Guided Fault Finding, OBD And Test Instruments

Determine the exact cause of damage using the Vehicle Diagnostic Tester in the modes "Guided Fault Finding", "On Board Diagnostics (OBD)" and "Test Instruments" before replacing the Differential Lock Motor -V304- on vehicles with a differential lock on the rear final drive.

Fig 1: Identifying Special Tool - VAS 5051
Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.