change key battery AUDI A8 2016 Owners Manual

Removing the mechanical key
Fig. 19 R emote control master key: removing the mechani·
ca l key
• Press the release button @¢fig. 19.
• Pull the mechanical key @ out of the master
key.
Using the mechan ica l key, you can:
- lock and unlock* the storage compartment on
the passenger's side¢
page 73.
- lock and unlock the vehicle manually
¢page 35.
-lock the front and rear passenger doors me­
chanically¢
page 36.
-unlock the luggage compartment lid manually
¢page 39.
Check light and battery in the master key
Fig. 20 Remote master key: Remov ing the battery holder
Check light in the ma ste r key
The check light®¢ fig. 20 in the master key
provides information about different conditions.
• The check light turns on briefly once when a
button is pressed, and during an "inquiry" by
the conven ience key system.
Open ing and closing
• If the check light does not come on, the battery
is dead and has to be replaced. In addition,
when the battery is dead the
!I ind icator light
appears in the instrument cluster display as
well as the message
Please change the key
battery .
Ma ster key battery replacement
• Remove the mechanical key ¢page 31.
• Press the re lease button @¢ fig. 20 on the
battery holder and at the same time pull the
battery holder out of the master key in the di­
rection of the arrow .
.. Install the new batte ry CR 2032 with the"+"
sign facing down.
.. Push the battery holder carefully into the mas­
ter key .
.. Insta ll the mechanical key .
@ For the sake of the environment
Dispose of dead batteries properly so as not
to pol lute the environment.
(D Tips
The replacement battery must be the same
specification as the original.
Electronic immobilizer
The immobilizer helps to prevent unauthorized
use of your vehicle.
A computer ch ip inside your key automatically
deact ivates the electronic immob ilizer when the
key is inside the vehicle. When you remove the
key from the vehicle, the elect ronic immob ilizer
is automatically activated once again .
& WARNING
-
Always take the key with you when you leave
the vehicle. The key can disarm the electronic
engine immobilizer and permit an unauthor­
i zed person to start the engine and enable op­
eration of the vehicle systems such as power
window or power sunroof leading to serious
personal injury.
31

Jumper cables . . . . . . . . . . . . . . . . . . . . . . . . 272
K
Key
Battery replacement master key . . . . . . . . .
31
Key not recognized . . . . . . . . . . . . . . . . . . . 83
Key replacement . . . . . . . . . . . . . . . . . . . . . 30
Mechanical key . . . . . . . . . . . . . . . . . . . . . . . 31
Kick-down (automatic transmission) . . . . . . 115
Knee airbags . . . . . . . . . . . . . . . . . . . . . . . . . 160
Description . . . . . . . . . . . . . . . . . . . . . . . . . 160
How they work . . . . . . . . . . . . . . . . . . . . . . 161
Important safety instructions . . . . . . . . . . 162
L
Lane Change Assistant
refer to Side ass ist . . . . . . . . . . . . . . . . . . . 102
LATCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Description . . . . . . . . . . . . . . . . . . . . . . . . . 181
Guidance fixtures for lower anchorages . . 182
Install ing a child restraint . . . . . . . . . . . . . 183
Location . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Mounting and releasing the anchorage
hook . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
183
Leather cleaning/protection . . . . . . . . . . . . 209
Leaving hom e . . . . . . . . . . . . . . . . . . . . . . . . . 48
Lifting jack . . . . . . . . . . . . . . . . . . . . . . 261, 262
Light
Ambience lighting . . . . . . . . . . . . . . . . . . . .
50
Coming/Leaving home . . . . . . . . . . . . . . . . . 48
Daytime running lights . . . . . . . . . . . . . . . . 46
Emergency flashers . . . . . . . . . . . . . . . . . . . 47
H eadlight range control . . . . . . . . . . . . . . . 46
High beam . . . . . . . . . . . . . . . . . . . . . . . . . . 48
H igh beam assist . . . . . . . . . . . . . . . . . . . . . 49
Interior/r eading lights . . . . . . . . . . . . . . . . 50
Low beam . ................... ..... .. 46
Rear fog lights . . . . . . . . . . . . . . . . . . . . . . . 46
Side marker lights . . . . . . . . . . . . . . . . . . . . 46
Turn signals . . . . . . . . . . . . . . . . . . . . . . . . . 48
Light/rain sensor
Headlig hts . . . . . . . . . . . . . . . . . . . . . . . . . .
46
Intermittent (windshield wipers) . . . . . . . . 54
Sensor defective . . . . . . . . . . . . . . . . . . . . . . 22
Index
Lighting
Exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
46
Interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Loading the roof rack . . . . . . . . . . . . . . . . . . . 71
Locking
Luggage compartment lid . . . . . . . . . . . . . .
36
Power locking switch . . . . . . . . . . . . . . . . . . 35
Remote control . . . . . . . . . . . . . . . . . . . . . . 33
Using the key . . . . . . . . . . . . . . . . . . . . . . . . 35
Low beams . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Luggage compartment
Luggage compartment net . . . . . . . . . . . . .
68
Pass-through with ski sack . . . . . . . . . . . . . 69
Storing cargo cor rectly . . . . . . . . . . . . . . . 135
Stowing luggage . . . . . . . . . . . . . . . . . . . . 135
Tie-downs . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Luggage compartment lid
Automatic operation . . . . . . . . . . . . . . . . . .
37
Emergency release . . . . . . . . . . . . . . . . . . . . 39
Movement-activated opening . . . . . . . . . . . 39
Opening and closing . . . . . . . . . . . . . . . . . . 36
Lumbar support
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . .
60
Rear seats . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
M
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 281
Malfunction Ind icator Lamp (MIL) . . . . . 20, 28
Massage function
Front seats . . . . . . . . . . . . . . . . . . . . . . . . . .
60
Rear seats . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Reclining rear seat . . . . . . . . . . . . . . . . . . . . 63
Matte finish paint cleaning . . . . . . . . . . . . . 206
Mechan ica l key . . . . . . . . . . . . . . . . . . . . . . . . 31
Memory function . . . . . . . . . . . . . . . . . . . . . . 65
Mirrors
Adjusting the exterior mirrors . . . . . . . . . . .
51
Compass.. .. .. .. .. ............... .. . 56
dimming .. .... .. ................. .. . 52
Vanity mirrors . . . . . . . . . . . . . . . . . . . . 53, 54
Monitoring the Advanced Airbag System . . 156
Multifunction steering wheel . . . . . . . . . . . . . 24
N
Natural leather
Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . .
209
291