Volkswagen CJDA Workshop Manual page 132

3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
6.3.8 Display group 11 - Charge pressure control
Test prerequisites
● Engine running at idling speed.
● Engine warm, coolant temperature not below 80°C.
● Intake air temperature < 40°C.
Display Operating mode or component
zone
1 Engine speed
2 Charge pressure (specified)
3 Charge pressure (actual)
4 Duty cycle of charge pressure control sol-
enoid valve
1)
The values displayed at "idling speed" are not relevant.
6.3.9 Display group 12 - Status
Test prerequisites
● Engine running at idling speed.
● Engine warm, coolant temperature not below 80°C.
● Intake air temperature < 40°C.
Display Operating mode or component
zone
1 Glow plug system status
2 Glow period (in seconds)
3 Voltage supply from automatic glow peri-
od control unit
4 Coolant temperature
Evaluation: display group 12, display zone 1 - glow plug
system status
Note
Meaning of figures in 8-digit number block for status of glow
plug system:
Significance if display = 1
Dis- Glow plug system status
play
show
s
0000 Waiting for coolant temperature
0000
0001 Pre-heating
0000
116 Repair Group 01 - Vehicle self-diagnosis
Specification
880...1090 rpm
1)
xxx mbar
1)
xxx mbar
1)
xxx %
Specification
1111 1111
xx,x s
Approx. battery voltage
80.0...110.0°C
Evaluation
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Evaluation
⇒ P age 116
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