Gm 3 Bar Map Sensor Wiring Diagram

Gm 3 bar map sensor wiring diagram pdf size.

Gm 3 bar map sensor wiring diagram.

Installing a 3 bar map sensor to get ready for boost on my 2000 chev silverado 1500 ls turbo truck project with 411 ecu. These 2 and 3 bar map sensors are a direct fit to the lt1 and ram jet 502 intake manifold but because the connector key configuration is not the same the 1 bar green. 4 6 5 from 841 votes. Formula for the gm 3 bar map sensor is v 8 94 14 53 i have no idea why it s 14 53 and not 14 696 rounds up to 14 7 but it works out on gm s chart every time.

This will allow the computer to supply a reference voltage to the map sensor. Wiring diagrams gmc. Next video will show the installation of the hp tuners 3 bar enhanced os. For supercharged or turbocharged engines a 2 bar map gm 12569241 supports up to about 14 7 psi boost and a 3 bar map gm 12223861 supports up to about 29 7 psi boost.

Turn the ignition key to the on position but don t start the engine. 2020 sep 14 19 23 rating. It is possible that detroit is slightly above sea level and you can use 12 11 in the formula for 1 mile above sea level. Before you dive in with a multi meter you will want to obtain a free wiring diagram for your specific model you may need to locate a specific color wire and its exact location.

The map sensor uses a three wire connector. Checking for reference voltage. It is possible that detroit is slightly above sea level and you can use 12 11 in the formula for 1 mile above sea level. You need to identify the signal reference and ground wires using your vehicle repair manual.