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 larger wires that feed heavy draw circuits are typically 14 to 12 gauge. The wire in painless performance kits runs a little larger than the standard. 1999 02 ls1 pcm pinouts camaro firebird corvette similar pcm connector blue pin wire color circuit no. Turn the ignition key to the on position but don t start the engine.

I need to wire a ls3 map pigtal onto my ls1 harness does anyone have the diagram for the ls3. The early gm map sensor top has a provision for being mounted just about anywhere it fits. Map sensor pin c 49 50 not used 51 dk blu 496 ks 1 signal front sensor pin a. The ls1 ls6 ls2 map sensor bottom left is sealed to the intake manifold with a rubber seal.

You need to identify the signal reference and ground wires using your vehicle repair manual. All that is required is a vacuum hose from the intake manifold plenum to the sensor. Primary wire is typically an 18 gauge wire and is the most common wire found in wiring harnesses. The map sensor uses a three wire connector.

Checking for reference voltage. This is a discussion on map wiring within the computer tuning forums part of the lsx technical help section category.