2020 MERCEDES-BENZ SL CLASS Owners Manual

adapt
yourdrivingstyle, norove rride thelaws
of physic s.Ac tiveDis tan ceAssist DISTRO NIC
can nottak eint oacc oun troad, weatherortraf-
fic con dition s.Ac tiveDis tan ceAssist
DI STRO NICison lyan aid. You arerespon sible
for thedist anceto theveh icle infron t,for
veh icle spee d,for brak ingingood timeand for
st aying inyour lane.
Do notuse ActiveDis tan ceAssist DISTRO NIC:
R In road andtraff iccon dition swhic hdo not
allow youtomain tainacon stant spee d,e.g .
in heav ytraff icor on wind ingroads
R on slippe ryroad surfaces .Br akin gor acc el-
erat ingcoul dcaus eth edriv ewheels tolose
tr act ion and theveh icle coul dth en skid
R In poor visibilit y,e.g .due tofog ,heav yrain
or snow
Ac tiveDis tan ceAssist DISTRO NICmay not
det ect narrow vehiclesdriv inginfron t,e.g .
mot orcycles ,or veh iclesdriv inginast agger ed
for mat ion.
In part icular ,th edet ection ofobst aclescan be
impair edif:
R Ther eis dirt onthesen sorsor anyt hingelse
cov erin gth esen sors
R Ther eis sn ow orheav yrain
R Ther eis int erf eren cebyother radar sources
R Ther eare stron gradar reflec tions,for exam -
ple inpark inggarag es
If Ac tiveDis tan ceAssist DISTRO NICnolonger
det ectsa veh icle infron t,Dis tan cePilot
DI STRO NICmay unexpectedly acceler ate to
th espee dstore d.
This spee dmay:
R Be toohigh ifyou aredrivinginatur nin g
lane oran exitlane
R Be sohigh when drivingintherigh t-han d
lane that you overtake vehiclesin theleft -
han dlane
R Be sohigh intheleft lane that you pass
veh iclesdriv ingontherigh t
If th ere isach ang eof driv ers,advis eth enew
driv erofthespee dstore d. Cru
isecontr ollever Cruise
control leve r
0043 Tostore thecur ren tspee dor ahigh er
spee d
0044 Toset aspec ified minimum distance
0087 Tostore thecur ren tspee dor call upthe
last store dspee d
0085 Tostore thecur ren tspee dor alower
spee d
0083 Todeac tivate ActiveDis tan ceAssist
DI STRO NIC
Activ ating Activ eDist ance Assist
DISTR ONICand storin g,ma intaini ng
and callin gup aspeed Imp
ortant safety notes
! When
ActiveDis tan ceAssist DISTRO NIC
or theHOL Dfun ction isact ivat ed, theveh i-
cle brak esauto matically incer tain situa-
tio ns.
To avoid damage totheveh icle,deac tivate
Ac tiveDis tan ceAssist DISTRO NICandthe
HOL Dfun ction inthefoll owin gor simi larsit-
uatio ns:
R when towing theveh icle
R in thecar wash
To act ivat eAc tiveDis tan ceAssist DISTRO NIC,
th efoll owin gcon dition smust befulf illed:
R theeng inemust bestart ed. Itmay takeup
to two minutesof driv ingbefo reActiveDis -
tan ceAssist DISTRO NICisready foruse.
R theelec tric park ingbrak emust berele ased.
R ES P®
must beact ive, butnotint erv ening.
R Ac tivePark ingAssist must notbe act ivat ed.
R thetrans miss ionmust beinposit ion005B. Driv
ingsyst ems
159Drivingand parking Z

R
the driver 'sdo or mu stbe closedwh en you
shi ftfro m005D to005B oryour seat beltmu st
be faste ned .
R the front-pa ssenge rdo or mu stbe closed.
R the vehiclemu stnot skid.
Ac tiv atin g
X Bri eflypu llthe cruise contro lle ver towards
yo u0085, up0043 ordown 0044.
Activ eDis tance AssistDISTR ONICis acti va-
ted .
X To
adjus tthe setspe edin1mph incre -
men ts(1 km/ hin cre men ts):bri eflypre ss
the cruise contro lle ver up0043 tothe pres-
su re point for ahighe rsp ee d, or down 0044to
the pressu repoint for alowe rsp ee d.
