Jaguar XJ (2008 year). Manual - part 47

189

Front Climate Controls

R

Windshield defrost/demist

Frost and heavy misting

To remove frost or heavy 
misting from the windshield, 
press the DEF button.

• The blower switches on automatically 

at a high speed, but the speed can be 
increased or decreased manually if 
required.

• Air conditioning switches on 

automatically and cannot be 
deselected.

• Recirculation is cancelled and cannot 

be selected.

• The front screen heater and the rear 

screen heater/door mirror heaters 
switch on automatically, provided the 
engine is running.

To deselect defrost mode, press AUTO 
(recommended operating mode).

Light misting

To prevent or remove light 
windshield misting, select 
manual air distribution to 

windshield and feet.

Heated screens and door mirrors

The front (F) and rear (R) 
screen heaters may be 
switched on and off in 

any mode, including system off, but only 
operate when the engine is running. The 
door mirror heaters are also controlled by 
the rear screen heater button.

The front screen heater (if fitted) switches 
off automatically after 6½ minutes. The 
rear screen and door mirror heaters 
switch off automatically after 21 minutes.

The windshield heaters may be manually 
deselected during the timed period using 
the push buttons.

In cold ambient conditions, at the start of 
a journey, the front and rear screen 
heaters will switch on automatically for 
the timed period.

Note: The top three lines of the rear 
screen pattern are a concealed antenna 
system and do not defrost the rear screen.

Air conditioning

Press to switch the air 
conditioning on or off.

The air conditioning system is controlled 
automatically in AUTO mode. Deselecting 
A/C cancels AUTO mode.

The air conditioning system is also 
switched on automatically in defrost 
mode (DEF) but cannot be deselected.

Blower speed

Set the blower speed as 
required with the rotary control 
knob. Blower speed is shown 
as a series of bars on the LCD 
screen.

When operating in AUTO mode, blower 
speed is controlled automatically (but not 
displayed) and any adjustment of the 
knob will cancel AUTO mode.

Note: In AUTO mode, the blower only 
operates at low speed, if heating is 
required, until the engine is warm.

Front Climate Controls

190

L

MANUAL AIR DISTRIBUTION

Air distribution is automatically controlled 
in AUTO and defrost modes.

Press MODE to select manual 
air distribution. Four air 
distribution modes are available 

and are selected in succession by 
pressing the MODE button. A symbol is 
displayed for the selected mode.

Airflow distributed to the 
windshield and feet; select to 
prevent or remove light misting 
and when heating the interior.

Airflow directed to foot level; 
select to heat the interior.

Airflow distributed to the face 
and feet.

Airflow directed at face level 
only; select to cool the interior.

AIR RECIRCULATION

Timed air recirculation

Press the button briefly to select 
timed air recirculation. The fresh 
air intake is opened and the 

button LED extinguished at the end of the 
time out period.

Latched air recirculation

Press and hold the button for a 
few seconds to select latched air 
recirculation. Selection is 

indicated by the screen symbol and two 
beeps.

Selecting latched air recirculation cancels 
AUTO operation.

To deselect latched air recirculation, 
press the recirculation button again, or 
select AUTO.

TO SWITCH THE SYSTEM OFF

Press in the blower rotary 
control knob to switch the 
climate control system off.

If the blower control knob is 

pressed again, the system will switch on 
in the previous mode set.

4-Zone climate control system

If 4-zone climate control is fitted, 
switching off front climate control (above) 
will also cause the rear climate control 
system to be switched off. Switching the 
front system on again will not switch the 
rear system on.

RAM AIR

With the climate control system switched 
off, air recirculation is automatically 
selected (intake flap closed). To select 
fresh air with the system off, press the 
MODE button to select one of the air 
distribution modes.

With the blower switched off, the fresh 
airflow results from the forward motion of 
the vehicle (ram air effect).

191

Rear Climate Controls

R

Rear Climate Controls

CONTROL PANEL

1. Blower speed and system on/off.

2. Display panel.

3. Increase right zone temperature.

4. Decrease right zone temperature.

5. Select automatic operation.

6. Select air distribution.

7. Increase left zone temperature.

8. Decrease left zone temperature.

4-ZONE CONTROL

The rear climate control panel provides 
independent temperature control of the 
rear left and right passenger zones, when 
the front control system is operating.

SWITCHING ON

The rear climate control system can only 
be switched on if the front system is 
already switched on. Switching on the 
front system does not switch on the rear 
system.

To switch on the rear climate control 
system, press AUTO, or press in the 
blower control knob (1).

AUTO OPERATION

Selecting AUTO (5) provides full 
automatic temperature control, including 
blower speed and air distribution, for both 
rear positions.

TEMPERATURE CONTROL

The left and right zone temperatures are 
set independently using the red (increase 
temperature) and blue (decrease 
temperature) in the same manner as the 
front system.

HI/LO (maximum/minimum temperatures) 
cannot be selected on the rear control 
panel but selection of HI/LO on the front 
panel will apply to all four zones, 
overriding rear temperature selection.

MODE BUTTON

Press the MODE button (6) to select 
manual air distribution; repeat presses will 
cycle through the following options:
• Rear airflow to face level only.
• Rear airflow to face and feet levels.
• Rear airflow to feet only.

Selecting MODE will immediately cause 
AUTO operation to be deselected.

BLOWER SPEED

Rotate the blower speed knob (1) to vary 
the blower speed as indicated by the 
changing number of bars shown on the 
LCD display (2).

Adjusting the blower speed will 
immediately cause AUTO operation to be 
deselected.

Note: If defrost (DEF) is selected on the 
front control panel, the rear system will 
operate normally but with a limit on the 
blower speed.

1

2

3

4

5

6

7

8

E86338

Rear Climate Controls

192

L

SWITCHING OFF

The rear system may be switched off 
independently of the front system by 
pressing in the blower control knob (1).

The rear system will be switched off if the 
front system is switched off.