Gm Flex Fuel Sensor Wiring

An acdelco gm original equipment flex fuel sensor monitors the ethanol content of the fuel in your flex fuel vehicle and is a gm recommended replacement for your vehicle s original component.

Gm flex fuel sensor wiring.

The 3 wire brown plug is the side you want to keep. The flex fuel sensor signal is used by the engine control module to adjust the air fuel mixture and ignition timing for efficient operation. Direct plug in sub harness for holley terminator and dominator wiring harnesses with 4 pin power tap plug. Available for 4 pin gm alternators.

Showing all 4 results. The flex fuel sensor uses quick connect style fuel connections an incoming fuel connection and an outgoing fuel connection. Flex fuel connection works with many oem and aftermarket flex fuel ethanol content sensors. Flex fuel composition sensor.

The flatter black plug with 4 wire positions can be removed as well as the tape around the wires. All fuel passes through the flex fuel sensor before continuing on to the fuel rail. I show you how to run the wire remove the harness from the pcm and what pin needs to be added to the stock computer. 13352241 this is a wiring harness specifically for the flex fuel sensor.

Ms3 flex fuel install the first thing you will want to do is enable flex fuel under fuel flex sensor settings tab it will look like this note this is the settings for the chevy style sensor with temp and content hz being 50 150 look below to see the difference. The 3 wire brown plug is the side you want to keep. Flex fuel fittings 3 8 gm spring lock. In this video i wire up the flex fuel sensor that we swapped in last week.

Available as alternator only flex fuel only or combination of both. Come on in let s get you squared away. Plug and pins only flex fuel composition sensor. Inputs and can expansion products flex fuel sensors.

The flex fuel sensor measures the fuel alcohol content and sends an electrical signal to the engine control module ecm to indicate.