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Table of Contents > Anti-lock brake system > Speed sensors

VW Tiguan Brake System ➜ Speed sensors

Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
4
Sensors  
β‡’ o4.1 verview – speed sensor on front axle”, page 42  
β‡’ o4.2 verview – speed sensors on rear axle”, page 43  
β‡’ a4.3 nd installing ESP sensor unitG419”, page 44  
β‡’ a4.4 nd installing speed sensors on front axle G45/G47”,  
page 44  
β‡’ a4.5 nd installing speed sensors on rear axle G44/G46”, page  
45  
β‡’ A4.6 BS sensor ring”, page 47  
β‡’ a4.7 nd installing steering angle senderG85”, page 48  
4.1  
Assembly overview – speed sensor on front axle  
The overview is shown for the left side of vehicle as an exam‐  
ple.  
1 - Front left speed sensor -  
G47-/front right speed sensor  
-G45-  
❑ Removing and instal‐  
ling β‡’ page 44  
2 - Bolt  
❑ 8 Nm  
3 - Drive shaft  
❑ Assembly overview  
β‡’ Running gear, axles,  
steering; Rep. gr. 40;  
Drive shaft; Assembly  
overview - drive shaft.  
❑ Removing and instal‐  
ling β‡’ Running gear,  
axles, steering; Rep.  
gr. 40; Drive shaft; Re‐  
moving and installing  
drive shaft.  
4 - Wheel hub with wheel  
bearing unit  
❑ The ABS sensor ring is  
integrated in the wheel  
bearing unit.  
❑ Removing and instal‐  
ling β‡’ Running gear,  
axles, steering; Rep.  
gr. 40; Wheel bearings;  
Removing and instal‐  
ling wheel bearing unit.  
42  
Rep. gr.45 - Anti-lock brake system  
theMANUALS.org  
 
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
4.2  
Assembly overview – speed sensors  
on rear axle  
β‡’ o4.2.1 verview - rear speed sensor, front-wheel drive”, page  
43  
β‡’ o4.2.2 verview – speed sensors at rear, all-wheel drive”, page  
43  
4.2.1  
Assembly overview - rear speed sensor, front-wheel drive  
The overview is shown for the left side of vehicle as an exam‐  
ple.  
1 - Wheel hub with wheel  
bearing unit  
❑ The ABS sensor ring is  
integrated in the wheel  
bearing unit.  
❑ Check ABS sensor ring  
β‡’ page 47  
❑ Removing and instal‐  
ling β‡’ Running gear,  
axles, steering; Rep.  
gr. 42; Wheel bearings,  
trailing arm; Removing  
and installing wheel  
bearing unit  
2 - Wheel bearing housing  
❑ Assembly overview  
β‡’ Running gear, axles,  
steering; Rep. gr. 42;  
Wheel bearing, trailing  
arm; Assembly over‐  
view - wheel bearing  
3 - Bolt  
❑ 8 Nm  
4 - Rear right speed sensor  
-G44-/rear left speed sensor  
-G46-  
❑ Clean inside surface of  
hole before inserting  
sensor  
❑ Coat inside surface  
with high-temperature  
paste -G 052 112 A3-  
❑ Removing and instal‐  
ling β‡’ a4.5 nd installing  
speed sensors on rear  
axle G44/G46”, page  
45  
4.2.2  
Assembly overview – speed sensors at rear, all-wheel drive  
The overview is shown for the left side of vehicle as an exam‐  
ple.  
4. Sensors  
43  
theMANUALS.org  
   
