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Home >> Volkswagen >> 2000 >> GTI GLX >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (1.9L - Fuel Injection Glow Plug, Engine Code: ALH (A4 Platform)) >> 01 On Board Diagnostic (OBD) >> Evaluating measuring value blocks at full load >> Evaluating measuring value blocks at full load >> Evaluation: Manifold Absolute Pressure display (actual)

Evaluation: Manifold Absolute Pressure display (actual)

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V.A.G 1551 display Possible cause of malfunction Corrective action
Below 1700 mbar
  • Manifold Absolute Pressure control (charge pressure) inoperative
 
  • Turbocharger inoperative
 
Above 2080 mbar
  • Turbocharger inoperative