Volkswagen New Beetle. Manual - part 753

 

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Volkswagen New Beetle. Manual - part 753

 

 

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (4 OF 20) 

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (5 OF 20) 

MEASURING VALUE BLOCK (FUNCTION 

08) Display group number 002 

z

Perform output Diagnostic Test Mode (DTM), see 

OUTPUT DIAGNOSTIC TEST MODE 

(FUNCTION 03)

 

 

If the malfunction occurs again:

 

z

Outlet valve in ABS 

hydraulic unit -N55- 

faulty  

z

Replace ABS hydraulic unit -N55-

 

 

See ABS CONTROL MODULE AND HYDRAULIC 

UNIT, REMOVING AND INSTALLING ; 

HYDRAULIC UNIT, BRAKE BOOSTER/MASTER 

CYLINDER - ASSEMBLY OVERVIEW .

(1)

Type of DTC, this DTC is only recognized above 20 km/h (13 MPH) (carry out test drive).

VAG1551 Scan 
Tool display

Possible cause

Corrective action

00000
No DTC recognized If "No DTC recognized" appears after carrying out repairs, On Board Diagnostic 

(OBD) is ended.

 

If, despite "No DTC recognized" appearing on the display, ABS system does not 
operate properly, proceed as follows:

 

z

Road test at speed exceeding 20 km/h (13 mph).  

 

z

If there is still no DTC stored, check DTC memory again.  

 

z

Continue troubleshooting without On Board Diagnostic (OBD) and perform 
the complete Electrical testing, see ELECTRICAL TESTING .  

V.A.G 
1551 
printout

Possible cause

Corrective action

00285
Front right 
speed 
sensor 
-G45

z

Open circuit, short to positive or 

Ground, or loose contact in 
connections between speed 

sensor -G45- and ABS control 

module (w/EDL) -J104-  

z

Check wiring and connections using wiring 

diagram 

z

Perform electrical checks, see 

ELECTRICAL TESTING

 

z

Damaged rotor or Right front 

ABS wheel speed sensor -G45  

z

Right front ABS wheel speed 

sensor -G45- faulty  

z

Check Right front ABS wheel speed sensor -

G45- and rotor for damage 

z

Replace rotor/Right front ABS wheel speed 

sensor -G45-

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (6 OF 20) 

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (7 OF 20) 

 

 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

INSTALLING or ABS SYSTEM 

COMPONENTS ON REAR AXLE, 

REMOVING AND INSTALLING .

 

 

If the malfunction occurs again:

 

z

ABS control module (w/EDL) -

J104- faulty  

z

Replace ABS control module (w/EDL) -J104-

 

 

See ABS CONTROL MODULE AND 

HYDRAULIC UNIT, REMOVING AND 

INSTALLING ; HYDRAULIC UNIT, BRAKE 

BOOSTER/MASTER CYLINDER -

ASSEMBLY OVERVIEW .

V.A.G 1551 
print-out

Possible cause

Corrective action

00285
Front right 
speed sensor 
-G45 
Signal 
outside 
tolerances

(1)

z

Open circuit, short to positive or 

Ground, or loose contact in 

connections between Right front 

ABS wheel speed sensor -G45- 

and ABS control module (w/EDL) 

-J104  

z

Check wiring and connections using 

wiring diagram 

z

Perform electrical checks, see 

ELECTRICAL TESTING

 

z

Electrical interference from other 

sources (high frequency radiation 

e.g. non-insulated ignition cable)  

z

Read measured value block, see READ 

MEASURING VALUE BLOCK 

(FUNCTION 08) Display group number 

001 

 

z

Damaged rotor or Right front ABS 

wheel speed sensor -G45  

 

 

z

Excessive air gap between Right 

front ABS wheel speed sensor -

G45- and rotor (signal not OK)  

z

Check Right front ABS wheel speed 

sensor -G45- and rotor for damage 

z

Replace rotor/speed sensor 

 

 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

INSTALLING or ABS SYSTEM 

COMPONENTS ON REAR AXLE, 

REMOVING AND INSTALLING .

(1)

Type of DTC, this DTC is only recognized above 20 km/h (13 MPH) (carry out test drive).

