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Read readiness code: Procedure

If all diagnoses have run through successfully, the 8-digit number block

Specified value: 00000000

must be displayed.

Evaluation PID 01: System Status-Information (Right 8-Digit Number Block:)

Meaning if display position = 0
1 2 3 4 5 6 7 8 Diagnostic function
0               Exhaust gas recirculation OK :
  • not available/always "0"
  0             Oxygen sensor heater OK
    0           Oxygen sensors OK
      0         A/C system OK :
  • not available/always "0"
        0       Secondary Air Injection (AIR) system OK
          0     EVAP canister system (tank ventilation system) OK
            0   Catalytic converter heater OK :
  • not available/always "0"
              0 Catalytic converter OK

If a 1 is displayed instead of a 0 in the 8-digit number block: