Gm 3 Bar Map Sensor Wiring Diagram

Map sensor is easy set your linear and offset settings to 3051033 for that map sensor. Formula for the gm 3 bar map sensor is v894 1453 i have no idea why its 1453 and not 14696 rounds up to 147 but it works out on gms chart every time. Posted in an existing thread in the gen 4 section but they werent much help.
gm 3 bar map sensor wiring diagram

Gm Map Sensor Identification Information 1 Bar 2 Bar 3 Bar

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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. Click the register link above to proceed. Calibration is linear with 11 kpa at 0 volts and 3155 kpa at 5 volts. Map sensor gm 3 bar manifold absolute pressure sensor standard compatible with the ms3pro and all flavors of the megasquirt ems microsquirt emsmap sensor assembled in the usa unlike the current delphi production.

Compatible with standard keying of gms 3 bar map sensor. Choosing a 3 bar map sensor when map values do not exceed a 2 bar map sensors range results in loss of lookup table resolution definition for proper fueling. I have a new dominator efi system. If you have an ls1 you may also need a pigtail to adapt the electrical wiring harness to the bosch.

Colors are the harness and numbers are location. This plug features 6 of pigtail and is ready to be added to your wiring harness. How to install or replace a map sensor 3 bar for gm ls v8 for boost supercharger or. 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.

The map connector that it came with would not work with my gm sensor 12592525 3 bar. I did rewire it but it was not in the same wire location i wired it per the gm directions which i will list below. I was able to get a new connector but trying to know if anyone has had this problem. If you plan to run speed density you may also have to upgrade the tune file to support that sensor.

Next video will show the installation of the hp tuners 3 bar enhanced os. Gm 12592525 3 bar map sensor if this is your first visit be sure to check out the faq by clicking the link above. It is possible that detroit is slightly above sea level and you can use 1211 in the formula for 1 mile above sea level. Be sure to take advantage of a pcm custom operating system upgrade when using a 2 or 3 bar map sensor so that the pcm works best with the 05v range of the map sensor.

Depending on computer you are running will determine if there is a 2 or 3 bar upgrade available. Color coding when used with our 3 bar map sensor is as follows.