Cruise Control - Component Description
85VW1Applies To
SCIROCCO
1985
Group
27
Subject
Cruise Control
Part Identifier
Key Points
Component description
A143
Number
85-01
May 10, 1985
Component description
FIGURE 1 - CONTROL UNIT, REMOVING/INSTALLING:
- remove instrument panel trim cover on passenger's side
- remove mounting screws (arrows)
FIGURE 2 - SPEED SENSOR, REMOVING/INSTALLING:
- disconnect battery ground (-) cable
- remove instrument cluster
- remove mounting screws (arrows)
- remove speed sensor
FIGURE 3 - STEERING COLUMN SWITCHES, REMOVING/INSTALLING:
- disconnect battery ground (-) cable
- remove steering wheel
- remove mounting screws (arrows)
- pull switches from steering column and disconnect electrical connectors
FIGURE 4 - VACUUM VENT VALVES, REMOVING:
- remove instrument panel trim cover on driver's side
- disconnect electrical connector and vacuum hose
- pull vent valve from bushing with needle nose pliers
Note
Vent valve threads are damaged during removal and valve may not be re-used.
FIGURE 5 - VACUUM VENT VALVE, INSTALLING:
- install vent valve by hand
- push vent valve into bushing with 10 mm socket until it stops
- pull pedal back against pedal stop
^ switch adjusts automatically when pedal is pulled back
FIGURE 6 - CONTROL ELEMENT, REMOVING/INSTALLING:
- unscrew linkage and remove from clip
- disconnect vacuum hose
- remove mounting bolt (arrow)
FIGURE 7 - LINKAGE, ADJUSTING:
- run engine until warm
^ oil temp. at least 80~C (176~F)
- turn adjusting nut (1) until there is 0.1 to 0.3 mm play between bushing and stop plate (2)
Cruise control for vehicles with man. transmissions
Description Current
Track
Back-up light, left 3
Back-up light, right 3
Brake light, left 1
Brake light, right 2
Brake light, switch 2, 3
Cruise control, brake pedal switch 4
Cruise control, clutch pedal switch 4
Cruise control inductive sender 6
Cruise control switch 5-7
Horn relay 8
Vacuum control motor 7-9
Wire Connectors
T1a -single, under relay panel T2a - double, under relay panel T2c - double, under relay panel T3 - three point, under relay panel T4 - four point, under relay panel T4b - four point, under steering column cover
Ground Connections
(10) - near relay panel
Cruise control for vehicles with auto. transmissions
Description
Current
Track
Auto trans. console light
13
Back-up light, left
15
Back-up light, right
14
Brake light, left
1
Brake light, right
2
Brake light, switch
2,3
Cruise control, brake pedal switch
4
Cruise control inductive sender
6
Cruise control switch
10-12
Cruise control unit
4-8
Ign./start switch
9
Neutral safety switch
10-12
Starter
9-11
Vacuum control motor
7-9
Wire Connectors T1a - single, under relay panel T1c - single, in eng. compart. near ign. coil T2a - double, under relay panel T2c - double, under relay panel
T3 - three point, under relay panel T4 - four point, under center console T4a - four point, under relay panel T4b - four point, under steering column cover
Ground Connections
(10) - near relay panel
(21) - by neutral safety switch