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Home >> Volkswagen >> 1999 >> Golf Wolfsburg Edition, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (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: Intake manifold pressure (charge pressure) display

Evaluation: Intake manifold pressure (charge pressure) display

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