Gm 3 Bar Map Sensor Wiring Diagram

So the only thing i can think of is the gm 3 bar map sensor is bad. Sensor map 02 airflow tps knock idle solenoid controll coolant temp. 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.

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That screen shot is showing the linear per volt.

Gm 3 bar map sensor wiring diagram.

Pdf epub ebook category. 4 6 5 from 836 votes. But for some reason i had 3 25 volts from the signal wire which is the green red wire. 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.

Wiring diagrams gmc. Xbut 4237 haltech map sensor wiring diagram base website enthalpydiagrama madbari it. 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. A 20 300kpa sensor that uses characteristic curve 1.

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. 2020 aug 16 13 29 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. If you run into an electrical problem with your gmc you may want to take a moment and check a few things out for yourself.

Anyway i wired the stock map sensor back up and the car started and runs fine. Gm 3 bar map sensor wiring diagram pdf size. 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. 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.

Scroll to page 3. It s the same as part 0 281 002 437. You need linear per five. 0 4v is 20kpa 4 65v is 300kpa work the mx b and you ll find a map sensor linear of 329 41kpa and a map sensor offset of 6 35kpa.

Gm 2 bar map sensor wiring diagram 3 calibration g4 link engine management identification information 1 ls3 ls7 5. I used my volt meter and i had 5 volts coming from the yellow red wire.