ECU OPEL ASTRA K 2017 Owner's Guide

222Driving and operatingStow the coupling ball bar in the bag
and secure by fixing the strap through the rear right lashing eye. Wrap
around twice and tighten the strap to
secure the bag.
Trailer stability assist
If the system detects snaking
movements, engine power is reduced
and the vehicle/trailer combination is selectively braked until the snaking
ceases. While system is working keep
steering wheel as still as possible.
Trailer stability assist is a function of
the Electronic Stability Control 3 178.

Vehicle care225Vehicle checks
Performing work9 Warning
Only perform engine compartment
checks when the ignition is off.
The cooling fan may start
operating even if the ignition is off.
9 Danger
The ignition system uses
extremely high voltage. Do not
touch.
Bonnet
Opening
Pull the release lever and return it to
its original position.
Move the safety catch sideways to the left vehicle side and open the bonnet.
Secure the bonnet support.

232Vehicle care
Low beam (1) outer bulb.
High beam ( 2) inner bulb.
Low beam (1)
1. Rotate the cap anticlockwise and remove it.
2. Disengage spring clip fromretainer by pulling. Withdraw the
bulb holder from the reflector
housing.
3. Detach the bulb from the bulb holder and replace the bulb.
4. Insert the bulb holder, engaging the two lugs into the reflector
housing and rotate clockwise to
secure.
5. Push spring clip back in place. 6. Fit the cap and rotate clockwise.

234Vehicle care
2. Disengage the bulb socket fromthe plug connector by pressing
the retaining lug.
3. Remove and replace the bulb socket with bulb and attach the
plug connector.
4. Insert the bulb socket into the reflector housing by turning
clockwise and engage.
Tail lights
5-door Hatchback
1. Release the cover on the respective side and remove it.
2. Vehicles with tyre repair kit: To replace bulbs on the right side,
first unscrew the plastic nut and
take out the insert with the sealant
bottle.
3. Unscrew the plastic securing nut from the inside by hand.

Vehicle care235
4. Carefully withdraw tail lightassembly from recess and
remove.
5. Detach the cable from the retainer.
6.Press the three retaining lugs and
remove the bulb carrier from the
light assembly.
7. Remove and replace the bulbs:
Turn signal light ( 1)
Tail light/brake light ( 2)
On version with LED tail lights and
LED brake lights, only turn signal
light bulb ( 1) can be removed and
replaced.
8. Attach the bulb carrier to the light assembly.
9. Attach the cable to the retainer.
10. Attach the light assembly to the vehicle body and tighten the
securing nut from the inside of the load compartment. Attach cover.
Depending on the version, tail lights
and brake lights are designed as
LEDs. In case of failure, have LEDs replaced by a workshop.

236Vehicle careLight assembly in the tailgate
1. Release the cover in the tailgateand remove it.
2. Unscrew the plastic securing nutby hand.
3. Carefully withdraw the lightassembly from the recesses and
remove.
4. Detach the plug from the light assembly.
5.Press the three retaining lugs and
remove the bulb carrier from the
light assembly.

238Vehicle care2. Unscrew both plastic securingnuts from the inside by hand.
3. Carefully withdraw tail light assembly from recess and
remove.
4. Detach the cable from the retainer.
5. Standard tail lights:
Release the retaining lugs and
remove the bulb carrier from the
light assembly.
6. Remove and replace the bulbs:
Tail light/brake light ( 1)
Turn signal light ( 2)
7. Insert the bulb carrier into the light
assembly.
8. LED tail lights:
On version with LED tail lights and
LED brake lights, only turn signal
light bulb can be replaced:
remove bulb holder in the light
assembly by turning. Replace
bulb in the bulb holder.

Vehicle care2399. Attach the cable to the retainer.
10. Attach the light assembly to the vehicle body and tighten the
securing nuts from the inside of
the load compartment. Attach
cover.
Depending on the version, tail lights
and brake lights are designed as
LEDs. In case of failure, have LEDs
replaced by a workshop.
Light assembly in the tailgate
1. Release the cover in the tailgate and remove it.
2. Unscrew the plastic securing nutby hand.
3. Carefully withdraw the lightassembly from the recesses and
remove.
4. Press the three retaining lugs and
remove the bulb carrier from the
light assembly.
5. Remove and replace the bulb:

240Vehicle careReverse light (1)
Tail light ( 2)
Rear fog light ( 3) (left side)
6. Insert the bulb carrier into the tail light assembly.
7. On version with LED tail lightsonly reverse light bulb can be
replaced: remove bulb holder in
the light assembly by turning.
Replace bulb in the bulb holder.
8. Fit light assembly on the tailgate and tighten the securing nut from
the inside. Attach cover.
Depending on the version, tail lights
are designed as LEDs. In case of
failure, have LEDs replaced by a
workshop.
Side turn signal lights
To replace bulb, remove lamp
housing:
1. Slide lamp to its left side and remove with its right end.
2. Turn bulb holder anticlockwiseand remove from housing.
3. Pull bulb from bulb holder and replace it.

Vehicle care247
2. Fold the left side of the coverforwards. Take care that thesecuring clamp is guided as
shown in the illustration.
Load compartment fuse box The fuse box is located on the left side
of the load compartment behind a
cover.Remove the cover.
Disengage the fuse box cover and
remove it.