1998 VOLKSWAGEN JETTA wheel alignment

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V.A.G 1551
print-out Possible cause
Repair
00778
Steering angle
sensor -G85-
1)
Mechanical
malfunction


Steering wheel has been
removed and no subsequent
zero compensation performed - Perform a zero compensation:
- Initiate basic settings Page 01
-
264 Display group number 060

Check specification from
steering angle sensor -G85- - Read measured value block
Page 01
-240 Display group number
004

Steering geometry of
suspension is not OK.
Repair Manual, Suspension,
Wheels, Steering, Repair Group 44;
Vehicle alignment - Check vehicle alignment

Installation of steering angle
sensor -G85- is not OK - Check installation of steering angle
sensor -G85-


Steering angle sensor -G85-
faulty
Repair Manual, Brake System,
Repair Group 45; Removing and
installing parts of ESP system - Replace steering angle sensor -
G85-
1) For ABS/EDL/ASR/ESP and ABS/EDL/ASR/ESP 4MOTION
Стр. 51из 129 On Board Diagnostic (OBD), performing

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V.A.G 1551 print-out
Possible cause
Repair
00778
Steering angle sensor
-G85-
Implausible signal
1)
Installation of steering
angle sensor -G85- is not
OK.
Repair Manual, Brake System,
Repair Group 45; Removing and
installing parts of ESP system - Check installation of steering
angle sensor -G85-

Steering geometry of
suspension is not OK.
Repair Manual, Suspension,
Wheels, Steering, Repair Group 44;
Vehicle alignment - Check vehicle alignment

Unacceptable vibrations in
steering due to wear - Perform a zero compensation:
- Initiate basic settings Page 01
-
264 Display group number 060
00778
Steering angle sensor
-G85-
1)
No, or incorrect, basic
setting/adaption
Steering angle sensor -
G85- sends no, or
incorrect, setting values - Perform a zero compensation:
- Initiate basic setting Page 01
-
264 Display group number 060
1) For ABS/EDL/ASR/ESP and ABS/EDL/ASR/ESP 4MOTION
Стр. 52из 129 On Board Diagnostic (OBD), performing

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Vehicle data label

Explanation of the PR. numbers on
vehicle data label
Various wheels are installed depending on
engine and equipment level. These are
identified by the PR. numbers.
The wheel installed in the vehicle is
documented on the vehicle data label with
the relevant PR number.
Repair Manual, Suspension, Wheels,
Steering, Repair Group 44; Vehicle
alignment
Location of optional equipment number
(PR No.) on vehicle data plate (arrow)
Depending on equipment level, the PR
number is printed in different locations on
the vehicle data label.
In this example the vehicle is equipped with
the standard wheel 1ZM -arrow-.
The PR numbers are critical for the
assignment of coding.
Стр. 76из 129 On Board Diagnostic (OBD), performing

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Table for ABS/EDL/ASR/ESP, coding
Vehicles with front wheel drive
Note:

The control module must be coded with the same code number as the previous control
module installed in the vehicle
With control unit identification number 1C0 907 379 E/G/M for vehicles from 10.00
Engine
Engine codes
Brake type1)
Heavy duty
package
2) Coding
2.0 Itr. AEG; AVH; AZG; BEV; BBW FS III without 22530
with 22658
1.8 Itr. AWD; AWW; AWP FN 3 without 19970
with 20098
1.9 Itr. TDI ALH FS III without 19458
with 19586
2.8 Itr. AFP FN 3 without 19970
with 20098
2.8 Itr. BDF FN 3 without 19970
Continued on next page:
1) Overview of types of brakes (PR No.) Page 01-234 .
2) Overview of types of vehicle.
Repair Manual, Suspension, Wheels, Steering, Repair Group 44; Vehicle alignment; Vehicle
alignment specifications
Стр. 80из 129 On Board Diagnostic (OBD), performing

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Table for ABS/EDL/ASR/ESP, coding
Note:

The control module must be coded with the same code number as the previous control
module installed in the vehicle
4MOTION vehicles
With control unit identification number 1C0 907 379 F/H/N
Engine
Engine codes
Brake type1)
Heavy duty
package
2) Coding
2.8 ltr. AQP; AUE; BDE FN 3 without 23046
with 23174
1) Overview of types of brakes (PR No.) Page 01-234 .
1) Overview of types of vehicle.
Repair Manual, Suspension, Wheels, Steering, Repair Group 44; Vehicle alignment; Vehicle
alignment specifications
Стр. 81из 129 On Board Diagnostic (OBD), performing

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Display group number 60: zero compensation
of steering angle sensor -G85-

Note:

All functions which could previously be
performed with V.A.G 1551 can now also be
carried out with the tester VAS 5051.

- Connect V.A.G 1551 scan tool and select
(address word 03) brake electronics control
module with ignition switched on; Page 01
-
163 .

- Start engine.

- Carry out a short test drive over a flat and level
surface. Drive straight-ahead and not faster then
20 km/h (12.5 mph) and observe the following
points:

If the steering wheel is not in the centered
position when driving straight ahead, the
steering must be corrected within the
framework of an alignment check.
Repair Manual, Suspension, Wheels,
Steering, Repair Group 44; Vehicle alignment.
Стр. 113из 129 On Board Diagnostic (OBD), performing