Volkswagen New Beetle. Manual - part 796

Fig. 223: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (20 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Press --> key.  

Indicated on display 

z

Press --> key. 

ABS hydraulic pump -V64- must run. 

Brake pedal must not give 

If the brake pedal gives, there is a malfunction in the hydraulic unit. In this case the hydraulic unit must 
be replaced. 

See CONTROL MODULE AND HYDRAULIC UNIT, REMOVING AND INSTALLING .

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.

 

2003 Volkswagen New Beetle GLS 

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

  

Fig. 224: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (21 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Indicated on display 

z

Indicate to 2nd mechanic which wheel requires turning by hand. 

Fig. 225: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (22 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

z

Press --> key.  

ABS hydraulic pump -V64- no longer runs. 

Indicated on display 

NOTE:

If the wheel locks there is a possibility that the brake lines to the wheel 
calipers/cylinders have been interchanged.

 

2003 Volkswagen New Beetle GLS 

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

  

z

Press --> key. 

Brake pedal must give perceptibly 

If the brake pedal does not give, there is a malfunction in the hydraulic unit. In this case the hydraulic unit 
must be replaced. 

See CONTROL MODULE AND HYDRAULIC UNIT, REMOVING AND INSTALLING . 

Fig. 226: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (23 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Indicated on display 

z

Indicate to 2nd mechanic which wheel requires turning by hand. 

Fig. 227: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (24 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC.

 

2003 Volkswagen New Beetle GLS 

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

  

z

Press --> key.  

Indicated on display 

z

Remove foot from brake pedal.  

z

Press --> key. 

Fig. 228: V.A.G 1551 Scan Tool Display - Initiating On Board Diagnosis Test Mode (25 Of 35) 
Courtesy of VOLKSWAGEN OF AMERICA, INC. 

Indicated on display 

z

Operate brake pedal.  

z

Press --> key. 

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.

 

2003 Volkswagen New Beetle GLS 

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