Skoda OCTAVIA 2004 Workshop Manual page 108

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Fuel Formation/Fuel Injection
Testing charge pressure control so-
lenoid valve (N75)
Special tools, testers and aids required
♦ Hand-held multimeter (e.g. V.A.G 1526 A)
♦ Adapter cable set (e.g. V.A.G 1594 A)
♦ Test box V.A.G 1598/22 or V.A.G 1598/31
♦ Vehicle system tester V.A.G 1552 with cable
V.A.G 1551/3, 3A, 3B or 3C
♦ Diode test lamp (e.g. V.A.G 1527 B)
Test condition
l Fuses 29 and 34 o.k.
Test procedure
- Connect vehicle system tester V.A.G 1552
and select engine electronics control unit
⇒ page 01-2.
- Select final control diagnosis and activate
charge pressure control solenoid valve -N75
⇒ page 01-18.
If the valve is not actuated (does not click):
K - Unplug connector -1- from charge pressure
control solenoid valve (N75) and connect
diode test lamp between contacts of connec-
tor.
Diode test lamp must flash.
Diode test lamp flashes.
- End final control diagnosis.
- Switch ignition off.
- Connect multimeter to valve -2- for resist-
ance measurement.
Models ä 07.00
Specification: 25...45
Models 08.00 ä
Specification: 14...20
Continued for all models
If the specification is not achieved:
OCTAVIA
Edition 12.00
S00.5111.54.20