Volkswagen Passat 1995 Official Factory Repair Manual page 1360

Additional signals, Checking
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Test sequence
Note:
To test speed signal, vehicle must be driven.
Doing this requires a second person.
WARNING!
Secure Scan Tool (ST) on the rear seat and
have it operated from there by second
technician.
- Connect diagnostic tester
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic
mode 1: Checking measured values."
- Select the measuring value "PID 13: Vehicle
speed".
- Perform a road test, and have the 2nd person
observe the indication on the display.
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Page ST-8 .
6/12/2004