Here are the wiring diagrams for the 1985 Urq in English
There is a more comprehensive set including other years (in German) at:-
/quattro/wiring/Typ85/index.html
There is also a very handy component look up table there too.
Relay locations
Diagram 17 - Main wiring Diagram Index page 1
Diagram 17 - Main wiring Diagram Index page 2
Diagram 17 - Main wiring Diagram Index page 3
Diagram 17 - Main wiring Diagram Tracks 1-28
Diagram 17 - Main wiring Diagram Tracks 23-52
Diagram 17 - Main wiring Diagram Tracks 50-75
Diagram 17 - Main wiring Diagram Tracks 70-95
Diagram 17 - Main wiring Diagram Tracks 96-125
Diagram 17 - Main wiring Diagram Tracks 120-150
Diagram 17 - Main wiring Diagram Tracks 147-166
Diagram 18 - ABS wiring Diagram Index
Diagram 18 - ABS wiring Diagram Tracks 1-29
Diagram 18 - ABS wiring Diagram Tracks 4-32
Diagram 19 - Auto check with voice wiring Diagram Index 1
Diagram 19 - Auto check with voice wiring Diagram Index 2
Diagram 19 - Auto check with voice wiring Diagram Tracks 1-32
Diagram 19 - Auto check with voice wiring Diagram Tracks 23-52
Diagram 20 - Electronic Instrument Cluster wiring Diagram Index
Diagram 20 - Electronic Instrument Cluster wiring Diagram Tracks 1-30
Diagram 20 - Electronic Instrument Cluster wiring Diagram Tracks 12-39
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