2020 OPEL ASTRA K battery replacement

24Keys, doors and windowsNote
Do not put the electronic key into the
load compartment or in front of the
Info Display.
Activation and Deactivation
keyless unlocking
If equipped, keyless unlocking of the
exterior door handles and the boot
can be activated or deactivated.
To deactivate the keyless unlocking,
press and hold b a at the same time
on the electronic key for approx. 3
seconds. The turn lights will indicate
the deactivation by flashing four
times. Using any exterior door handle
to unlock the doors or the boot will
indicated the deactivation by the turn
lights flashing fourt times quickly. If
keyless unlocking is deactivated,
deactive the alarm system before
starting the vehicle.
To activate the keyless unlocking,
press and hold b a at the same time
on the electronic key for approx. 3
seconds. The turn lights will indicates the activation by flashing quickly
twice.Replacing battery in electronic
key
Replace the battery as soon as the
system no longer operates properly or the range is reduced. The need for
battery replacement is indicated by a
message in the Driver Information
Centre 3 122.
Batteries do not belong in household
waste. They must be disposed of at
an appropriate recycling collection
point.
To replace:
1. Press button at the back of the electronic key unit and extract thekey blade from the housing.

222Vehicle careVehicle careGeneral Information...................222
Accessories and vehicle modifications .......................... 222
Vehicle storage ........................223
End-of-life vehicle recovery .....223
Vehicle checks ........................... 224
Performing work ......................224
Bonnet ..................................... 224
Engine oil ................................. 225
Engine coolant ......................... 226
Washer fluid ............................ 227
Brakes ..................................... 227
Brake fluid ............................... 227
Vehicle battery ......................... 228
Diesel fuel system bleeding .....229
Wiper blade replacement ........230
Bulb replacement .......................230
Halogen headlights ..................230
Front fog lights ......................... 232
Tail lights ................................. 233
Side turn lights ......................... 239
Number plate light ...................240
Interior lights ............................ 240
Electrical system ........................241
Fuses ....................................... 241Engine compartment fuse box . 242
Instrument panel fuse box .......244
Load compartment fuse box ....245
Vehicle tools .............................. 247
Tools ........................................ 247
Wheels and tyres .......................249
Winter tyres ............................. 249
Tyre designations ....................249
Tyre pressure .......................... 249
Tyre pressure monitoring system .................................... 251
Tread depth ............................. 253
Changing tyre and wheel size . 254
Wheel covers ........................... 254
Tyre chains .............................. 255
Tyre repair kit .......................... 255
Wheel changing .......................258
Spare wheel ............................ 259
Jump starting ............................. 263
Towing ....................................... 265
Towing the vehicle ...................265
Towing another vehicle ...........266
Appearance care .......................267
Exterior care ............................ 267
Interior care ............................. 269
Floor mats ............................... 269General Information
Accessories and vehiclemodifications
We recommend the use of genuine
parts and accessories and factory approved parts specific for your
vehicle type. We cannot assess or guarantee reliability of other products - even if they have a regulatory or
otherwise granted approval.
Any modification, conversion or other
changes made to standard vehicle
specifications (including, without
limitation, software modifications,
modifications of the electronic control units) may invalidate the warranty
offered by Opel. Furthermore, such
changes may affect driver assistance
systems, fuel consumption, CO 2
emissions and other emissions of the
vehicle. They may also invalidate the
vehicle operating permit.

298IndexAAccessories and vehicle modifications .......................... 222
Active emergency braking ..........190
Adaptive cruise control .......114, 179
AdBlue ................................ 112, 163
Adjustable air vents ...................149
Airbag and belt tensioners .........109
Airbag deactivation ..............65, 109
Airbag label................................... 60
Airbag system .............................. 60
Air conditioning regular operation ................................ 150
Air conditioning system .............. 141
Air intake .................................... 150
Air vents...................................... 149
Antilock brake system ................ 170
Antilock brake system (ABS) .....111
Anti-theft alarm system ................37
Anti-theft locking system .............. 37
Appearance care ........................267
Armrest ................................... 55, 57
Armrest storage ........................... 74
Ashtrays ..................................... 101
Automatic anti-dazzle ..................42
Automatic light control ...............131
Automatic locking ........................30
Automatic transmission .............166
Autostop ..................................... 157
Auxiliary heater ........................... 149B
Baselevel display ........................115
Battery discharge protection ......140
Battery voltage ........................... 123
Belts.............................................. 58
BlueInjection ............................... 163
Bonnet ....................................... 224
Brake and clutch fluid .................273
Brake and clutch system ...........110
Brake assist ............................... 172
Brake fluid .................................. 227 Brakes ............................... 170, 227
Breakdown.................................. 265
Bulb replacement ....................... 230
C Capacities .................................. 284
Cargo management system ........84
Catalytic converter .....................163
Central locking system ................25
Centre console lighting ..............139
Changing tyre and wheel size ...254
Charging system ........................ 110
Child locks ................................... 31
Child restraint installation locations ................................... 69
Child restraints.............................. 67
Child restraint systems ................67
Climate control ............................. 16
Clock............................................. 97

302Tyre pressures ........................... 285
Tyre repair kit ............................. 255
U Ultrasonic parking assist............. 195
Upholstery .................................. 269
Uplevel display ........................... 115
USB port ....................................... 99
Using this manual ..........................3
V Vehicle battery ........................... 228
Vehicle checks............................ 224
Vehicle data ................................ 277
Vehicle data recording and privacy ..................................... 294
Vehicle detected ahead ..............114
Vehicle dimensions .................... 283
Vehicle identification number ....275
Vehicle jack ................................ 247
Vehicle messages .....................122
Vehicle personalisation .............124
Vehicle security ............................ 37
Vehicle specific data ......................3
Vehicle storage ........................... 223
Vehicle tools ............................... 247
Vehicle unlocking ........................... 6 Ventilating ..................................... 56W
Warning chimes .........................123
Warning lights ............................. 104
Warning triangle .......................... 88
Washer and wiper systems .........14
Washer fluid ............................... 227
Wheel changing .........................258
Wheel covers ............................. 254
Wheels and tyres .......................249
Windows ....................................... 42
Windscreen................................... 42
Windscreen wiper and washer ....94
Winter tyres ............................... 249
Wiper blade replacement ..........230