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E34 525i vanos engine loom diagram
Posted: Tue Apr 02, 2019 9:44 pm
by shedrool83
Anyone have a link to the engine loom diagram showing wire colours to all the plugs .Been search all night and have found a few but none showing the wire colours to each plug .
Re: E34 525i vanos engine loom diagram
Posted: Tue Apr 02, 2019 11:58 pm
by Brianmoooore
Re: E34 525i vanos engine loom diagram
Posted: Wed Apr 03, 2019 6:51 am
by shedrool83
Top man as per usual Brian.
I've managed to label everything bar one 3 pin plug which i take goes to the oil level sensor on the sump. It has blue/white, brown, blue/green wires?(the green might be yellow i'm colour blind
)
Re: E34 525i vanos engine loom diagram
Posted: Wed Apr 03, 2019 11:08 am
by Brianmoooore
This of any use to you. It's a reply to a PM I sent way back in 2005.
M50 1/ blue/white (dynamic oil level) E30 2/green/yellow
M50 2/ blue/yellw (static oil level) E30 10/blue
M50 /3 red/white (ABS) E30 20/ red/yellow
M50 4/ black/blue (aircon) E30 not used
M50 5/ black/grey (aircon) E30 not used
M50 6/ purple/grey (aircon) E30 not used
M50 7/ black/purple (drive away) E30 not used
M50 8/ grey (engine check light) E30 12/ grey
M50 9/ NC
M50 10/ NC
M50 11/ brown/yellow (water temp) E30 not used
M50 12/ brown/purple (water temp) E30 4/ brown/purple
M50 13/ green/purple(fuel pump) E30 13/ green/purple
M50 14/ black/white (speed) E30 14/ black/white
M50 15/ black/green ( unloader relays) E30 15/ black/green
M50 16/ white/yellow (Rx data) E30 not used
M50 17/ white purple (Tx data) E30 not used
M50 18/ black/yellow (starter) E30 18/ black/yellow
M50 19/ white/green (service reset) E30 11/ white/green
M50 20/ black (engine speed) E30 9/ black
M50 21/ green (ignition) E30 7 green
M50 22/ green/white E30 6/ green/white
M50 23/ brown/grey (oil pressure) E30 5/ brown/green
M50 24/ white/black (fuel rate) E30 8/ white/black
M50 25/ blue (ignition warning) E30 1/ blue