Ever ytim ethe cruise contro lle ver is
pre sse dup ordown, thelast spee dstor edis
incr easedor red uce d.
or X To
adjus tthe setspe edin5mph incre -
men ts(10km/ hin cre men ts):bri efly
pre ssthe cruise contro lle ver up0043 past the
pre ssu repoint for ahighe rsp ee d, or
do wn 0044past the pressu repoint for alowe r
sp ee d.
Ever ytim ethe cruise contro lle ver is
pre sse dup ordown, thelast spee dstor edis
incr easedor red uce d.
X Re mov eyo ur foo tfro mthe accelera tor
pe dal.
Yo ur veh iclead apts its spee dto tha tof the
veh iclein fro nt, butonl yup tothe desired
stor edspee d.
i If
yo udo not fully rel ease the accelera tor
pe dal,the Active DistanceAssist pas‐ Act
ive DistanceAssist pas‐
siv e siv
emes sage appe arsin the multifu nctio n
di sp lay. The setdi sta nce toaslow er-m oving
veh iclein fro ntwillthe nnot bemainta ined.
Yo uwi llbe drivin gat the spee dyo ude ter-
mi ne bythe positio nof the accelera tor
pe dal.
Yo ucan also acti vate Activ eDis tance Assist
DISTR ONICwh en stationar y.The lowe stspee d
tha tcan besetis 20 mph (30km/h ).
Ac tiv atin gat the curren tspe ed/ last
sto red speed G
WA
RNING
If yo ucal lup the stor edspee dand itdiffe rs
fro mthe current spee d, the vehicleacc eler- ate
sor decel era tes.If yo udo not know the
stor edspee d, the vehiclecou ldacc elera te
or bra keune xpected ly.Th ere isaris kof an
acc ident.
Pa yatte ntionto the roadand trafficcond i-
tio ns befor ecal ling up the stor edspee d. If
yo udo not know thestor edspee d, stor ethe
de sired spee dag ain.
X Bri eflypu llthe cruise contr ollever towards
yo u0085.
X Re mov eyo ur foo tfro mthe accelera tor
pe dal.
Th efir st tim eActiv eDis tance Assist
DISTR ONICis acti vated ,it stor esthe current
sp ee dor reg ulate sthe spee dof the vehicle
to the previouslystor edspee d.
Pul ling awayand driving
X If
yo uwa nttopul law aywith Activ eDi s-
tanc eAs sist DISTRO NIC:rem ove your foo t
fro mthe brakepedal.
X Bri eflypu llthe cruise contr ollever towards
yo u0085.
or X IfActiv eDis tance AssistDISTR ONICis acti -
va ted :acc elera tebri efly.
Yo ur veh iclepu lls aw ay and adapts its spee d
to tha tof the vehiclein fro nt. Ifno veh icleis
de tecte din fro nt, your veh icleacc elera tes
to the setsp ee d.
The vehiclecan also pullaw ay when itis facing
an unidentif ied ob sta cle orisdri vin gon adi f-
fer ent line fromano therveh icle. Theveh icle
the nbra kes automa tically. Be rea dytobra ke
at alltim es.
If the reisno veh iclein fro nt, Activ eDis tance
Assi stDISTR ONICop era tes inthe same way
as cru ise contro l.
If Activ eDis tance AssistDISTR ONICde tects a
sl ow er-m oving veh iclein fro nt, itbra kes your
veh icle. In thi swa y,the dista nce youha ve
se lected isma inta ined.
If Activ eDis tance AssistDISTR ONICde tects a
fa ste r-mo vingveh iclein fro nt, itincr easesthe
dri vin gsp ee d. How ever,the vehicleis onl y
acc elera ted uptothe spee dyo uha ve stor ed. 16
0 Dr
ivi ng system sDrivi ng andparki ng

Selec
tingthedrive progra m
All vehicles (exceptAMG vehicles ):Act ive
Distanc eAssist DISTRONIC supportsasporty
driving stylewhen youhave selected theSor
S+ drive program (Ypage 133). Acceleration
behind thevehicle infront ortothe setspeed
is then noticeably moredynamic. Ifyou have
selected theCor Edriving program, thevehi-
cle accelerates moregently. Thissettin gis
recommen dedinstop-and- starttraffic.
