engine AUDI A4 1998 B5 / 1.G Cruise Control System Workshop Manual

27-48


Cruise control system,
removing and installing

Cruise control system for vehicles with
diesel engines

In vehicles with diesel engines, the functions of
the cruise control system are controlled by the
fuel injection control module.
Aside from the cruise control switch in the turn
signal lever, there are no additional components.
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Cruise control system for vehicles with
4 and 6-cylinder gasoline engines


CAUTION!

Disconnect the battery Ground (GND) strap
before working on the electrical system.

Notes:

Before disconnecting the battery, determine the
correct coding for the anti-theft radio.
Once the battery is reconnected, check and
activate the vehicle's electrical equipment
(radio, clock, comfort and convenience
features, etc.) as outlined in this Repair Manual
or the Owners Manual.

Vehicles with electronically-operated throttle
valve
In vehicles with fuel injection, the functions of the
cruise control system are controlled by the fuel
injection control module.
Aside from the cruise control switch in the turn
signal lever, there are no additional components.

Vehicles with mechanically-operated throttle
valve
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Actuator linkage, adjusting


4-cylinder engines
Depending on the engine, only the installation position of the linkage
varies in the different 4-cylinder engines.
Follow the sequence of operations below:
The play -a- between linkage -2- and actuator -1- must be 0.5-1.0 mm. - Start engine and allow to idle (throttle valve at idle).
-
Screw in linkage -2- up to stop and then turn back one turn (360
90 ). - Secure linkage from moving (locknut).

6-cylinder engines
The adjustment is the same as on the 4-cylinder engine.
The play -a- between linkage -2- and the stop plate on cam plate -1- must
be 0.5-1.0 mm.
- Secure linkage from moving (locknut).
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Actuator, removing and installing

Depending on the engine, the installation position
of the individual actuators can vary.
Follow the sequence of operations below:

- Remove vacuum line.

- Unscrew or unclip linkage.

- Disconnect actuator from bracket (arrow).
Tightening torque: 25 Nm (18 ft lb)
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