Volkswagen Golf / Golf GTI / Jetta. Manual — part 182

24-2

4 - Connector

Black,

4-pin

Terminals

3 and 4
gold
plated

For

Oxygen
Sensor
(O2S)
Behind
Three
Way
Catalytic
Converter
(TWC) -
G130-
and
Oxygen
Sensor
(O2S)
Heater 1
-Z29-

Component

location:
Right on
underside
of vehicle

5 - Knock

Sensor
(KS) 1 -
G61-

Component

location:
Between
cyl. 1 and
cyl. 3

Page 28-4

,

item 7

6 - Connector

For

Motronic
Engine
Control

Fuel injection system, servicing

Module
(ECM) -
J220-

Disconnect

or connect
only with
ignition
switched
off

Release to

disconnect

7 - Motronic

Engine
Control
Module
(ECM) -
J220-

Component

location: In
plenum
chamber

Fuel injection system, servicing

24-3

8 - Clutch

Vacuum
Vent
Valve
Switch -
F36-,
Brake
Light
Switch -
F- and
Brake
Vacuum
Vent
Valve
Switch -
F47-

Component

location: In
left footwell

Checking

signal
from
Clutch
Vacuum
Vent
Valve
Switch -
F36-

Page 24-
199

Check

signals
from
Brake
Light
Switch -
F- and
Brake
Vacuum
Vent
Valve
Switch -
F47-

Page
24-206

9 -

Camshaft
Position

Fuel injection system, servicing

(CMP)
Sensor -
G40-

For

intake
camshaft

Page

28-7

,

item 16

Mark

connector
and
component
before
pulling
connector
off

Fuel injection system, servicing