Gm Map Sensor Wiring Diagram Free Download

In an effort to keep costs down general motors management has drastically reduced the range of north american 2009 models focusing on selling just three models.

Gm map sensor wiring diagram free download. Workshop and repair manuals service owner s manual. Lucerne lacrosse allure in canada and the 2008 potential bestseller. The maf sensor produces a frequency output. Trouble code 33 indicates that the mass air flow maf sensor is reporting more air is entering the engine than makes sense based on rpm and tps.

A power wire ground wire and a signal wire. 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. I have a new dominator efi system. Weld the boss in place before installing the sensor.

Be sure to weld the mounting boss correctly the sensor will only mount one way in the boss see diagram. 14 buick wiring circuit diagrams. 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. Colors are the harness and numbers are location.

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. Chevrolet vehicles diagrams schematics and service manuals download for free. The map connector that it came with would not work with my gm sensor 12592525 3 bar. The map sensor is powered by a 5v source so you can t just plug it into any power source.

You have to find the power source for the stock map sensor. The maf sensor must be oriented correctly in the induction system note the arrow on the sensor indicating flow direction. Wiring diagrams spare parts catalogue fault codes free download. Around 30 hz at idle to 150 hz under acceleration.

Wiring diagrams gmc. 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. You also need to find the signal wire for the stock map sensor. 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.

Look above buick enclave lucerne lacrosse lesabre rendezvous rainier regal riviera terraza verano owner manuals pdf. Here is a pinout diagram for the ecu. Trouble codes gm obd trouble codes gm code 33 code 33 map sensor or maf sensor depending on the enigne. I was able to get a new connector but trying to know if anyone has had this problem.

Need wiring diagram for charging system we will provide you with the basic free wiring diagrams in an email that can be viewed saved or printed for future use.