AMG vehicles :Act ive Distanc eAssist
DISTRONIC supportsasporty driving style
when youhave selected theSor S+ orMdrive
program (Ypage 132). Acceleration behind
the vehicle infront ortothe setspeed isthen
notic eably moredynamic. Whenyouselect the
C drive program, thevehicle accelerates more
gently. Thissettin gis recommen dedinstop-
and-start traffic.
Changing lanes
If you want tochange tothe overtakin glane
on multi-lane roads,Active Distanc eAssist
DISTRONIC supportsyouif:
R you aredriving fasterthan45mph
(70 km/h)
R Act ive Distanc eAssist DISTRONIC ismain-
taining thedistance toavehicle infront
R you switch onthe appropriate turnsignal
R Act ive Distanc eAssist DISTRONIC doesnot
current lydetect adanger ofcollision
If these condition sare fulfilled, yourvehicle is
accelerated. Acceleration willbeinterrupt edif
changing lanestakes toolong orifthe dis-
tance between yourvehicle andthevehicle in
front becomes toosmall.
i When
youchange lanes,Active Distanc e
Assist DISTRONIC monitorsthe left lane on
left-hand- drivevehicles orthe right laneon
right-han d-drivevehicles.
Stopping If Act ive Distanc eAssist DISTRONIC detects
that thevehicle infront isstopping, itbrakes
your vehicle untilitis stationary.
Once yourvehicle isstationary, itremains sta-
tionary andyoudonot need todepress the
brake. Afteratime, theelectric parking brake
secures thevehicle andrelieves theservice
brake.
Depending onthe specified minimum distance,
your vehicle willcome toastandst illat asuffi- cient
distance behindthevehicle infront .The
specified minimum distanceisset using the
cont rolonthe cruise controllever.
The electric parking brakesecures thevehicle
automatically ifAct ive Distanc eAssist
DISTRONIC isactivated and:
R the driver's doorisopen andthedriver's
seat beltisunfastened
R the engine isswitched off,unless itis auto-
matically switchedoffbythe ECO start/
stop funct ion
R asystem malfunction occurs
R the power supply isnot sufficient
If amalfunction inthe electric parking brake
occurs, thenthetransm issionmayalsobe
shifted intoposition 005Dautomatically.
Setting aspeed Keep
inmind thatitmay take abrief moment
until thevehicle hasaccelerated orbraked to
the speed set.
X To
adj ust the setspeed in1mph incre-
ments (1km/h increments): brieflypress
the cruise controllever up0043 tothe pres-
sure point forahigher speed, ordown 0044
for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
X To
adj ust the setspeed in5mph incre-
ments (10km/h increments): briefly
press thecruise controllever up0043 past the
pressure pointforahigher speed, or
down 0044for alower speed.
Every timethecruise controllever is
pressed upordown, thelast speed stored is
increased orreduced.
Setting aspecified minimum distance You
cansetthe specified minimum distance
for Active Distanc eAssist DISTRONIC byvary-
ing the time span between oneandtwosec-
onds. Thisdetermines thedistance thatActive
Distanc eAssist DISTRONIC isto maintain from
the vehicle infront ,depending onthe road
speed. Youcanseethis distance inthe multi-
funct iondisplay (Ypage 162).
The specified minimum distancecanbe
changed whileActive Distanc eAssist
DISTRONIC isswitched onoroff. Driving
systems
161Drivingandparking Z

Make
surethatyoumaintain asufficiently safe
distance fromthevehicle infront .Adjust the
distance tothe vehicle infront ifnecessary. Cruise
controllever
X To increase: turncontrol0087 toward 0044.
Act ive Distanc eAssist DISTRONIC then
maintains agreater distance between your
vehicle andthevehicle infront .
X To decrease: turncontrol0087 toward 0043.
Act ive Distanc eAssist DISTRONIC then
maintains ashorter distance between your
vehicle andthevehicle infront .
Active Distance AssistDISTRONIC dis-
plays inthe instrum entcluster Displays
inthe speedometer When
Active Distanc eAssist DISTRONIC is
activated, oneormore segments 0044inthe set
speed rangelightup.
If Act ive Distanc eAssist DISTRONIC detectsa
vehicle infront ,segments 0044from speed of
the vehicle infront 0087tostored speed0043light
up.
i For
design reasons, thespeed display ed
on the speedometer maydiffer slightly from the
speed setforActive Distanc eAssist
DISTRONIC.