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
1 - Rear right speed sensor  
-G44-/rear left speed sensor  
-G46-  
❑ Clean inside surface of  
hole before inserting  
sensor  
❑ Coat inside surface  
with high-temperature  
paste -G 052 112 A3-  
❑ Removing and instal‐  
ling β‡’ a4.5 nd installing  
speed sensors on rear  
axle G44/G46”, page  
45  
2 - Bolt  
❑ 8 Nm  
3 - Drive shaft  
❑ Assembly overview  
β‡’ Running gear, axles,  
steering; Rep. gr. 42;  
Drive shaft; Assembly  
overview - drive shaft.  
❑ Removing and instal‐  
ling β‡’ Running gear,  
axles, steering; Rep.  
gr. 42; Drive shaft; Re‐  
moving and installing  
drive shaft.  
4 - Wheel hub with wheel  
bearing unit  
❑ The ABS sensor ring is  
integrated in the wheel  
bearing unit.  
❑ Check ABS sensor ring  
β‡’ page 47  
❑ Removing and instal‐  
ling β‡’ Running gear, axles, steering; Rep. gr. 42; Wheel bearings, trailing arm; Removing and instal‐  
ling wheel bearing unit  
4.3  
Removing and installing ESP sensor  
unit -G419-  
The lateral acceleration sender -G200-, the yaw rate sender  
-G202- and the longitudinal acceleration sender -G251- are in‐  
stalled together with the control unit for electromechanical park‐  
ing brake -J540- in the ABS control unit -J104-.  
The components cannot be renewed individually.  
– Removing and installing ABS control unit -J104- β‡’ page 21 .  
4.4  
Removing and installing speed sensors  
on front axle -G45-/-G47-  
Removing  
Removal and installation are described for the left side of vehi‐  
cle as an example.  
Front left speed sensor -G47- and front right speed sensor  
-G45- will be henceforth referred to as front speed sensor.  
44  
Rep. gr.45 - Anti-lock brake system  
theMANUALS.org  
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
– Raise vehicle.  
– Release and pull off electrical connector -3- from front speed  
sensor -1-.  
– Unscrew bolt -2-, and pull front speed sensor -1- out of  
wheel bearing housing.  
Installing  
Install in reverse order of removal, observing the following:  
– Clean inside surface of hole before inserting speed sensor.  
Coat front speed sensor all-round with high-temperature  
paste -G 052 112 A3-.  
Torque settings  
♦ β‡’ o4.1 verview – speed sensor on front axle”, page 42  
4.5  
Removing and installing speed sensors  
on rear axle -G44-/-G46-  
β‡’ a4.5.1 nd installing rear speed sensor”, page 45  
β‡’ a4.5.2 nd installing speed sensor on rear axle G44/G46, vehi‐  
cles with all-wheel drive”, page 46  
4.5.1  
Removing and installing rear speed  
sensor  
Removing  
Removal and installation are described for the left side of vehi‐  
cle as an example.  
Rear right speed sensor -G44- and rear left speed sensor -G46-  
will be henceforth referred to as rear speed sensor.  
– Raise vehicle.  
Rear speed sensor -1-.  
4. Sensors  
45  
theMANUALS.org  
 
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
– Disconnect connector -2- from rear speed sensor.  
– Unscrew bolt -1- and pull speed sensor out of wheel bearing  
housing.  
Installing  
Install in reverse order of removal, observing the following:  
– Before inserting rear speed sensor, clean inner surface of  
hole. Coat rear speed sensor all around with high-tempera‐  
ture paste G 052 112 A3.  
Torque settings  
♦ β‡’ o4.2 verview – speed sensors on rear axle”, page 43  
4.5.2  
Removing and installing speed sensor  
on rear axle -G44-/-G46-, vehicles with  
all-wheel drive  
Special tools and workshop equipment required  
♦ Lubricating paste -G 000 650- β‡’ Electronic parts catalogue  
(ETKA)  
Removing  
Removal and installation are described for the left side of vehi‐  
cle as an example.  
Rear right speed sensor -G44- and rear left speed sensor -G46-  
will be henceforth referred to as rear speed sensor.  
– Disconnect electrical connector -3- of rear speed sensor -1-.  
46  
Rep. gr.45 - Anti-lock brake system  
theMANUALS.org  
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
– Unscrew bolt -2-, and pull rear speed sensor -1- out of wheel  
bearing housing.  
Installing  
Install in reverse order of removal, observing the following:  
– Before inserting rear speed sensor, clean inner surface of  
hole.  
– Coat rear speed sensor all around with high-temperature  
paste G 052 112 A3.  
Torque settings  
♦ β‡’ o4.2.2 verview – speed sensors at rear, all-wheel drive”,  
page 43  
4.6  
Checking ABS sensor ring  
Special tools and workshop equipment required  
♦ Sensor gauge -T10473-  
Procedure  
β€’
Wheel bearing unit is removed.  
– Using sensor gauge -T10473-, check ABS sensor ring -2- all  
around, as shown in illustration.  
4. Sensors  
47  
theMANUALS.org  
Tiguan 2021 ➀, Tiguan RUS 2021 ➀  
Brake system - Edition 10.2020  
1 - Wheel bearing unit  
2 - Seal with integrated ABS sensor ring  
Test pattern for ABS sensor ring:  
A - ABS sensor ring is OK  
B - ABS sensor ring is defective  
4.7  
Removing and installing steering angle  
sender -G85-  
The steering angle sender -G85- is installed in steering rack.  
The steering angle sender -G85- cannot be renewed separate‐  
ly.  
– Removing and installing steering β‡’ Running gear, axles,  
steering; Rep. gr. 48; Steering rack; Removing and installing  
steering rack.  
48  
Rep. gr.45 - Anti-lock brake system  
theMANUALS.org  

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