Volkswagen CPYC User Manual

Display
zone
Operating mode or component Specification Evaluation
1 Engine speed 2200...2450 rpm ---
2 Desired torque xxx Nm ---
3 Torque limit xxx Nm ---
4 Smoke limiting xxx Nm ---
6.5.5 Display group 11 - Charge pressure control
Note
◆ To perform the test increase engine speed from 1500 rpm to
full throttle at full load. Note conditions for measurements at
full load ⇒ Page 129.
◆ The measured values must be read at an engine speed of
2300 rpm (2nd person required).
Test prerequisites
● Engine warm, coolant temperature not below 80°C
● Engine speed 2200…2450 rpm
● Engine at full load
Display
zone
Operating mode or component Specification Evaluation
1 Engine speed 2200...2450 rpm ---
2 Charge pressure (specified) 1620...1750 mbar ---
3 Charge pressure (actual) 1620...1800 mbar
⇒ Page 132
4 Duty cycle of charge pressure control sol-
enoid valve
40...70 % ---
Evaluation: display group 11, display zone 3 - charge pres-
sure (actual)
Display shows Possible cause of fault Fault remedy
Below specification
◆ Leaks between turbocharger and en-
gine (charge air system)
◆ Charge pressure control defective
– Checking charge air system for leaks
⇒ Page 331
– Checking charge pressure control
⇒ Page 333.
Above specification
◆ Charge pressure control defective
◆ Turbocharger defective
– Checking charge pressure control
⇒ Page 333.
◆ Defective charge pressure sender
-G31-
– -G31- Check. ⇒ Page 343
3
Industriemotoren - Industrial Engines 2009 ▶
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
132
Repair Group 01 - Vehicle self-diagnosis

Volkswagen CPYC Specifications

General

Brand	Volkswagen
Model	CPYC
Category	Engine
Language	English