wheel VOLKSWAGEN JETTA 1998 Owner's Guide

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-
Press key.
Output Diagnostic Test Mode
-
IFR: VBAT OFR: 0V Wheel FR locked
Indicated on display
If the brake pedal gives, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key.
ABS hydraulic pump -V64- must run.
Brake pedal must not give
Output Diagnostic Test Mode
-
IFR: VBAT OFR: VBAT Wheel FR free
Indicated on display
Note:
If the wheel locks there is a possibility that
the brake lines to the wheel
calipers/cylinders have been interchanged. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 61из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-82



-
Press key.
ABS hydraulic pump -V64- no longer
runs.
Output Diagnostic Test Mode
-
IFR: VBAT OFR: 0V Wheel FR free
Indicated on display
If the brake pedal does not give, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key.
Brake pedal must give perceptibly
Output Diagnostic Test Mode
-
IFR: 0V OFR: 0V Wheel FR locked
Indicated on display
Note:
If the wheel does not lock, there is a
possibility that there is a malfunction in the
mechanical/hydraulic part of the brake
system. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 62из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-83



-
Press key.
Output Diagnostic Test Mode
-
Release brakes
Indicated on display
- Remove foot from brake pedal.
-
Press key.
Output Diagnostic Test Mode
-
Operate brakes
Indicated on display
- Operate brake pedal.
-
Press key.
Output Diagnostic Test Mode
-
IRL: 0V ORL: 0V Wheel RL locked
Indicated on display
Note:
If the wheel does not lock, there is a
possibility that there is a malfunction in the
mechanical/hydraulic part of the brake
system. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 63из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-84



-
Press key.
Output Diagnostic Test Mode
-
IRL: VBAT ORL: 0V Wheel RL locked
Indicated on display
If the brake pedal gives, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key.
ABS hydraulic pump -V64- must run.
Brake pedal must not give
Output Diagnostic Test Mode
-
IRL: VBAT ORL: VBAT Wheel RL free
Indicated on display
Note:
If the wheel locks there is a possibility that
the brake lines to the wheel
calipers/cylinders have been interchanged. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 64из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-85



-
Press key.
ABS hydraulic pump -V64 no longer
runs.
Output Diagnostic Test Mode
-
IRL: VBAT ORL: 0V Wheel RL free
Indicated on display
If the brake pedal does not give, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key.
Brake pedal must give perceptibly
Output Diagnostic Test Mode
-
IRL: 0V ORL: 0V Wheel RL locked
Indicated on display
Note:
If the wheel does not lock, there is a
possibility that there is a malfunction in the
mechanical/hydraulic part of the brake
system. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 65из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-86



-
Press key.
Output Diagnostic Test Mode
-
Release brakes
Indicated on display
- Remove foot from brake pedal.
-
Press key.
Output Diagnostic Test Mode
-
Operate brakes
Indicated on display
- Operate brake pedal.
-
Press key.
Output Diagnostic Test Mode
-
IRR: 0V ORR: 0V Wheel RR locked
Indicated on display
Note:
If the wheel does not lock, there is a
possibility that there is a malfunction in the
mechanical/hydraulic part of the brake
system. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 66из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-87



-
Press key.
Output Diagnostic Test Mode
-
IRR: VBAT ORR: 0V Wheel RR locked
Indicated on display
If the brake pedal gives, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key.
ABS hydraulic pump -V64- must run.
Brake pedal must not give
Output Diagnostic Test Mode
-
IRR: VBAT ORR: VBAT Wheel RR free
Indicated on display
Note:
If the wheel locks there is a possibility that
the brake lines to the wheel
calipers/cylinders have been interchanged. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 67из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-88



-
Press key.
ABS hydraulic pump -V64- no longer
runs.
Output Diagnostic Test Mode
-
IRR: VBAT ORR: 0V Wheel RR free
Indicated on display
If the brake pedal does not give, there is a
malfunction in the hydraulic unit. In this
case the hydraulic unit must be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit -
Press key
Brake pedal must give perceptibly
Output Diagnostic Test Mode
-
IRR: 0V ORR: 0V Wheel RR locked
Indicated on display
Note:
If the wheel does not lock, there is a
possibility that there is a malfunction in the
mechanical/hydraulic part of the brake
system. - Indicate to 2nd mechanic which wheel
requires turning by hand.
Стр. 68из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine 01-89



-
Press key.
Output Diagnostic Test Mode
-
Release brakes
Indicated on display
- Remove foot from brake pedal.
-
Press key.
Output Diagnostic Test Mode
-
EDL valves/Hyd-P: VBAT Wh FL/FR locked
Indicated on display (vehicles with EDL)
Note:
A 2nd mechanic is required to rotate the
respective wheel by hand.
If the wheels do not lock, there is a
malfunction in the hydraulic part of the ABS
system. In this case the hydraulic unit must
be replaced.
Repair Manual, Brake System, Repair
Group 45; Hydraulic unit, brake
booster/brake master cylinder - Assembly
overview; Removing and installing control
module and hydraulic unit
Стр. 69из 81 ABS ITT Mk 20 IE On Board Diagnostic (OBD) program

Downloaded from www.Manualslib.com manuals search engine
01-107


Contact
Wiring connection to component ...
1
Left front ABS wheel s peed sensor -G47-
2
Left front ABS wheel s peed sensor -G47-
3
Coding bridge to contact 14
4
Voltage supply to ignition switch
5
Left rear ABS wheel speed sensor -G46-
6
Left rear ABS wheel speed sensor -G46-
7
Connector T16/7, K wire
8
Ground point left in engi ne compartment and Ground connection in engine
compartment wiring harness
9
Voltage supply fr om battery +
10
Data bus wire Wiring diagrams
11 Data bus wire Wiring diagrams
12 Vehicles with navi gation system only
Стр. 6из 31
ABS, ABS/EDL and ABS/EDL/ASR I TT Mark 20 IE, electrical check
Volkswagen Technical Site: http://v olkswagen.msk.ru http://vwts.info http://vwts.ru
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