2018 VOLVO S90 engine

||
LIGHTING
* Option/accessory.
162
Ground lighting *The ground lighting comes on or goes off when a door is opened or closed.
Doorsill lightingThe doorsill lighting comes on or goes off when adoor is opened or closed.
Trunk lightingThe trunk lighting comes on or goes off when thetrunk lid is opened or closed.
Ambient LightingThe ambient lighting comes on when the doorsare opened and goes out when the vehicle islocked. Ambient lighting brightness can beadjusted in the center display and also fine-tunedusing the thumb wheel in the dashboard.
Mood lighting*The vehicle is equipped with several LEDs thatprovide faint lighting in various colors. This light-ing is on when the engine is running. Mood light-ing can be adjusted in the center display and alsofine-tuned using the thumb wheel in the dash-board.
Lighting in the door storage compartments
Lighting in the door storage compartments comes on when the doors are opened and goesout when the vehicle is locked. The brightnesscan be adjusted using the thumb wheel in thedashboard.
Lighting in the front tunnel console cupholders
The lighting in front console cupholders switches on when the vehicle is unlocked and off when thevehicle is locked. The brightness can be adjustedusing the thumb wheel in the dashboard.
Related information
•Adjusting interior lighting (p. 162)
• Lighting panel and controls (p. 150)
• Ignition modes (p. 397)
• Passenger compartment interior (p. 538)
Adjusting interior lighting
Illumination in the vehicle varies depending on ignition mode. The interior lighting can beadjusted with a thumb wheel in the dashboardand certain light functions can also be adjustedvia the center display.
The thumb wheel on the dash- board at the steering wheel canbe used to adjust the bright-ness of the display lighting,instrument lights, ambient light- ing and mood lighting *
Adjust ambient decor lighting1.
Tap Settings in the Top view in the center
display.
2. Tap
My CarLights and LightingInterior Lighting.
3. Choose from among the following settings:
•Under
Ambient Light Intensity, selectOff, Low or High.
• Under
Ambient Light Level, selectReduced or Full.
Adjusting mood lighting
*The vehicle is equipped with several LEDs that provide faint lighting in various colors. This light-ing is on when the engine is running.

WINDOWS, GLASS AND MIRRORS
* Option/accessory.
172 •
Storing memory settings in power front seats
* (p. 186)
• Activating and deactivating the heated rear window and door mirrors (p. 219)
Adjusting the rearview mirrordimming function
Bright light entering the vehicle from behind, e.g. from the headlights of following vehicles, couldreflect in the rearview mirror and door mirrorsand cause a glare. Use the dimming functionwhen light from behind is distracting.
Auto-dimIf bright light enters the vehicle from behind, the door mirrors will automatically dim. Auto-dim isalways active when the engine is running, exceptwhen reverse gear is engaged.
NOTE
When the level of sensitivity is changed, this change will not be noticeable immediately butwill instead take effect after a short period oftime.
The sensitivity level for dimming will affect both the rearview mirror and door mirrors. 1. Tap
Settings in the Top view in the center
display.
2. Tap
My CarMirrors and Convenience.
3. Under
Rearview Mirror Auto Dimming,
select Normal, Dark or Light.
The rearview mirror instead has two sensors - one pointing forward and one pointing rearward -which work together to identify and eliminate glare. The forward-pointing sensor monitorsambient light, while the rearward-pointing sensormonitors light from the headlights of followingvehicles. For the door mirrors to be equipped with auto- dim, the rearview mirror must also be equippedwith auto-dim.
NOTE
If the sensors are obstructed by e.g. a parking permit, transponder, sunshade or objects onthe seats or parcel shelf in a way that pre-vents light from reaching the sensors, theauto-dim function in the rearview and doormirrors will be reduced.
Related information
•
Rearview/door mirrors (p. 171)
• Adjusting the door mirrors (p. 173)

||
WINDOWS, GLASS AND MIRRORS
* Option/accessory.
180
Continuous wipersMove the lever upward for the wipers to operate at normal speed.
Move the lever upward again for the wip- ers to operate at high speed.
CAUTION
Before activating the wipers, make sure that the wiper blades are not frozen in place andthat any snow or ice on the windshield hasbeen scraped away.
CAUTION
Use plenty of washer fluid when the wipers clean the windshield. The windshield must bewet when the windshield wipers are working.
Related information
• Using the rain sensor (p. 180)
• Using the windshield and headlight washers (p. 182)
• Heated windshield washer nozzles
* (p. 180)
• Using the rain sensor's memory function(p. 181)
• Filling washer fluid (p. 606)
• Windshield wipers in the service position(p. 605)
• Replacing windshield wiper blades (p. 604)
Heated windshield washer nozzles
*
The washer nozzles are heated automatically in cold weather to prevent the washer fluid fromfreezing.
Related information
• Using the rain sensor (p. 180)
• Using the windshield and headlight washers (p. 182)
• Using the rain sensor's memory function(p. 181)
• Filling washer fluid (p. 606)
• Windshield wipers in the service position(p. 605)
• Replacing windshield wiper blades (p. 604)
• Using the windshield wipers (p. 179)
Using the rain sensor The rain sensor monitors the amount of water on the windshield and automatically starts the wind-shield wipers. Rain sensor sensitivity can beadjusted using the thumb wheel on the right-hand steering wheel lever.
Right-hand steering wheel lever.
Rain sensor button
Thumb wheel, sensitivity/interval wiper speed
When the rain sensor is activated, the
rain
sensor symbol will be displayed in the instrument panel.
Activating the rain sensorWhen the rain sensor is activated, the engine must be running or the ignition must be in mode I
or II. The windshield wiper lever must also be in
position 0 or in the single sweep position.

