Volkswagen Golf Variant / Jetta. Manual - part 701

 

  Index      Volkswagen     Volkswagen Golf Variant (2007), Jetta (2005) - service repair manual

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  699  700  701  702   ..

 

 

Volkswagen Golf Variant / Jetta. Manual - part 701

 

 

control -J431- -1- off bracket -2-.

Installing
Carry out installation in the reverse sequence, noting the follow‐

ing:

– Place control unit for headlight range control -J431- -3- with

locking lug -2- in bracket -1-.

– Lock the connector -1- by pressing retaining clip -2- in direction

of -arrow-.

– Tighten all threaded connections to specified torques

⇒ page 261

 .

After installing a new headlight range control control unit -J431- ,

the control unit must be coded 

⇒ page 274

 .

3.8.2

Coding control unit for headlight range

control -J431-

Special tools and workshop equipment required

274

5051B-

Procedure
– Connect vehicle diagnosis, testing and information system -

VAS 5051B- .

– In vehicle diagnosis, testing and information system -VAS

5051B- , select „Guided fault finding“.

– Using 

GoTo

 button, select „Functions/component“ and the fol‐

lowing menu options in succession:

♦ Body
♦ Electrical system
♦ 01 - On Board Diagnosis capable systems
♦ Automatic headlight range control
♦ Automatic headlight range control functions
♦ Coding automatic headlight range control
Once the control unit for headlight range control -J431- has been

coded, a headlight basic setting must be carried out ⇒ Mainte‐

nance ; Booklet  20.1 ; Descriptions of work .

3.9

Vehicle level sender

There is a front left vehicle level sender -G78- located on the front

axle and a rear left vehicle level sender -G76- on the rear axle.
If front left vehicle level sender -G78- / rear left vehicle level send‐

er -G76- is renewed, check values 

⇒ page 275

 and carry out

basic setting of headlights ⇒ Maintenance ; Booklet  20.1 ; De‐

scriptions of work .
If the values from front left vehicle level sender -G78- / rear left

vehicle level sender -G76- are outside the specified tolerance,

basic headlight setting cannot be carried out.

3.9.1

Removing and installing vehicle level

sender

The vehicle level senders are part of the adaptive suspension

system. Removal and installation of vehicle level sender ⇒  Run‐

ning gear, axles, steering; Rep. gr.  43 .

3.9.2

Checking vehicle level sender

Special tools and workshop equipment required

3. Headlights with gas discharge bulbs (up to MY2009)    

275

5051B-

The front left vehicle level sender -G78- / rear left vehicle level

sender -G76- transmit the longitudinal inclination angle of the ve‐

hicle by way of signals to the control unit for headlight range

control -J431- .
A check is made as to whether the rear left vehicle level sender -

G76- / front left vehicle level sender -G78- supply the control unit

for headlight range control -J431- with plausible signals.
No entry is stored in the control unit for cornering light and head‐

light range control -J431- in the following instances:
♦ In the case of incorrectly installed front left vehicle level sender

-G78- / rear left vehicle level sender -G76-

♦ For mechanical damage to front left vehicle level sender -

G78- / rear left vehicle level sender -G76-

♦ Vehicle suspension has been modified (lowered).

Note

If the values from front left vehicle level sender -G78- / rear left

vehicle level sender -G76- are outside the specified tolerance,

basic headlight setting cannot be carried out.

Procedure
– Connect vehicle diagnosis, testing and information system -

VAS 5051B- .

– In vehicle diagnosis, testing and information system -VAS

5051B- , select „Guided fault finding“.

– Using 

GoTo

 button, select „Functions/component“ and the fol‐

lowing menu options in succession:

♦ Body
♦ Electrical system
♦ 01 - On Board Diagnosis capable systems
♦ Automatic headlight range control
♦ Automatic headlight range control functions
♦ Checking vehicle level sender

3.10

Repairing headlight securing tabs

Repairing headlight securing tabs 

⇒ page 231

 .

276

Converting headlights for use when driv‐

ing on the left or right

To avoid dazzling oncoming traffic with the asymmetrical lights,

both headlights should be converted (driving on the left or right)

for the country in which the vehicle is being driven.

Note

Before working on gas discharge headlights, always switch off

the headlights and remove the ignition key.

The procedure for converting the headlights is the same for

both sides and is described as follows using the left headlight

as an example.

Procedure
– Remove headlight 

⇒ page 262

 .

– Turn cover cap -1- in -direction of arrow- and remove.

WARNING

♦ Within the glass envelope of a gas discharge bulb, pres‐

sure can range from between 7 bar (cold) and 100 bar

(hot). Temperatures can reach up to 700 degrees Celsius

on the glass bulb. The reflector is equally as hot.

♦ There is a risk of injury from burning.
♦ Always allow the headlight to cool for a sufficient period of

time.

– Push control lever -1- in desired position - A- or -B-.
Control lever -1- up: driving on left -A-
Control lever -1- down: driving on right -B-

Caution

When installing cover cap, ensure cap is seated correctly. The

ingress of water will lead to permanent damage to the head‐

light.

– Seal headlight housing using cover cap and secure in place

by applying twisting motion.

– Install headlight 

⇒ page 262

 .

– Check headlight functions.
– Check headlight settings and adjust headlights if necessary

⇒ Maintenance ; Booklet  20.1 ; Descriptions of work .

3.12

Adjusting headlights

Adjusting headlights with gas discharge bulb ⇒ Maintenance ;

Booklet  20.1 ; Descriptions of work .

3. Headlights with gas discharge bulbs (up to MY2009)    

277

 

 

 

 

 

 

 

Content   ..  699  700  701  702   ..