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Display group 1 -Basic functions-

Fig 1: Identifying Display Group 1 - Basic Functions
G03365637Courtesy of VOLKSWAGEN OF AMERICA, INC.

Display Group 1 - Basic Functions

Significance of 6 digit number block 

6 DIGIT NUMBER BLOCK SIGNIFICANCE

Significance if display = 1
1 2 3 4 5 6 Significance
          1 Coolant temperature exceeds 80° C
        1   Engine speed below 2000 RPM
      1     Throttle valve closed
    1       Oxygen sensor control OK
  1         Idling switch closed
1           Air conditioner compressor switched off
EVALUATING DISPLAY GROUP 1, DISPLAY ZONE 1 - ENGINE SPEED (IDLING SPEED)

Indicated on display Possible cause Corrective action
Less than 800 RPM
  • Throttle valve control module sticking or faulty
 
More than 880 RPM
  • Idling switch not closed/faulty
  • Large amount of unmetered air (cannot be compensated for by the idling stabilization)
  • Throttle valve control module sticking/faulty