WINDOWS, GLASS AND MIRRORS
* Option/accessory.181
Activate the rain sensor by pressing the rain sen- sor button
.
If the lever is pressed down, the wipers will make additional sweeps across the windshield. Turn the thumb wheel upward for increased sen- sitivity and downward for decreased sensitivity.The wipers will make one extra sweep when thethumb wheel is turned upward.
Deactivate the rain sensor
Deactivate the rain sensor by pressing the rain sensor button or moving the lever upward to another wiper mode. The rain sensor is automatically deactivated in ignition mode 0 or when the engine is switched
off. The rain sensor is also automatically deactivated when the wiper blades are put in the serviceposition. The rain sensor will reactivate whenservice mode is switched off.
CAUTION
The windshield wipers may start inadvertently and be damaged in automatic car washes.Deactivate the rain sensor when the engine is running or when the ignition is in mode I or II.
The symbol in the instrument panel will go out.
Related information
• Using the windshield and headlight washers (p. 182)
• Heated windshield washer nozzles
* (p. 180)
• Using the rain sensor's memory function(p. 181)
• Filling washer fluid (p. 606)
• Windshield wipers in the service position(p. 605)
• Replacing windshield wiper blades (p. 604)
• Using the windshield wipers (p. 179)
Using the rain sensor's memoryfunction The rain sensor monitors the amount of water on the windshield and automatically starts the wind-shield wipers.
Activating/deactivating memory function
The rain sensor's memory function can be set to activate so that the rain sensor button does notneed to be pressed each time the engine isstarted: 1.
Tap
Settings in the Top view in the center
display.
2. Tap
My CarWipers.
3. Select
Rain Sensor Memory to activate/
deactivate the memory function.
Related information
• Using the rain sensor (p. 180)
• Using the windshield and headlight washers (p. 182)
• Heated windshield washer nozzles
* (p. 180)
• Filling washer fluid (p. 606)
• Windshield wipers in the service position(p. 605)
• Replacing windshield wiper blades (p. 604)
• Using the windshield wipers (p. 179)

SEATS AND STEERING WHEEL
}}
* Option/accessory.185
Power front seats *
The power front seats can be adjusted in a num- ber of different ways for optimal comfort andergonomics. The power seats can be moved for-ward/backward and up/down. The height and length * of the seat cushion and the tilt of the
backrest can be adjusted. Lumbar support can be adjusted up, down, forward and backward.
The power seats have an overload protector that is triggered if a seat is blocked by any object. Ifthis occurs, remove the object and attempt toadjust the seat again. The power seats can be adjusted for a certain period of time after the door is unlocked withoutthe engine running. The seats can always beadjusted while the engine is running. They canalso be adjusted for a short period after theengine is turned off.
Related information
• Manual front seats (p. 184)
• Adjusting the power front seats
* (p. 185)
• Storing memory settings in power front seats
* (p. 186)
• Using stored memory in a powered front seat (p. 187)
• Adjusting front seat massage settings
*
(p. 188)
• Adjusting front seat cushion length (p. 189)
• Front seat massage settings
* (p. 188) •
Adjusting front seat side bolster settings
*
(p. 190)
• Adjusting front seat lumbar support
* (p. 190)
• Adjusting the passenger seat from the driv- er's seat
* (p. 191)
Adjusting the power front seats *
Set the desired sitting position using the control on the front seat's seating section. To activatethe multifunction control and set the various con-venience functions, turn the control upward/downward.
To activate the multi-function control and set the various comfort functions, turn the con- trol * upwards/downwards.
Raise/lower the front edge of the seat cush- ion by moving the control up/down.
Raise/lower the seat by moving the control up/down.
Move the seat forward/rearward by moving the control forward/rearward.
Change the backrest tilt by moving the con- trol forward/backward.

