Gm 3 Bar Map Sensor Pinout

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.

Gm 3 bar map sensor pinout. Map sensor gm 3 bar manifold absolute pressure sensor standard compatible with the ms3pro and all flavors of the megasquirt ems microsquirt ems. Map sensor assembled in the usa unlike the current delphi production. Posted in an existing thread in the gen 4 section but they weren t much help. Chevrolet performance map sensors are high quality direct fit replacements for worn or malfunctioning map manifold absolute pressure sensors.

To wire a gm sensor 3 bar sensor you need to. Calibration is linear with 1 1 kpa at 0 volts and 315 5 kpa at 5 volts. I am building a 02 lq4 with lsa heads and a ls3 intake and was wondering if the 12592525 3 bar sensor off the ls9 would be a plug and play with the correct harness using the custom 3 bar sd os on a 02 silverado pcm. 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.

These sensors accurately produce voltage or frequency as intake manifold pressure changes and the computer uses this information to measure. 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. Run a single sensor output wire from pin 1 square of the map holes on the pcb to a free pin on the db37 use 25 which can be connected by running the sensor output wire you just installed to x11 on the pcb then run a wire from this pin 25 on the db37 to pin b on the sensor. Find chevrolet performance map sensors 12592525 and get free shipping on orders over 99 at summit racing.