Display whenActive Distance Assist
DISTRONIC isdeactivated 0043
Vehicle infront ,if detected
0044 Distanc eindicator, currentdistance tothe
vehicle infront
0087 Specified minimum distancetothe vehicle
in front ;adjustable
0085 Your vehicle
X Select theAssistance Graphic Assistance
Graphicfunction
using theon-board computer (Ypage 200).
Display whenActive Distance Assist
DISTRONIC isactivated 0043
Vehicle infront ,if detected
0044 Specified minimum distancetothe vehicle
in front ;adjustable
0087 Your vehicle
0085 Active Distanc eAssist DISTRONIC
X Select theAssistance Graphic Assistance
Graphicfunction
using theon-board computer (Ypage 200).
You willinitially seethestored speedfor
approximately fiveseconds whenyouactivate
Act ive Distanc eAssist DISTRONIC. 162
Driving
systemsDriving andparking

Deact
ivating Act ive Dist ance Assi st
DIST RONIC Crui
secontro llev er
The reare severalways todeac tivat eAc tive
Di stanc eAs sis tDI ST RON IC:
X Brief lypre ssthecr uise contro llev erfor-
ward s0043.
or X Brak e, unl ess theveh icle isstat ion ary.
Whe nyou deac tivat eAc tive Distanc eAs sis t
DI ST RON IC,theAct ive DistanceAssist Act
ive DistanceAssist
Off Off
messageappe arsonthemult ifunction dis-
play forappr oximat elyfivesec onds.
i The
lastspeedstor ed rem ainsst or ed unt il
you switchoffth een gin e.
i Ac
tive Distanc eAs sis tDI ST RON ICisno t
deac tivat ed ifyou depr esstheacc eler ator
peda l.If you acceler ateto overt ake, Ac tive
Di stanc eAs sis tDI ST RON ICadj ust sth eveh i-
cl e's spe edtothelast speedstor ed after
you havefin ish ed overt aking.
Ac tive Distanc eAs sis tDI ST RON ICisaut omati-
cal lydeac tivat ed if:
R you engage theelec tric par king bra keorif
th eveh icle isaut omatically securedwit hth e
elec tric par king bra ke
R ES P®
inte rven es oryou deac tivat eES P®
R thetrans mis sionis in pos ition 005D, 005Eor005C
R you pull thecr uise contro llev ertoward syou
in order topull away andthefron t-
pass enger dooris ope n
R you activat eAc tive Par king Assis t
R theveh icle issk iddi ng
If Ac tive Distanc eAs sis tDI ST RON ICisdeac ti-
vat ed aut omatically, youwillhear awarn ing
to ne .The Active DistanceAssist Off Act
ive DistanceAssist Off mes
sagewill appe aron themult ifunction dis-
play forappr oximat elyfivesec onds.
Ti ps for drivin gwit hAct ive Dist ance
Assis tDIST RONIC Gen
eral not es
The follow ing co ntain sdes cript ion sof certain
ro ad and traff icco nd ition sin whic hyou mus t
be par ticul arly atte nt ive .In suc hsit uat ions,
bra keifne cessa ry.Active Distanc eAs sis t
DI ST RON ICwill then be deac tivat ed.
Cor nering, goin gint oan dcom ingout of
a bend The
abilityof Active Distanc eAs sis t
DI ST RON ICtodet ectveh icles when corneri ng
is lim ited. Your vehicle may brakeune xpec t-
edly orlate.
Ve hic les trav elin gon adi ffer ent line Ac
tive Distanc eAs sis tDI ST RON ICmay not
det ectveh icles that are notdri vin gin themid -
dle oftheir lane.The distanc eto theveh icle in
fr on twill betoosho rt. Dri
ving systems
163Dr ivi ng andparki ng Z

Other
vehicles changing lanes Act
ive Dist ance Assist DISTRONIC hasnot
detect edthe vehicle cuttinginyet. Thedis-
tanc eto this vehicle willbetoo short .
Nar row vehicles Act
ive Dist ance Assist DISTRONIC hasnotyet
detect edthe vehicle infron ton the edge of
the road because ofits narrow width.Thedis-
tanc eto the vehicle infron twill betoo short .
