Gm Flex Fuel Sensor Wiring

Flex fuel connection works with many oem and aftermarket flex fuel ethanol content sensors.

Gm flex fuel sensor wiring.

Come on in let s get you squared away. The flex fuel sensor uses quick connect style fuel connections an incoming fuel connection and an outgoing fuel connection. Direct plug in sub harness for holley terminator and dominator wiring harnesses with 4 pin power tap plug. 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.

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. 13352241 this is a wiring harness specifically for the flex fuel sensor. The flex fuel sensor signal is used by the engine control module to adjust the air fuel mixture and ignition timing for efficient operation. Plug and pins only flex fuel composition sensor.

All fuel passes through the flex fuel sensor before continuing on to the fuel rail. The flatter black plug with 4 wire positions can be removed as well as the tape around the wires. The flex fuel sensor measures the fuel alcohol content and sends an electrical signal to the engine control module ecm to indicate. Flex fuel fittings 3 8 gm spring lock.

Product specs and features. The 3 wire brown plug is the side you want to keep. In stock ready to ship. Flex fuel composition sensor.

Available as alternator only flex fuel only or combination of both. Available for 4 pin gm alternators. Showing all 4 results. 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.

In this video i wire up the flex fuel sensor that we swapped in last week.