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Significance of the 8-digit number block > < Read measured value block

Leon Mk1

Display groups assembly overview
   
Display groups assembly overview
Display group 000 -Decimal values-
Checking conditions
l  Engine running at idling speed
l  The coolant temperature is a minimum of 80 °C
l  Electrical consumers are disconnected
12345678910← Display zonesSpecificationCorresponds to
          Engine speed69…79690…790 rpm
         Injection period10…213,9…8,1 ms
        Throttle valve angle8…153,6…6,3 ∠°
       Lambda probe status0…4 → Note---
      Lambda integrator102…154128 = lambda 1
     Lambda probe signal0…2050…0,1 V
    Engine load40…682,0…3,4 ms
   Coolant temperature176…22980…115 °C
  Battery voltage176…21312,0…14,5 V
 Intake air temperature75…15815…70 °C

1)  The gauge goes up when the Lambda probe is not transmitting a signal (e.g.: probe cold). The value may rise to 127, e.g. in case of heater or probe cable fault. Checking in the function “Read measured value block”.
   
 Display zones
 1234
Display group 01
Displayxxxx rpmxx,x °Cx,x Vxxxxxxxx
IndicatedEngine speedCoolant temperatureLambda probe voltageAdjustment conditions → Note
Specifications → Note690…790 → Note80…1150…1,0 fluctuating00000000
Display group 02
Displayxxxx rpmxx,xx msxx,x Vxx,x °C
IndicatedEngine speedInjection periodBattery voltageIntake air temperature
Specifications → Note690…790 → Note3,9…8,112,0…14,5 V15…70

2)  Specifications should be reached when: the engine is running at idling speed, the coolant temperature should be at least 80 °C and all electrical consumers are disconnected
3)  The control unit slightly increases idling speed up to 870 rpm in the following conditions: battery voltage too low; after a long full throttle drive and high temperatures; when the air conditioning is connected
4)  Significance of the 8-digit number block codes → Chapter
   
 Display zones
 1234
Display group 03
Displayxxxx rpmxx,x msxx ∠°xx,x V
IndicatedEngine speedEngine loadThrottle valve angleVoltage value for the throttle valve positioner potentiometer
Specifications → Note690…790 → Note2,0…3,43,6…6,3---
Display group 04
Displayxxxx rpmxx,x msxxxxxxxxxxx
IndicatedEngine speedEngine loadRoad speedLoad status → Note
Specifications → Note690…790 → Note2,0…3,4------

5)  Specifications should be reached when: the engine is running at idling speed, the coolant temperature should be at least 80 °C and all electrical consumers are disconnected
6)  The control unit slightly increases idling speed up to 870 rpm in the following conditions: battery voltage too low; after a long full throttle drive and high temperatures; when the air conditioning is connected
7)  Significance of the 8-digit number block codes → Chapter
   
 Display zones
 1234
Display group 05
Displayxxxx rpmxxx %x,xxx
IndicatedEngine speedDuty cycle for the activated charcoal filter solenoid valve 1Adaptive value of activated charcoal filter solenoid valve 1Drain value of activated charcoal filter solenoid valve 1
There are no specifications for Service schedule
Display group 06
Displayx,xxx,xxx,x Vx,x V
IndicatedCorrection value of the mixtureAdaptive value for mixture correctionThrottle valve positioner potentiometer voltageThe value memorised in “basic setting” for the throttle valve potentiometer position: throttle valve closed
There are no specifications for Service schedule

   
 Display zones
 1234
Display group 07= display zone 01
 
Display group 08
Displayx,x Vx,x Vx,x Vx,x V
IndicatedThrottle valve positioner potentiometer real valueEmergency range, throttle valveMIN stop for throttle valve control unitMAX stop for throttle valve control unit
There are no specifications for Service schedule
Display group 09
Displayx,xxx,xxx,xx Vx,xx
IndicatedLambda integratorLambda adaptive valueLambda adaptive valueLambda adaptive value
There are no specifications for Service schedule

   

Significance of the 8-digit number block > < Read measured value block