V.A.G 1551 
print-out

Possible cause

Corrective action

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (8 OF 20) 

00285
Front right 
speed sensor 
-G45 
Mechanical 
malfunction

(1)

z

Excessive air gap 

between Right front ABS 

wheel speed sensor -

G45- and rotor (signal 

not OK.)  

z

Check installation of speed sensor -G45- and rotor 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

INSTALLING or ABS SYSTEM 

COMPONENTS ON REAR AXLE, 

REMOVING AND INSTALLING .

z

Read measured value block, see READ 

MEASURING VALUE BLOCK (FUNCTION 

08) Display group number 002 

z

Perform output Diagnostic Test Mode (DTM), see 

OUTPUT DIAGNOSTIC TEST MODE 

(FUNCTION 03)

 

 

If the malfunction occurs again:

 

z

Outlet valve in ABS 

hydraulic unit -N55- 

faulty  

z

Replace ABS hydraulic unit -N55-

 

 

See ABS CONTROL MODULE AND HYDRAULIC 

UNIT, REMOVING AND INSTALLING ; 

HYDRAULIC UNIT, BRAKE BOOSTER/MASTER 

CYLINDER - ASSEMBLY OVERVIEW .

(1)

Type of DTC, this DTC is only recognized above 20 km/h (13 MPH) (carry out test drive).

V.A.G 
1551 
print-
out

Possible cause

Corrective action

00287
Rear 
right 
speed 
sensor 
-G44-

z

Open circuit, short to positive or 

Ground, or loose contact in 

connections between right rear 

ABS wheel speed sensor -G44- and 

ABS control module (w/EDL) -

J104-  

z

Check wiring and connections using wiring 

diagram 

z

Perform electrical checks, see 

ELECTRICAL TESTING

 

z

Damaged rotor or right rear ABS 

wheel speed sensor -G44-  

z

Right rear ABS wheel speed sensor 

windings -G44- faulty  

z

Check right rear ABS wheel speed sensor -

G44- and rotor for damage 

z

Replace rotor/right rear ABS wheel speed 

sensor -G44-

 

 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (9 OF 20) 

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (10 OF 20) 

INSTALLING or ABS SYSTEM 

COMPONENTS ON REAR AXLE, 

REMOVING AND INSTALLING .

 

 

If the malfunction occurs again:

 

z

ABS control module (w/EDL) -

J104- faulty  

z

Replace ABS control module (w/EDL) -

J104-

 

 

See ABS CONTROL MODULE AND 

HYDRAULIC UNIT, REMOVING AND 

INSTALLING ; HYDRAULIC UNIT, BRAKE 

BOOSTER/MASTER CYLINDER -

ASSEMBLY OVERVIEW .

V.A.G 1551 
print-out

Possible cause

Corrective action

00287
Rear right 
speed sensor 
-G44 
Signal 
outside 
tolerances

(1)

z

Open circuit, short to positive or 

Ground, or loose contact in 

connections between right rear 

ABS wheel speed sensor -G44- 

and ABS control module (w/EDL) 

-J104-  

z

Check wiring and connections using 

wiring diagram 

z

Perform electrical checks, see 

ELECTRICAL TESTING

 

z

Electrical interference from other 

sources (high frequency radiation 

e.g. non-insulated ignition cable)  

z

Read measured value block, see READ 

MEASURING VALUE BLOCK 

(FUNCTION 08) Display group number 

001 

 

z

Damaged rotor or right rear ABS 

wheel speed sensor -G44-  

 

 

z

Excessive air gap between right 

rear ABS wheel speed sensor -

G44- and rotor (signal not OK.)  

z

Check right rear ABS wheel speed sensor 

-G44- and rotor for damage 

z

Replace rotor/speed sensor 

 

 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

INSTALLING or ABS SYSTEM 

COMPONENTS ON REAR AXLE, 

REMOVING AND INSTALLING .

(1)

Type of DTC, this DTC is only recognized above 20 km/h (13 MPH) (carry out test drive).

V.A.G 1551 
print-out

Possible cause

Corrective action

00287

 

2003 Volkswagen New Beetle GLS 

1998-2004 BRAKES On Board Diagnostic (OBD) - New Beetle

  

 

 

 

 

 

 

 

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