Obstr uctions andstationary vehicles Act
ive Dist ance Assist DISTRONIC doesnot
brake forobstacles orstat ionary vehicles. If,
for example, thedetect edvehicle turnsa cor-
ner and anobstacle orstat ionary vehicle is revealed,
Active Dist ance Assist DISTRONIC
will notbrake forthem.
Crossing vehicles Act
ive Dist ance Assist DISTRONIC maymis-
taken lydetect vehicles thatarecross ingyour
lane.
If you activat eAct ive Dist ance Assist
DIS TRONIC underthefollowing conditions, the
vehicle couldpullaway unintentionally:
R at traff iclights withcross ingtraff ic,for
example
R ifthere isavehicle infron t,after across ing,
with theHOLD function activat ed
Active Distance AssistDISTRON ICwith
Active Steering Assist General
notes Act
ive Dist ance Assist DISTRONIC withActive
St eering Assistassists youinkeeping thevehi-
cle inthe cent erofthe driving lanebymeans
of moderate steeringinter ventions inaspeed
range from0-125 mph (0-200 km/h).
It monitors lanemarkings andvehicle sin front
of you rvehicle bymeans ofcamera system0043
at the top ofthe windshi eld. 164
Drivi
ngsystemsDrivi ngand parking

In
aspeed rangefrom0-37 mph
(0 -60 km/h ),Active Steering Assistfocuses
on the vehicle infront, taking intoaccount
lane markings, e.g.when followingvehicle sin
a traffic jam.
At speed sof more than37mph (60km/h),
Active Steering Assistfocuses onclear lane
markings (leftandright), onlyfocusing onthe
vehicle infront ifdetected lanemarkings are
not present atspeed sof up to80 mph
(130 km/h).
If these conditions arenot present, Active
Steering Assistcannot provide assistance.
Active Distance AssistDISTRONIC mustbe
active inorder forthe function tobe avai lable.
Important safetynotes
Active Distance AssistDISTRONIC withActive
Steering Assistcanneither reducetherisk of
an accident ifyou failtoada ptyou rdriving
style, noroverride thelawsof phys ics.Itcan-
not take intoaccount road,weather ortraffic
conditions. ActiveDistance AssistDISTRONIC
with Active Steering Assistisonly anaid.You
are responsib lefor the distance tothe vehicle
in front, forvehicle speed,for braking ingood
time andforstayi nginyou rlane.
Active Distance AssistDISTRONIC withActive
Steering Assistdoesnotdetect roadandtraf-
fic conditions anddoes notdetect allroad
users. Ifyou arefollow ingavehicle whichis
driving towards theedge ofthe road, your
vehicle couldcome intocontact withthecurb
or other roadbounda ries.Beparticul arly
awa reofother roadusers, e.g.cyclists, that
are directly nexttoyou rvehicle .
Obstacles suchasreflector postsinthe lane
or projecting outinto thelane arenot detec-
ted.
An inapp ropria testeering intervention, e.g.
after youhave intentionally drivenoveralane
marking, canbecorrected atany time ifyou
steer slightlyinthe opposi tedirection.
Active Distance AssistDISTRONIC withActive
Steering Assistcannot continuously keepyour
vehicle inlane. Insome cases, thesteering
intervention isnot sufficie ntto bring thevehi-
cle back tothe lane. Insuch cases, youmust
steer thevehicle yourself toensure thatit
does notleavethe lane. The
supp ortprovide dby the system canbe
impa iredif:
R there ispoor visibility, e.g. due toinsuffi-
cient illuminatio nof the road, ordue to
snow, rain,fogorheavy spray
R there isglare ,e.g. from oncoming traffic,
the sun orreflection fromother vehicle s
(e.g. ifthe road surface iswet)
R the windshi eldisdirty, fogged up,dama ged
or covered, forinstance byasticker, inthe
vicinity ofthe camera
R there arenolane markings, orseveral
unclea rlane markings arepresent, e.g.
arou ndconstruction sites
R the lane markings areworn away,dark or
covered up,e.g. bydirt orsnow
R the distance tothe vehicle infront istoo
short andthus thelane markings cannotbe
detected
R the lane markings changequickly, e.g.lanes
branch off,cross oneanother ormerge
R the road isnarrow andwindi ng
R there arehighl yvaria bleshade conditions
on the roadw ay
The system isswitched topassi veand nolon-
ger assi stsyou byperforming steeringinter-
ventions if:
R you actively changelane
R you switch onthe turn signal
R you take yourhands offthe steering wheel
or do not steer foraprolonge dperiod of
time
i Once
youhave finished changing lanes,
Active Steering Assistautoma ticallyreacti-
vates.
