Ls Map Sensor Wiring Diagram

The primary wires are 16 gauge with 12 gauge for heavy draw items such as the headlights.

Ls map sensor wiring diagram.

The early gm map sensor top has a provision for being mounted just about anywhere it fits. All that is required is a vacuum hose from the intake manifold plenum to the sensor. Function 1 blk 451 pcm ground 2 lt grn 1867 12 volt reference ckp pin c 3 pnk blk 1746 fuel injector 3 control. This will allow the computer to supply a reference voltage to the map sensor.

1999 02 ls1 pcm pinouts camaro firebird corvette similar pcm connector blue pin wire color circuit no. The map sensor uses a three wire connector. Primary wire is typically an 18 gauge wire and is the most common wire found in wiring harnesses. This is a discussion on map wiring within the computer tuning forums part of the lsx technical help section category.

Checking for reference voltage. Turn the ignition key to the on position but don t start the engine. You need to identify the signal reference and ground wires using your vehicle repair manual. The wire in painless performance kits runs a little larger than the standard.

The ls1 ls6 ls2 map sensor bottom left is sealed to the intake manifold with a rubber seal. Map sensor pin c 49 50 not used 51 dk blu 496 ks 1 signal front sensor pin a.