Bmw E46 Engine Wiring Harness Diagram

This harness is perfect for a bmw e46 1999 2006 with the gm ls1 cable throttle engine swap. Key to motronic engine control system wiring diagram picture 11 12 1.

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Electronic control unit ecu 2.

Bmw e46 engine wiring harness diagram. Wiring harness engine trans. E46 wiring diagram e46 1999 2006. E46 1999 2006 the fourth generation 3 series e46 chassis was introduced in 1999 and set the standard for engineering and performance during its years of production including being named to car drivers 10 best list every one of those years. This harness is perfect for a bmw e46 1999 2006 with the gm 60 liter ls2 engine with electronic throttle drive by wire engine swap. This is a 2 part video where we will show you the difference in wire harness set up between bmw e39 5 series models such as 525i and 530i and bmw e46 3 series models such as 325 and 330. Speed control relay 3. I labeled the majority of the connectors but a missed a few and its been a couple years. I removing wiring harness in bmw m52tu engine same as m54step by step removal so intake manifold will be next please visit my website httpwwwelbowgrease. First one 3 connectors coming off the harness for the fuel injectors. View the e46 wiki. This harness was developed in house on an actual ls1 engine to ensure a perfect fit to all engine connections. This harness was developed in house on an actual ls2 engine to ensure a perfect fit to all engine connections. Shop bmw x5 wiring harness engine grbx. Trans system electrical oem bmw part 12537531992. Name that connector e46 engine harness car is a 2000 323i swapped motor but using some of the original harness still for gauges hvac etc.

General e46 forum this is the place to get answers opinions and everything you need related to your e46 sedan coupe convertible and wagon bmw. The one with green tape just says head intake side next one on the main engine harness they. Name that connector e46 engine harness so one must be for oil pressure not sure about the other one has 2 wires one is a single wire you can see where the loom is pulled back.