Work procedure

• Connect diagnostic tester. See CONNECT DIAGNOSTIC TESTER  .
• Start engine and let run at idle.
• In diagnostic function "33 - OBD", select "Mode 1: Checking measured values."
• Select the desired measuring value "PID 01".
• Observe the right 8-digit number block:

If all diagnoses have run through successfully, the following specified value 8-digit number block must appear:

• Specified value: 0 0 0 0 0 0 0 0