1998 VOLKSWAGEN JETTA check engine

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If the steering wheel is in the straight ahead
position during the test drive, stop the vehicle
while still driving straight ahead.

- Check specifications with help of function 08
"Read measured value block" Page 01
-240 ,
Display group number 004.

Make sure steering wheel does not moved.
Do not turn ignition switch off!

First perform function 11 "Login procedure"
successfully using V.A.G 1551 scan tool
Page 01
-287
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 4. (The function "Initiating
basic setting" is selected with 04).
Rapid data transfer Q
04 - Basic settin
g
Indicated on display:
- Confirm entry with key Q.
Стр. 114из 129 On Board Diagnostic (OBD), performing

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- or:
Basic setting 60 OFF <4-ON>
Compens. not poss.
12. If this appears in the display, the measured
values for the zero compensation are not
within the allowed tolerance.
1. Check DTC memory (Function 02)
2. Erase DTC memory (Function 05)
3. End output (Function 06)
4. Switch off ignition.
5. Switch on ignition.
6. Perform zero compensation again. - Check specifications with help of function
08 "Read measured value block"
Page 01
-240 , Display group number
004.
-
Press key.
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 6, this ends the output.
Rapid data transfer Q
06 - End output Indicated on display
ABS and ESP warning lights light up for
approx. 2 seconds.
Стр. 116из 129 On Board Diagnostic (OBD), performing

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Display group number 63: zero compensation
of Sensor for transverse acceleration -G200-

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

Position vehicle on a flat level surface.

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

- Check specifications with help of function 08
"Read measured value block" Page 01
-240 ,
Display group number 004.
First perform function 11 "Login procedure"
successfully using V.A.G 1551 scan tool
Page 01
-287
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 4. (The function "Initiating
basic setting" is selected with 04).
Стр. 117из 129 On Board Diagnostic (OBD), performing

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Rapid data transfer Q
04 - Basic settin
g
Indicated on display:
- Confirm entry with key Q.
Basic setting HELP
Enter dis
play group number XXX
Indicated on display:
- Press keys 0, 6 and 3
- Confirm entry with key Q.
ABS warning light flashes.
Basic setting 63 OFF <4-ON>
Compens. OK. 0.6m/s2 And then the display shows e.g.:
Function is unknown or cannot be
-
performed at moment
If this display appears the login procedure
has not been performed successfully.
- or:
Basic setting 63 OFF <4-ON>
Com
pens. not poss. 5.0m/s2
If this appears in the display, the measured
values for the zero compensation are not
within the allowed tolerance.
- Check specifications with help of function
08 "Read measured value block"
Page 01
-240 , Display group number
004.
Стр. 118из 129 On Board Diagnostic (OBD), performing

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1. Check DTC memory (Function 02)
2. Erase DTC memory (Function 05)
3. End output (Function 06)
4. Switch off ignition.
5. Switch on ignition.
6. Perform zero compensation again.

-
Press key.
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 6, this ends the output.
Rapid data transfer Q
06 - End output Indicated on display
ABS and ESP warning lights light up for
approx. 2 seconds.
Стр. 119из 129 On Board Diagnostic (OBD), performing

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Display group number 66: zero compensation
for Sender 1 for brake booster -G201-

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

Brake pedal not depressed.

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

- Check measured values with help of function 08
"Read measured value block" Page 01
-240 ,
Display group number 005.
First perform function 11 "Login procedure"
successfully using V.A.G 1551 scan tool
Page 01
-287
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 4. (The function "Initiating
basic setting" is selected with 04).
Стр. 120из 129 On Board Diagnostic (OBD), performing

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Rapid data transfer Q
04 - Basic settin
g
Indicated on display:
- Confirm entry with key Q.
Basic setting HELP
Enter dis
play group number XXX
Indicated on display:
- Press keys 0, 6 and 6
- Confirm entry with key Q.
ABS warning light flashes.
Basic setting 66 OFF <4-ON>
Compens. OK. - 0.85bar And then the display shows e.g.:
Function is unknown or cannot be
-
performed at moment
If this display appears the login procedure
has not been performed successfully.
- or:
Basic setting 66 OFF <4-ON>
Com
pens. not poss. 10.85bar
If this appears in the display the measured
values for the zero compensation are not
within the allowed tolerances.
- Check measured values with help of
function 08 "Read measured value block"
Page 01
-240 , Display group number
005.
Стр. 121из 129 On Board Diagnostic (OBD), performing

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1. Check DTC memory (Function 02)
2. Erase DTC memory (Function 05)
3. End output (Function 06)
4. Switch off ignition.
5. Switch on ignition.
6. Perform zero compensation again.

-
Press key.
Rapid data transfer HELP
Enter address word XX Indicated on display:
- Press keys 0 and 6, this ends the output.
Rapid data transfer Q
06 - End output Indicated on display
ABS and ESP warning lights light up for
approx. 2 seconds.
Стр. 122из 129 On Board Diagnostic (OBD), performing