As per title anyone got any pics from under the steering colum, been taking the immob and alarm of the car as it's causing a problem but who ever fitted the alarm did a cracking job need a pic of the back of the ignition switch to see where the wires connect to on the loom.
Ignition switch loom pics
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Only yellow wire in whole loom comes from brown connector under fusebox and goes to black headlight switch connector.
Here's loom with climate part removed:


Ignition switch diagram
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I just spent some time at Paul N's website, S2Central.net and found this link:As per title anyone got any pics from under the steering colum, been taking the immob and alarm of the car as it's causing a problem but who ever fitted the alarm did a cracking job need a pic of the back of the ignition switch to see where the wires connect to on the loom.
Which, on page 16/3, has this for the ignition switch "D":
Attached FilesRS2'd 93 UrS4 5 spd sedan
94 UrS4 V8 6 spd manual avantComment
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RS2'd 93 UrS4 5 spd sedan
94 UrS4 V8 6 spd manual avantComment
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I found four of them in my wiring loom box and don't need them. If you can't find any near you, cover shipping and it's yours. C4 has exact the same connector btw.
Blue wire is marked as 50b on switch, but the switch I have on my table is aftermarket, so who knows. Blue wire in dash wiring loom is from alternator (line 61), +12v on it while engine is running.Comment
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C4 ignition switch pin-out
The Bentley shows the C4 ignition switch "D" with a blue wire on 50b. However, it is connected to Pin T35/15 of the J104 ABS Control Module (Ref: X78/pg 50 of the 1992-93 UrS4 wiring diagrams)
The C4 ignition switch pinout shows:
30 = thick (2.5) red
30 = thick red
15 = very thick (4.0) black
50b = thin (0.5) blue
50 = thick (2.5) red/black
86s = thin (0.5) red
P = nothing ???
75 = thick (2.5) Yellow/black
So similar to but different than the B3 ignition switch pin-out in the diagram I posted.RS2'd 93 UrS4 5 spd sedan
94 UrS4 V8 6 spd manual avantComment
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I have an offer of one near me but thanksI found four of them in my wiring loom box and don't need them. If you can't find any near you, cover shipping and it's yours. C4 has exact the same connector btw.
Blue wire is marked as 50b on switch, but the switch I have on my table is aftermarket, so who knows. Blue wire in dash wiring loom is from alternator (line 61), +12v on it while engine is running.
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I nearly threw up in my mouth looking at the photo. No wonder your car won't start.


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