● Engine warm, coolant temperature not below 80°C
● Engine speed 2800…3200 rpm
● Engine at full load
Display
zone
Operating mode or component
Specification
Evaluation
1
Engine speed
2800...3200 rpm
---
2
Average injection quantity
40.0...60.0 mg/stroke
3
Pressure in high-pressure fuel system
(actual)
1200.0...1700.0 bar
---
4
Coolant temperature
80.0...110.0°C
---
Evaluation: Display group 1, display zone 2 - quantity injec-
ted
Display shows
Possible cause of fault
Fault remedy
Below specification
◆
Injectors for cylinders 1…4
-N30...N33- defective
Above specification
◆
Engine too cold
– Run engine at increased speed to
warm up, and repeat test
◆
Shortage of fuel
◆
Air in fuel system
– Check fuel supply system
parts of fuel supply system
◆
Injectors for cylinders 1…4
-N30...N33- defective
5.4.3 Display group 3 - Exhaust gas recirculation
Note
◆
To perform the test increase engine speed from 1500 rpm to
full throttle at full load. Note conditions for measurements at
full load
◆
The measured values must be read at an engine speed of
3000 rpm (2nd person required).
Test prerequisites
● Engine warm, coolant temperature not below 80°C
● Engine speed 2800…3200 rpm
● Engine at full load
Display
zone
Operating mode or component
Specification
Evaluation
1
Engine speed
2800...3200 rpm
---
2
Intaken air mass (specified):
450...950 mg/stroke
---
Industriemotoren - Industrial Engines 2009
▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
3
5 Measured value blocks, engine codes CJDA, CJDD
107