2004 JAGUAR XJ Owners Manual

4-10 On the Road
Audible Warnings
Various sounds are produced for warning and notification purposes as follows:
Hazard or Condition Remedy/chime or tone
Air bag system failure. A tone sequence is repeated five times. Report the fault to a Jaguar Retailer as
soon as possible.
External lights remain ON when the driver’s door
is opened. A chime will sound for 10 seconds as a warning that the lights are on when
the ignition is off and the drivers door is opened. Switch lights off.
Note:
The chime will not sound if the switch is in Autolamp position.
Key in ignition switch. A chime will sound if the key has been left in the ignition and the driver’s
door is opened after the ignition has been switched off or turned to
position ‘I’.
Hazard warning indicators ON. A ticking will sound until the hazard indicators are switched OFF.
Vehicle armed. This warns that the alarm will sound shortly unless the system is disarmed by
either pressing the unlock button on the key transmitter or by placing the key
in the ignition switch.
Left or right direction indicators ON. If the switch has not turned itself OFF, switch the turn indicator OFF when
the manoeuvre is completed. A ticking will sound until the indicators are
switched OFF.
Memory 1, 2 or 3 configuration saved. A short tone as the memory selection is saved.

On the Road 4 - 11
Hazard or ConditionRemedy/chime or tone
Valet mode. This indicates that the valet mode has not been set or that access to a
restricted area has been prevented because valet mode has been set.
Seat belt reminder. A chime will sound for 60 seconds after the ignition is switched on or until
the driver’s seat belt is fastened or the ignition switch turned to ‘0’.
The chime will also sound at regular intervals for five minutes if the vehicle is
moving above 10 mph (16 km/h) and the driver’s and/or front passenger’s
(if occupied) seat belts are not fastened or are unfastened.
Electric parkbrake. If the message ‘PARKBRAKE ON’ is displayed, it means that the parkbrake is
applied but the vehicle is moving. Release the parkbrake or stop the vehicle
when it is safe to do so.
Parkbrake cannot be applied. This sounds a warning that the parkbrake cannot be applied. The parkbrake
needs to be reset. Release the parkbrake, depress the footbrake and at the
same time apply the parkbrake.
Adaptive cruise control driver intervene. Action is required by the driver to apply the brakes.
Gear selector not in ‘Park’. This warns that the gear selector is not in Park when the ignition is turned off.

4-12 On the Road
Message Centre
Driver information, messages and data
are displayed on the message centre
display panel situated within the
instrument cluster.
For the message centre to operate the
ignition must be switched ON
(position ‘II’).
The primary function of the message
centre is to inform the driver of the
following:
• Warning messages.
• Temporary alert messages.
• Information messages.The message centre displays:
• The total distance covered by the
vehicle.
• Trip computer information.
• Warning messages if system faults are detected.
• Status messages to indicate changes in
state of certain vehicle functions.
Messages
!WARNING:
If a red warning light is displayed,
investigate immediately and,
if necessary, stop the vehicle as soon
as possible but only when it is safe to
do so.
Most messages, when displayed, have an
associated warning light, red or amber,
above the display which will come on to
indicate the message priority.
If more than one message is active, each
is displayed in turn for two seconds in
order of priority.
Messages take priority over the odometer
reading or trip computer data and,
if active, will be displayed when the
ignition is switched ON. Message centre illumination
The message centre is lit at all times when
the ignition is ON, and message
brightness is controlled by the dimmer
switch.
All information displayed will be brightly
lit if the exterior light switch is OFF.
Note:
Warning lights are always brightly
lit and are not affected by the dimmer
switch.
Language Selection
The displayed language can be changed
to another language, if required.
Press the ML/km button on the trip
computer switchpack and whilst pressing,
turn on the ignition to position ‘II’.
Now press the ML/km button, each press
will display a different language.
When the desired language is shown,
press the A/B button. After three seconds
the new language will be displayed for
every message.
Note: If you wish to exit the language
changing procedure and keep the original
language, do not press the A/B button but
wait 10 seconds or turn the ignition off.

On the Road 4 - 13
Clearing Messages
Messages can be hidden by pressing
RESET on the trip computer switchpack.
One press will hide one message.
Once all messages have been hidden,
the display will show trip data, a further
press will display the odometer reading.
If RESET is pressed again, all active
messages will be ‘re-displayed’.
Repeatedly pressing the RESET button will
cycle through the trip, odometer and
message modes.
If a fault occurs when in trip computer or
odometer mode, the relevant message
will be displayed immediately.
If a trip computer function is selected by
pressing the TRIP button while messages
are displayed, the trip data will be
displayed for 10 seconds, then the
message will reappear.
Note: Hidden messages reappear after an
ignition OFF/ON cycle, if the fault
remains.
Trip Computer
The computer memory stores data for a
journey or series of journeys until it is
reset to zero.
The displayed information is for guidance
only, as it can be affected by traffic, road
and weather conditions.
Two independent memories are available
(A and B) to allow two separate journeys
to be recorded concurrently,
for example, work usage and evening/
weekend usage.
Trip distance, average fuel economy and
average speed will be prefixed A or B
depending on the current memory
selected.
Press the TRIP button on the end of the
left column stalk switch repeatedly to
display the data in the following order:
• Odometer.
•Trip distance.
•Range.
• Current fuel consumption.
• Average fuel economy.
• Average speed.
• Messages.
Odometer
The odometer shows the total vehicle
distance travelled since the vehicle was
new.
When the ignition is switched ON
(position ‘II’) the display shows the
odometer reading unless another trip
computer function was previously
selected or a warning message is
displayed, for example, ‘DOOR OPEN’.
The odometer reading is displayed in
either miles or kilometres, depending on
the units selected with the trip computer.
Trip Distance (A/B)
Distance travelled since the last memory
reset. The maximum trip reading is
9999.9 miles (16, 090 kilometres).
The computer, either A or B, will
automatically reset to zero if this distance
is exceeded.
Range
Predicted distance, kilometres or miles,
that the vehicle should travel on the
remaining fuel, assuming average fuel
economy and fuel consumption stay
constant.

