Volkswagen Jetta / Bora: Electrical System Manual - part 38

Cruise control system (CCS)

General description:
The functions of the cruise control system are controlled by the

engine control unit.
There are no additional components, apart from the switch for

CCS -E45- , which is integrated into the “turn signal switch”.
– Removing and installing switch for CCS -E45- (“turn signal

switch”) 

⇒ page 224

 .

– You can activate and deactivate the cruise control system

⇒ page 149

 .

Fault detection and fault display:
Faults on the CCS are output via the engine control unit.
For fault finding, use the vehicle diagnosis, testing and informa‐

tion system -VAS 5051A- in “guided fault finding” mode.

11.1

Activating and deactivating cruise con‐

trol system

– Connect Vehicle Diagnosis, Testing and Information System

-VAS 5051A- 

⇒ page 281

 .

– Select “guided fault finding” in Vehicle Diagnosis, Testing and

Information System -VAS 5051A- .

– Using the “Go to” key, select “Function/component selection”

and the following menu items one after the other:

♦ Drive
♦ Engine code
♦ 01 - On Board Diagnostic capable systems
♦ Engine control and/or direct diesel injection and pre-glow sys‐

tem

♦ Function
♦ Activating and deactivating cruise control system

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11. Cruise control system (CCS)    

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1

Dash panel insert

General description:
Integrated in the dash panel insert are the following components:
♦ Control unit with display in dash panel insert -J285-
♦ Immobilizer control unit -J362-
♦ Speedometer
♦ Rev counter
♦ Fuel gauge
♦ Coolant temperature gauge
♦ Multi-function display
♦ Warning lamps, 

⇒ page 152

To provide acoustic support to some of the visual displays, the

dash panel features a warning buzzer, which is actuated by the

control unit.
All warning lamps feature LEDs. No provision has been made for

repair of the dash panel insert. In the event of defects, the dash

panel insert is renewed as a unit 

⇒ page 150

 .

The data bus diagnostic interface -J533- (Gateway) is an individ‐

ual control unit option and not, as on other vehicles, part of the

dash panel insert 

⇒ page 294

 .

Fault detection and fault display:
The dash panel insert is equipped with self-diagnosis which

makes fault finding easier.
For fault finding, use the vehicle diagnosis, testing and informa‐

tion system -VAS 5051A- in “guided fault finding” mode.

1.1

Renewing dash panel insert

The work sequence “Renewing dash panel insert” consists of the

following work:
♦ If a new dash panel insert has to be installed in the vehicle,

the dash panel insert control unit has to be adapted to the dif‐

ferent vehicle equipment and the respective country variant.

♦ To adapt the integrated immobilizer to the engine control unit,

the data of the engine control unit must be stored in the ex‐

change dash panel insert.

♦ After installing a new dash panel insert, perform adaption of

all vehicle keys.

Special tools and workshop equipment required

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150

5051A-

♦ Diagnosis lead -VAS 5051/6A-

– Connect the vehicle diagnosis, testing and information system

-VAS 5051A- to 

⇒ page 281

– Select “guided fault finding” in Vehicle Diagnosis, Testing and

Information System -VAS 5051A- .

– Using the “Go to” key, select “Function/component selection”

and the following menu items one after the other:

♦ Body
♦ Electrical System
♦ 01 - On Board Diagnostic capable systems
♦ Dash panel insert
♦ Dash panel insert functions
♦ Adapting/renewing dash panel insert

1.2

Removing and installing dash panel in‐

sert

Note

Before removing the dash panel insert, the work procedure “Re‐

newing dash panel insert” should always be carried out in order

that the data stored in the control unit can be interrogated

⇒ page 150

 .

Removing:
– Switch off ignition and all electrical consumers and pull out

ignition key.

Gr.  69 ; Airbag; Removing and installing steering wheel .

Jetta 2005 ➤ , Bora 2006 ➤

1. Dash panel insert    

151

body repairs, interior; Rep. Gr.  68 ; Compartments, covers

and trim; Removing and installing steering column switch trim .

– Remove securing bolts -arrows- for dash panel insert.

Note

When pulling out dash panel insert, there is no need to separate

the connectors. The connections comprise of one part that is fixed

to the vehicle and are thus separated automatically when the

dash panel insert is pulled out.

– Pull dash panel insert out of dash panel.
Installing:
Install in reverse order of removal.

1.3

Description of reverse side of dash pan‐

el insert

Note

The dash panel insert must not be dismantled. In the event of

defects, the dash panel insert is renewed as a unit.

1 - 36-pin connector
2 - Warning buzzer

1.4

Warning lamp symbols in dash panel in‐

sert

Note

The warning lamps on the dash panel insert depend on the vehi‐

cle's equipment, country and engine type.

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