ECU VAUXHALL ASTRA J 2015 Service Manual

268Vehicle care
■ Never crawl under a jacked-upvehicle.
■ Do not start the vehicle when it is raised on the jack.
■ Clean wheel nuts and thread with a
clean cloth before mounting the
wheel.9 Warning
Do not grease wheel bolt, wheel
nut and wheel nut cone.
1. Disengage wheel nut caps with a screwdriver and remove. Pull off
the wheel cover. Vehicle tools
3 255.
Alloy wheels: Disengage wheel
nut caps with a screwdriver and
remove. To protect the wheel,
place a soft cloth between the
screwdriver and the alloy wheel.
Alloy wheels with centre wheel
bolt cap: Disengage centre cap by
inserting and pulling the extractor
in the recess of the brand
emblem, vehicle tools 3 255.
2. Two types of jacks and wheel nut wrenches are possible dependingon the version, vehicle tools
3 255.
Variant 1a with rigid wheel
wrench:Install the wheel wrench ensuring
that it locates securely and loosen
each wheel nut by half a turn.
Variants 1b, 2 and 3 with foldable
wheel wrench:

Vehicle care269
Fold out the wheel wrench and
install ensuring that it locates
securely and loosen each wheel
nut by half a turn.
The wheels might be protected by
locking wheel nuts. To loosen
these specific nuts first attach the
key adapter onto the head of the nut before installing the wheel
wrench. The key adapter is
located in the glovebox.
3. Ensure the jack is correctly positioned under the relevant
vehicle jacking point.
Some versions have sill
panellings with covered vehicle
jacking points: pull out the cover
at the respective jacking point
firstly.
4. 3-door / 5-door hatchback and
4-door saloon, jack variants 1a,
1b and 3, 3 255:Set the jack to the necessary
height. Position it directly below
the jacking point in a manner that prevents it from slipping.

270Vehicle care
Attach jack handle and with the
jack correctly aligned rotate handle until wheel is clear of theground.
Sports Tourer, jack variant 2,
3 255:
Set the jack to the necessary
height. Position it directly below
the jacking point in a manner that
prevents it from slipping.
Attach wheel wrench and with the
jack correctly aligned rotate wheel wrench until wheel is clear of the
ground.
5. Unscrew the wheel nuts. 6. Change the wheel. Spare wheel 3 271.
7. Screw on the wheel nuts.
8. Lower the vehicle and remove jack.
9. Install the wheel wrench ensuring that it locates securely and tighten
each nut in a crosswise
sequence. Tightening torque is
140 Nm.
10. Align the valve hole in the wheel cover with the tyre valve before
installing.
Install wheel nut caps.
Install centre cap on alloy wheels.
11. Install vehicle jacking point cover on versions with sill panelling.
12. Stow the replaced wheel 3 271,
the vehicle tools 3 255 and the
key adapter 3 59.
13. Check the tyre pressure of the installed tyre and the wheel nut
torque as soon as possible.
Have the defective tyre renewed or
repaired as soon as possible.

Vehicle care271
Jacking position for lifting
platform
Rear arm position of the lifting
platform centrically under the recess
of the sill.
Front arm position of the lifting
platform at the underbody.
Spare wheel Some vehicles are equipped with a
tyre repair kit instead of a spare
wheel.
If mounting a spare wheel, which is
different from the other wheels, this
wheel might be classified as a
temporary spare wheel and the
corresponding speed limits apply,
even though no label indicates this.
Seek the assistance of a workshop to
check the applicable speed limit.
The spare wheel has always a steel
rim.Caution
The use of a spare wheel that is smaller than the other wheels or in combination with winter tyres
could affect driveability. Have the defective tyre replaced as soon as
possible.
The spare wheel is located in the load
compartment beneath the floor
covering. It is secured with a wing nut.

272Vehicle care
To remove:1. Open the floor cover.
2. Only 3-door hatchback: remove rear storage by pressing both
buttons. Fold down cover and
extract storage upwards.
3. The spare wheel is secured with a
wing nut. Untwist nut, remove
conus (only 3-door hatchback) to
take out the spare wheel.
Under the spare wheel there is the box with vehicle tools.
4. When, after a wheel change, no wheel is placed in the spare wheel
well, secure the tool box by
turning right back the wing nut and close floor cover.
Stowing a damaged full size wheel in the load compartment,3-door and 5-door hatchback
The spare wheel well is not designed for other tyre sizes than the spare
wheel. A damaged full size wheel
must be stowed in the load
compartment and secured with a
strap. Vehicle tools 3 255. To secure
the wheel:
1. Position the wheel outside up close to one sidewall of the load
compartment.
2. Place the loop end of the strap through the front lashing eye on
the appropriate side.
3. Place the hook end of the strap through the loop and pull it until
the strap is fastened securely to
the lashing eye.

Vehicle care273
4. Insert the strap through thespokes of the wheel as shown in
the illustration.
5. Mount the hook to the rear lashing
eye.
6. Tighten the strap and secure it using the buckle.
9 Danger
Always drive with folded up and
engaged rear seat backrests when stowing a damaged full size wheel
in the load compartment.
Stowing a damaged full size
wheel in the spare wheel well,
Sports Tourer and 4-door
saloonVehicles equipped with a full size
spare wheel:
A damaged full size wheel must be
stowed outside up in the spare wheel
well secured with the wing nut.
The floor cover can be placed on the
projecting wheel.
Vehicles equipped with a temporary
spare wheel:
Secure a damaged full size wheel
outside up with the wing nut in the spare wheel well after exchanging the
thread bolt by an extension bolt,
placed in the tool bag 3 255. To
replace the bolt:
1. Install the hexagon key of the wheel wrench ensuring that it
locates securely on the bolt.
2. Turn the wheel wrench anticlockwise to loosen the bolt.
Remove the bolt.

