Volkswagen Golf / Golf GTI / Jetta. Manual — part 385

01-216

V.A.G 1551 print-
out

Possible cause

Repair

01279

Longitudinal
acceleration sensor -
G251-

1)

Electrical malfunction
in current circuit

Voltage supply less than

5 Volt

- Read measured value block

Page 01-240

Display group

number 006

Open circuit, short to

positive or ground in the
wiring

- Check wiring and connections
using wiring diagram

- Perform electrical check

Page 01-288

Longitudinal

acceleration sensor -
G251- faulty

Repair Manual, Brake System,

Repair Group 45

- Replace longitudinal
acceleration sensor -G251-

- Perform a zero compensation:

- Introduce basic setting

Page

01-264

Display group number

069

1)

4MOTION vehicles only

On Board Diagnostic (OBD), performing

01-217

V.A.G 1551 print-
out

Possible cause

Repair

01279

Longitudinal
acceleration sensor
-G251-

1)

Implausible signal

- Read measured value block

Page 01-240

Display

group number 006

The installation position of

the longitudinal acceleration
sensor -G251- is not OK

- Check installation position
of longitudinal acceleration
sensor -G251-

Open circuit, short to positive

or ground in the wiring

- Check wiring and
connections using wiring
diagram

- Perform electrical check

Page 01-288

Longitudinal acceleration

sensor -G251- faulty

Repair Manual, Brake

System, Repair Group 45

- Replace longitudinal
acceleration sensor -G251-

- Perform a zero
compensation:

- Introduce basic setting

Page 01-264

Display group

number 069

1)

4MOTION vehicles only

On Board Diagnostic (OBD), performing

01-218

V.A.G 1551 print-out

Possible cause

Repair

01279

Longitudinal
acceleration sensor -
G251-

1)

No, or incorrect, basic
setting/adaptation

Longitudinal acceleration

sensor -G251- sends no, or
incorrect, setting values

- Read measured value
block

Page 01-264

Display group number
069

01312

Drive train data bus
faulty

2)

On Board Diagnostic (OBD), performing

01-288

Electrical
check of
Mark 60

Special tools
and
equipment

V.A.G

1598/36
Adapter

V.A.G

1594 A
Adapter
set

V.A.G

1526 A
Hand
multimeter

V.A.G

1921 Pliers

V.A.G

1598 A
Test box

Electrical check of Mark 60