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Home >> Volkswagen >> 2000 >> Jetta GLS, 1.8 D, AWD, Standard >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 1.8L - Fuel Injection & Ignition, Engine Code(S): AWD >> 01 On Board Diagnostic (OBD) >> Measuring value blocks, evaluating, display groups 0-9 (basic functions) >> Measuring value blocks, evaluating, display groups 0-9 (basic functions) >> Display group 2 -basic functions- Mass Air Flow (MAF) sensor
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Display group 2 -basic functions- Mass Air Flow (MAF) sensor

Display group 2 -basic functions- Mass Air Flow (MAF) sensor 
  • Engine running at idle
Read Measuring Value Block 2 ← Indicated on display:    
xxxx/min xxx % x.x ms x.x g/s      
1 2 3 4 ← Display fields Specified value Evaluation
        mass air taken in 2.0 to 4.5 g/s Refer to Evaluation display group 2, display field 4 - mass air taken in 
      Injection timing 2.0 to 4.0 ms Refer to Evaluation display group 2, display field 3 - injection timing 
    Engine load 15 - 25% Refer to Evaluation display group 10, display field 2 - engine load 
  Engine speed (idle speed)
Manual transmission
Automatic transmission
700 to 820 RPM
640 to 760 RPM
Refer to Evaluation display group 1, display field 1 - engine speed (idle speed) 

Note for display field 4: 

The air mass measured by the Mass Air Flow (MAF) sensor is displayed.