Volkswagen Golf / Golf GTI / Jetta. Manual — part 924

01-33

Output Diagnostic Test Mode

Self test

Indicated on display:

The following tests are performed:

After approx. 30 seconds, the
checks are completed.

A/C control head -E87- display

Page 01-34

Functional test of the 4 flap

motors

Electrical circuit to fresh air

blower -V2- is tested.

Climatronic control module

switching sequence for A/C
clutch -N25- is tested.

All sensors are checked.

Function is not recognized or cannot

be performed at the moment!

Indicated on display:

Note:

After completing output DTM, always
check DTC memory

Page 01-12

.

- If "Function is not recognized or

cannot be performed at the
moment" appears in display,
output DTM has been concluded.

- Press

button.

Climatronic On Board Diagnostic (OBD) through m.y. 2001

13/2/2005

01-34

A/C control head -E87- display,
checking

All display segments must show.

Note:

All display segments must appear
during output DTM, otherwise
replace Climatronic control module -
J255-.

Climatronic On Board Diagnostic (OBD) through m.y. 2001

13/2/2005

01-35

Basic setting (function 04)

Note:

If the display flashes after switching ignition on,

even though no Diagnostic Trouble Codes (DTC)
are in DTC memory, perform function 07 Code
Control Module followed by function 04 Basic
setting.

- Connect VAG 1551 Scan Tool (ST), enter

address word 08 "AC./Heating electronics" and
press

until "Select function XX" appears in

display

Page 01-8

.

- Switch printer on by pressing PRINT button

(warning lamp in button lights up).

- Check DTC memory

Page 01-12

and correct

all malfunctions shown.

- Erase DTC memory

Page 01-39

- Check code

Page 01-41

and correct if

necessary.

Climatronic On Board Diagnostic (OBD) through m.y. 2001

13/2/2005

01-36

Rapid data transfer

HELP

Select function XX

Indicated on display (function

selection):

- Press buttons -0- and -4- to select

function 04 Basic setting.

Rapid data transfer

Q

04 - Basic setting

Indicated on display:

- Press -Q- button to confirm entry.

Basic setting

HELP

Enter display group number XXX

Indicated on display:

- Enter display group number 000

Basic setting

Q

Enter display group number 000

Indicated on display:

Note:

The Climatronic control module -
J255- stores all flap motor position
sensor (potentiometer) values when
moving to their final positions and
therefore takes on the basic setting
of all flap motors.

- Press -Q- button to confirm entry.

Climatronic On Board Diagnostic (OBD) through m.y. 2001

13/2/2005