274Vehicle care
3. Take the extension bolt from thetool bag 3 255 and screw it in
hand-tight using the hexagon key
of the wheel wrench.
4. Store the tool box and the damaged wheel outside up in the
spare wheel well and secure it by
turning the wing nut clockwise on the bolt.
The floor cover can be placed on the
projecting wheel.
Replace the extension bolt with the
short bolt before placing the
temporary spare wheel in the well
after renewing or repairing the
defective wheel.
Stowing the spare wheel back in
the well after replacing the
damaged wheel
1. Open the floor cover, untwist and remove wing nut.
Only 3-door hatchback: open floor
cover, remove rear storage,
untwist and remove wing nut and
conus.
2. Only Sports tourer and 4-door saloon with temporary spare
wheel: replace the extension bolt
with the short bolt by using the
hexagon key of the wheel wrench.
3. Place the tools in the tool box or the tool bag 3 255.
4. Place spare wheel outside up in the wheel well and secure by
turning the wing nut right back.Only 3-door hatchback: position
the excentric conus in the recess
of the spare wheel before turning
the wing nut right back.
5. Close floor cover and insert rear storage (only 3-door hatchback).
9 Warning
Storing a jack, a wheel or other
equipment in the load
compartment could cause injury if

Vehicle care275they are not fixed properly. Duringa sudden stop or a collision, looseequipment could strike someone.
Store jack and tools always in the
respective storage compartments
and secure them by fixing.
Damaged wheel placed in the load
compartment must always be
secured by the strap.
Temporary spare wheel
Caution
The use of a spare wheel that is smaller than the other wheels or in combination with winter tyres
could affect driveability. Have the defective tyre replaced as soon as
possible.
Only mount one temporary spare
wheel. Do not drive faster than
50 mph. Take curves slowly. Do not
use for a long period of time.
If your vehicle gets a flat tyre on the
rear while towing another vehicle,
mount the temporary spare wheel in
the front and the full tyre in the rear.
Tyre chains 3 263.
Spare wheel with directional tyre Fit directional tyres such that they rollin the direction of travel. The rolling
direction is indicated by a symbol
(e.g. an arrow) on the sidewall.
The following applies to tyres fitted
opposing the rolling direction:
■ Driveability may be affected. Have the defective tyre renewed or
repaired as soon as possible.
■ Drive particularly carefully on wet and snow-covered road surfaces.Jump starting
Do not start with quick charger.
A vehicle with a discharged vehicle
battery can be started using jump
leads and the vehicle battery of
another vehicle.9 Warning
Be extremely careful when starting
with jump leads. Any deviation
from the following instructions can
lead to injuries or damage caused
by battery explosion or damage to the electrical systems of both
vehicles.
9 Warning
Avoid contact of the battery with
eyes, skin, fabrics and painted
surfaces. The fluid contains
sulphuric acid which can cause
injuries and damage in the event
of direct contact.

334Customer information
When using the vehicle, situations
may occur in which these technical
data related to other information
(accident report, damages on the
vehicle, witness statements etc.) may be associated with a specific person -
possibly, with the assistance of an
expert.
Additional functions contractually
agreed upon with the client (e.g.
vehicle location in emergency cases)
allow the transmission of particular
vehicle data from the vehicle.Radio Frequency
Identification (RFID) RFID technology is used in some
vehicles for functions such as tyre
pressure monitoring and ignition
system security. It is also used in
connection with conveniences such
as radio remote controls for door
locking/unlocking and starting, and in-
vehicle transmitters for garage door
openers. RFID technology in
Vauxhall vehicles does not use or
record personal information or link
with any other Vauxhall system
containing personal information.

340
Towing the vehicle .....................277
Traction Control system ............. 173
Traction Control system off ........ 116
Traffic sign assistant ...................205
Trailer coupling ........................... 216
Trailer stability assist .................220
Trailer towing ............................. 216
Transmission ............................... 17
Transmission display .................166
Tread depth ............................... 262
Trip computer ............................ 128
Trip odometer ............................ 107
Turn and lane-change signals ...143
Turn signal ................................. 112
Tyre chains ................................ 263
Tyre designations ......................257
Tyre pressure ............................ 258
Tyre pressure monitoring system ............................ 116, 258
Tyre pressures ........................... 308
Tyre repair kit ............................. 264
U Ultrasonic parking assist ...115, 194
Underseat storage .......................61
Upholstery .................................. 281
Upshift ........................................ 115
Using this manual ..........................3V
Vehicle battery ........................... 226
Vehicle checks............................ 222
Vehicle data ................................ 288
Vehicle data recording and privacy ..................................... 333
Vehicle detected ahead ..............118
Vehicle dimensions .................... 305
Vehicle Identification Number ....286
Vehicle jack ................................ 255
Vehicle messages .....................125
Vehicle personalisation .............131
Vehicle security ............................ 27
Vehicle specific data ......................3
Vehicle storage ........................... 221
Vehicle tools ............................... 255
Vehicle unlocking ........................... 6
Vehicle weight ........................... 299
Ventilation ................................... 149
W
Warning chimes .........................127
Warning lights ............................. 107
Warning triangle .......................... 93
Washer and wiper systems .........15
Washer fluid ............................... 226
Wheel changing .........................267
Wheel covers ............................. 262
Wheels and tyres .......................257Windows....................................... 32
Windscreen................................... 32
Windscreen wiper/washer .........101
Winter tyres ............................... 257
Wiper blade replacement ..........228