Scan tool, connecting

All functions which could previously be performed with V.A.G 1551/1552 can also be performed with the new tester VAS 5051 in the operating mode vehicle OBD.

Refer to Operating instructions for Vehicle Diagnosis, Testing and Information System VAS 5051.

Special tools and equipment 

Fig 1: VAS 5051 Vehicle Diagnosis, Testing & Information System

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• VAS 5051 Vehicle Diagnosis, Testing and Information System
• Diagnostic cable VAS 5051/1 or VAS 5051/3
• The ABS function is switched off in the control module during the On Board Diagnostic (OBD).
• The Diagnostic Trouble Code (DTC) memory can be erased after successfully checking and repair.

Connecting VAS 5051 

Fig 2: Tester VAS 5051 Connected To Data Link Connector Using Diagnosis Cable VAS 5051/1

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Pull cover -1- off in direction of -arrow-.
• With ignition switched off, connect tester VAS 5051 to Data Link Connector using diagnosis cable VAS 5051/1 or VAS 5051/3.

Selecting operating mode: 

• Press button on display for "Vehicle On Board Diagnostic (OBD)".

Selecting vehicle system: 

• Press button "03 - brake electronics" on the display.

The control module identification and coding are indicated on the display.

Selecting diagnosis function: 

All diagnostic functions available are indicated on the display.

• Press button on display for desired function.
• Further measures see repair procedures.