Active Steering Assistcannot provide assis-
tance:
R on very sharp corners
R when aloss oftire pressu reor adefective
tire has been detected anddispl ayed
Observe theimportant safetynotesonActive
Distance AssistDISTRONIC (Ypage 158).
The steering interventions arecarried outwith
a limi ted steering moment. Thesystem
requi resthe driver tokeep hishands onthe
steering wheelandtosteer himsel f.
If you donot steer yourself orifyou take your
hands offthe steering wheelforaprolonge d
period oftime, thesystem willfirst alertyou
with avisua lwarning. Asteering wheelsymbo l Drivi
ngsystems
165Drivingand parking Z

appear
sin themult ifunction display. Ifyou
have still no tst art ed tosteer and have not
tak enhold ofthest eeri ngwheel afterfivesec -
on ds atthelate st,a warn ingtone also soun ds
to rem indyou totak econ trol of theveh icle.
Ac tiveSt eeri ngAssist isthen swit ched topas-
sive .Ac tiveDis tan ceAssist DISTRO NIC
rem ains active.
Activ ating Activ eSt eeri ngAssist
X Sel ect theAc tiveDis tan ceAssist
DI STRO NICwith ActiveSt eeri ngAssist func-
tio nusin gth eon -bo ard com pute r
(Y page 200).
The Active SteeringAssist On Act
ive SteeringAssist Onmes -
sage appear sin themult ifunction display.
Ac tiveSt eeri ngAssist isact ivat ed.
Infor mation inthemu ltifu ncti ondispla y If
Ac tiveSt eeri ngAssist isact ivat edbut not
ready forast eeri nginterv ent ion,st eeri ng
wheel symbo l0043 appear sin gray. Ifth esys-
te m prov ides youwith suppo rtby mean sof
st eeri nginterv ent ions,symbo l0043 isshow nin
gre en.
Deact ivatingActiv eSt eeri ngAssist
X De act ivat eth eAc tiveDis tan ceAssist
DI STRO NICwith ActiveSt eeri ngAssist func-
tio nusin gth eon -bo ard com pute r
(Y page 200).
The Active SteeringAssist Off Act
ive SteeringAssist Offmes-
sage appear sin themult ifunction display.
Ac tiveSt eeri ngAssist isdeac tivate d.
When ActiveDis tan ceAssist DISTRO NICis
deac tivate dor notavailabl e,Ac tiveSt eeri ng
As sist isdeac tivate dauto matically. HOLD
functi on
Gener alnot es The
HOL Dfun ction can assis tth edriv erinthe
foll owin gsit uatio ns:
R When pullingaway, especially onsteep
slope s
R When maneuver ingonsteep slope s
R When waitingintraff ic
The vehicle iske pt statio narywith outthe
driv erhavin gto depr essthebrak epedal.
The brak ingeffect iscan celed and theHOL D
fun ction deac tivate dwhen youdepr essthe
acc eler atorpedal topull away.
Imp ortant safety notes G
WAR
NING
If th eveh icle ison lybrak edusin gth eHOL D
fun ction ,th eveh icle may rollaway inthefol-
lowin gsit uatio nswhen youleave theveh i-
cle :
R ifth ere isamalf unctionin thesyst emor
in thevolt age supply
R ifth eHOL Dfun ction isdeac tivate dby
depr essingtheacc eler atorpedal orbrak e
pedal, e.g.by aveh icle occupant
Ther eis arisk ofan acc iden t.
Always deactivate theHOL Dfun ction and
sec ure theveh icle again stroll ing away
befo reyou leave it.
! When
ActiveDis tan ceAssist DISTRO NIC
or theHOL Dfun ction isact ivat ed, theveh i-
cle brak esauto matically incer tain situa-
tio ns.
To avoid damage totheveh icle,deac tivate
Ac tiveDis tan ceAssist DISTRO NICandthe
HOL Dfun ction inthefoll owin gor simi larsit-
uatio ns:
R when towing theveh icle
R in thecar wash
De act ivat ing theHOL Dfun ction (Ypage 167). 166
Driv
ingsyst emsDriv ingand parking