SEATS AND STEERING WHEEL
* Option/accessory.
188
Front seat massage settings *
The settings can be adjusted using either the multifunction control * on the seat or the center
display. The adjustment settings are shown in the center display.
Multifunction control, located on the side of the seat cushion.
Massage settingsThe following massage settings are available:
•
On/Off: Select On/Off to turn on/off the
massage function.
•
Programs 1-5: There are 5 preset massage
programs. Select Swell, Tread, Advanced,Lumbar or Shoulder.
•
Intensity: Select Low, Normal or High.
•
Speed: Select Slow, Normal or Fast.
Restarting the massage function
The massage function turns off automatically after 20 minutes. The function is reactivatedmanually.
–Tap Restart, which is displayed in the center
display, to restart the selected massage pro- gram.
> The massage program will restart. If no selection is made, the message will be stored in Top view.
Related information
• Manual front seats (p. 184)
• Power front seats
* (p. 185)
• Adjusting the power front seats
* (p. 185)
• Storing memory settings in power front seats
* (p. 186)
• Using stored memory in a powered front seat (p. 187)
• Adjusting front seat massage settings
*
(p. 188)
• Adjusting front seat cushion length (p. 189)
• Adjusting front seat side bolster settings
*
(p. 190)
• Adjusting front seat lumbar support
* (p. 190)
• Adjusting the passenger seat from the driv- er's seat
* (p. 191)
Adjusting front seat massage
settings *
The settings for the multifunctional seats can be adjusted using either the mutifunction control onthe seat or the center display. The adjustment settings are shown in the center display *.
Adjusting front seat massage settings *The front seat backrests have a massage func- tion. Air-filled cushions provide the massagingaction and a number of settings are available. The massage function can only be activated when the engine is running.
1. Activate the multifunction control by turning
the control upward/downward. The seat set- tings view will appear in the center display.
2. Select
Massage in the seat settings view.
3. Select massage settings by tapping the cen- ter display or by moving the cursor up/down using the multifunction control's upper/lowerbuttons. Change a setting in the selectedfunction by tapping the arrows on the centerdisplay or by using the multifunction control'sfront/rear buttons.
Related information
• Manual front seats (p. 184)
• Power front seats
* (p. 185)
• Adjusting the power front seats
* (p. 185)

CLIMATE CONTROL
}}
* Option/accessory.211
Related information
•Climate system controls (p. 208)
• Activating and deactivating the heated front seat
* (p. 211)
Activating and deactivating the
heated front seat *
The seats can be heated for added comfort for the driver and passengers in cold weather.
Seat heating can be set to automatically activate when the engine is started. When set to automat-ically activate, heating will be turned on at lowambient temperatures. 1. Tap
Settings in the Top view in the center
display.
2. Tap
Climate.
3. Select
Auto Driver Seat Heating Leveland Auto Passenger Seat Heating Levelto activate/deactivate automatic start of heated driver's and passenger seat.
4. Select
Low, Medium or High to select level
after the function has been activated.
Related information
• Climate system controls (p. 208)
• Activating and deactivating power front seats
* (p. 210)
Activating and deactivating the
heated rear seats *
The seats can be heated for added comfort for the driver and passengers in cold weather.
Activating and deactivating the heated rear seats from the front seats *
Seat buttons in the Rear climate group in Climate view.
1. Open Climate view in the center display and
select the Rear climate tab.
2. Tap the left- or right-side seat button to open the seat controls. If the vehicle is not equipped with ventilated seats, the button for seat heating is directlyaccessible in the climate bar.

||
CLIMATE CONTROL
* Option/accessory.
212 3. Tap the seat heating button repeatedly to
select one of the four levels:
Off, High,Medium or Low.
> The level is changed and the set level is displayed in the button.
Activating and deactivating the heated rear seats from the rear seat
With 2-zone system:
Buttons for seat heating on the rear side of the tunnel console.
–Press repeatedly on the left or right seat heating buttons on the rear side of the tun- nel console to select one of four levels:
Off,High, Medium or Low.
> The level is changed and the indicator lights in the button display the level. With 4-zone system
*:
Seat heating controls and indicator lights on the rear side of the tunnel console.
–Press repeatedly on the left or right seat heating buttons in the climate panel on thetunnel console to select one of four levels:
Off, High, Medium or Low.
> The level will be changed and the climate panel screen will show the new level.
Related information
• Climate system controls (p. 208)
Activating and deactivating front
seat ventilation
*
The seats can be ventilated to provide increased comfort in warm weather.
The ventilation system consists of fans in the seats and backrest that draw air through the seatupholstery. The cooler the passenger compart-ment is, the greater the cooling effect of the ven-tilation. The system can be activated when theengine is running.
Steering wheel and seat buttons in the climate row.
1. Tap the left- or right-side steering wheel and seat button in the center display's climate bar to open the controls for steering wheeland seat heating. If the vehicle is not equipped with heated seats or heated steering wheel, the buttonfor seat ventilation is directly accessible inthe climate bar.