Volkswagen Passat 1995 Official Factory Repair Manual page 1685

Motronic Fuel Injection and Ignition system, component layout
http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW...
Page 22 of 59
24-14
13 - Harness
Connector
2 pin
For PCV
heating
element
(N79)
Check
Oxygen
sensor
heater
Voltage
between
terminals
1 and 2
with
ignition
switched
on must
be
approx.
battery
Voltage.
14 - PCV
breather
valve
15 - To intake
manifold
upper
section
Page
24-18 ,
item 5
16 - Rubber
washer
17 - Retaining
ring
6/12/2004