Z4 2003 2.5i e85 not starting

[Hannes du randt]

Hi . Removed starter at it was only making a click noice and not starting, Need help!! the two small wires at the.back of starter one is black and the other is yellow and black, what is there function, if i put the ignition to start the black wire shows 12v and the yellow wire only only 2v what is the reason for this where can i look further.

[Gr3g4]

Here is the wiring diagram for the starter if it helps.

E85 Starter Wiring Diagram (up to 2003_09).png (85.1 KiB) Viewed 612 times

[Hannes du randt]

Thank you. The one with 12 volt come from the ignition, the ews point has the low voltage 2v

[Hannes du randt]

You Dont perhaps have.the.diagram on e85 alternator connetions aswell please

[Gr3g4]

Here you go.

M6510a.png (469.81 KiB) Viewed 581 times

E85 Altenator.png (126.88 KiB) Viewed 581 times

This is all the help I can provide you with though. I'm not electrician unfortunately.. Maybe some other forum member can help?

[Gr3g4]

One more thing. Is your engine M54? Then these apply:

E85 Starter Wiring Diagram with M54 engine as of 2004_09.png (101.71 KiB) Viewed 580 times

E85 Starter (M54 engine).png (463.6 KiB) Viewed 580 times

[Hannes du randt]

Thanx wil help alot

[Gr3g4]

No problem.

[Hannes du randt]

It seems my problems both leads to.the ews. So il need to do some obd2 fault finding