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Home >> Volkswagen >> 2000 >> Golf GLS, 1.8 B, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 80 (1.9L - Fuel Injection Glow Plug, Engine Code ALH, From My 2002 (A4 Platform)) >> 01 On Board Diagnostic (OBD) >> Measured value blocks >> Evaluating Measured value blocks, at idle >> Display group 000 at idle with engine warm, coolant temperature above 80 ° C (176 ° F)

Display group 000 at idle with engine warm, coolant temperature above 80 ° C (176 ° F)

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Display group 000 (decimal displayed value)
  • Engine running at idle
Read Measured value block 0 Indicated on display    
x x x x x x x x x x      
1 2 3 4 5 6 7 8 9 10 Display zones Specification Corresponds to
                    Air mass * See note 69...111 230...370 mg/H
                  Fuel Temperature 91...201 20...80 ° C
                Intake Manifold Temperature 182...50 10...100 ° C
              Engine Coolant Temperature 80...35 80...110 ° C
            Atmospheric Pressure (BAROmetric) 183...224 910...1110 mbar
          Manifold Absolute Pressure 83...106 920...1140 mbar
        Injection Quantity 11...45 2.2...9.0 mg/stroke
      Throttle Position 0 0 %
    Start of Injection 12...75 2 ° after TDC...3 ° before TDC
  Engine Speed (RPM) 41...46 860..950 RPM

*Measured values are only valid when exhaust gas recirculation (EGR) is switched on. When engine is at idle EGR is switched off after approx. 2 minutes, therefore give a burst of throttle or restart engine to signal EGR is back on.