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Home >> Volkswagen >> 2002 >> GTI Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> 1.8L - On Board Diagnostic (OBD) - AWW, AWP (A4 Platform) >> On Board Diagnostic (OBD) >> Output Diagnostic Test Mode >> Output Diagnostic Test Mode (function 03), performing
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Output Diagnostic Test Mode (function 03), performing

The Output Diagnostic Test Mode activates the following components in the stated sequence:

  1. Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-
  2. Secondary Air Injection (AIR) Solenoid Valve -N112-
  3. Secondary air injection pump relay -J299-
  4. Wastegate bypass regulator valve -N75-
  5. Valve -1- for camshaft adjustment -N205-
  6. Leak Detection Pump (LDP) tank ventilation system
  7. Recirculating valve for turbocharger -N249-

    Additionally for engine code AWP: 

  8. Brake system vacuum pump -V192- (only Automatic Transmission)

    Continued for all engines: 

  9. Cylinder 1 Fuel Injector -N30-
  10. Cylinder 3 Fuel Injector -N32-
  11. Cylinder 4 Fuel Injector -N33-
  12. Cylinder 2 Fuel Injector -N31-