SEAT Workshop Service and Repair Manuals > Leon Mk1 > Power unit | 4-cylinder injection engine (5-valve), mechanical system | Exhaust turbocharger, G-charger

Checking charge pressure regulation solenoid valveN75

Checking charge pressure regulation solenoid valve -N75-

Special tools and workshop equipment required

t	Fault reader -V.A.G 1551- or vehicle system tester -V.A.G 1552- with diagnosis cable -V.A.G 1551/3C-

t	Hand multimeter -V.A.G 1526C- or multimeter -V.A.G 1715-

t	Auxiliary measuring set -V.A.G 1594C-

Test prerequisite

l	Final control diagnosis has been performed → Rep. Gr.01.

l	Ignition switched off

Test procedure

–	Switch off ignition.

–	Pull connector -1- off charge pressure regulation solenoid valve -N75--2-.

–	Check charge pressure regulation solenoid valve resistance between contacts. Specification: 25.0 … 35.0 Ω∼ (at room temperature).

If the specification is not attained:

–	Renew charge pressure regulation solenoid valve -N75-.

–	Interrogate and erase fault memory → Rep. Gr.01

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