Volkswagen New Beetle. Manual - part 688

 

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Volkswagen New Beetle. Manual - part 688

 

 

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

  

DIAGNOSTIC TROUBLE CODE (DTC) - ITT MARK 20 IE (11 OF 20) 

Rear right 
speed sensor 
-G44 
Mechanical 
malfunction

(1)

z

Excessive air gap 

between right rear ABS 

wheel speed sensor -

G44- and rotor (signal 

not OK.)  

z

Check installation of speed sensor -G44- 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

00290
Rear left 
speed 
sensor 
-G46-

(1)

 

Fault in 
electrical 
circuit

z

Open circuit, short to positive or 

Ground, or loose contact in 
connections between speed 

sensor -G46- and ABS control 

module (w/EDL) -J104-  

z

Check wiring and connections using wiring 

diagram 

z

Perform electrical checks, see 

ELECTRICAL TESTING

 

z

Left rear ABS wheel speed 

sensor windings -G46- faulty  

z

Damaged rotor or left rear ABS 

wheel speed sensor -G46  

z

Check left rear ABS wheel speed sensor -

G46- and rotor for damage 

z

Replace rotor/left rear ABS wheel speed 

sensor -G46 

 

 

See ABS SYSTEM COMPONENTS FOR 

FRONT AXLE, REMOVING AND 

INSTALLING or ABS SYSTEM 

 

2003 Volkswagen New Beetle GLS 

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

  

 

 

 

 

 

 

 

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