 2 brake master upgrade console tires duration. Air conditioning install vintage air gen iv surefit chevy c10 truck a c duration. The hvac electrical diagrams for the s14 span 6 pages the vette diagram doesn t even fill 1. Upgrading to gen iii ls series pcm.

So a relay will be needed to send 12v to the ls1 ecu. Pin 43 of the ls1 ecu is the clutch relay control it uses ground. Ignition module bank 1 1 3 5 7 bcm and fuel pump starting system schematics ignition module bank 2 2 4 6 8 battery and ignition switch ect engine oil level cruise module. Ict billet ac bracket review ls1 ls2 ls3 or vortec 5 3 part 551494 3 duration.

I tapped into pin 14 on the 240sx climate control unit to get 12v. The ls is a compact power plant which makes the swapping process much easier than with many other engines including the ford modular 4 6l and coyote 5 0 engines. Want to integrate 12200411 pcm control of the ac compressor with my vintage air system. Fuel injectors air pump and iac charging system schematics.

Every model is capable of taking an ls between the fenders. I used the ground signal coming from pin 13 to close the coil and send 12v to the ls1 ecu. I just went though the wiring for ac on the vette and the camaro into an s14 it s actually pretty simple. Looking at the wiring diagram for a 2002 corvette it looks like the ac request pin on the pcm is grounded by the ac controller manual control however on 2002 camaro schematics it looks like the ac request is switched to 12.

Air conditioning install vintage air gen iv surefit. Full octane garage 10 582 views.