4-14 On the Road
Current Fuel Consumption
Instantaneous or ‘at the moment’ fuel
consumption, which is continuously
updated.
Average Fuel Economy (A/B)
The average fuel consumption, miles per
gallon (or litres per 100 kilometres),
based on the accumulated distance
travelled and the accumulated fuel used.
Average Speed (A/B)
The average speed since the last press of
the reset button.Trip Computer Switchpack
ML/km
Pressing the ‘ML/km’ button alternately
displays data in metric or imperial units.
A/B
Selects either A or B trip memory.
Select the required data using the column
stalk TRIP button and then pressing A/B
will show the A or B information for that
data. RESET
• One short press clears (hides) the
displayed message. Continue to give
brief presses to clear one message
after another until all messages are
cleared.
• Press and hold for three seconds to reset or clear the selected trip, A or B,
to zero.
Note: If warning messages are hidden,
the warning/fault still exists and requires
investigation.
Warning and Information messages have
priority over trip data and, if active, will
be displayed when the ignition is at
position ‘II’.

On the Road 4 - 15
Setting the Trip Computer
At the start of the journey, or series of
journeys, to be recorded, reset the
computer memory to zero as follows:
1. Press the TRIP button on the end of the left column stalk switch to select a
trip function. Th ecomputer will
display either TRIP A: or TRIP B: data.
2. Press the A/B button to select the trip (A or B) to be reset.
3. Press the RESET button and hold for 3seconds. The display will read:
RESETTING
TRIP A (or B).
Then it will reset and display:
A: 0 (or B: 0) or the new value.
Note:
All trip functions, for A or B
depending on which wa s selected, will be
reset.

4-16 On the Road
Messages
The table on this and the following pages lists all messages and warning lights and explains their meaning.
Message Warning
Light Priority
Indicator Meaning
LOW BRAKE FLUID Brake Red Displayed when the brake fluid level is low. Complete loss of braking may occur.
!WARNING:
DO NOT drive the vehicle until the fault is rectified. Consult a Jaguar
Retailer immediately.
ENGINE
COOLANT LOW None Red Displayed when the coolant level in
the reservoir is too low or is empty.
Check temperature gauge often. The coolant reservoir should be topped up at the
earliest opportunity and any leaks repaired.
CATS SYSTEM FAULT None Amber Displayed when a fault is detected in the adaptive damping (CATS) system (only those vehicles fitted with adaptive damping suspension). Report the fault to a
Jaguar Retailer at the earliest opportunity.
RESTRICTED
PERFORMANCE None Red This will be displayed when the vehicl
e has possible loss of power or driveability.
Report the fault to a Jaguar Retailer.
ENGINE SYSTEMS FAULT Malfunction
Indicator lamp Red Displayed when the engine has defaulted to ‘limp-home’ mode.
Report the fault to a Jaguar Retailer at the earliest opportunity.

On the Road 4 - 17
AIR SUSPENSION FAULT None None Drive the vehicle with caution and inform your nearest Jaguar Retailer to have the
fault rectified.
VEHICLE TOO LOW None None The air suspension system is too low. Start the engine and wait for the message to clear before driving the vehicle. If the message is displayed while you are driving,
restrict your speed until the message is cleared. If the message is persistently
shown, inform your Retailer.
DRIVER’S
(or PASSENGER’S) DOOR AJAR None Red The driver’s and/or one or more passenger doors are open. Check that all doors
are closed before driving.
TRUNK OPEN None Red Check that the luggage co mpartment lid is closed before driving.
HOOD OPEN None Red Check that the hood is closed before driving.
ABS FAULT ABS Amber ABS will not be available. The braki ng system will work but care must be used if
braking heavily.
STEERING COLUMN LOCKED None Amber The steering lock system has failed to unlock the steering column. The engine
cannot be started. Remove the key and re-insert it into th e ignition switch, then try
again to unlock the column by turning the steering wheel gently to the left and
right (only small movements will be possible).
TRANSMISSION FAULT None Amber It is likely that the driver will expe
rience a degradation of transmission operation
and possibly reduced ac celeration capability.
Message
Warning
Light Priority
Indicator Meaning