Lancia THESIS. Service Manual - part 8

124

Bonnet and boot

Warning light/symbol

7

v

w

Message

BONNET OPEN

BOOT OPEN

BOOT AND BONNET OPEN

Meaning of the message

The engine bonnet is not 

closed correctly

The boot is not 

closed correctly

Engine bonnet and boot 

are not closed correctly

Action

Close the engine 

bonnet

Close the boot 

tailgate

Close bonnet and boot 

Window anti-trap safety system

Warning light/symbol

5

Message

WINDOW ANTI-TRAP

SYSTEM FAULT

FRONT LEFT

GO TO DEALER

WINDOW ANTI-TRAP 

SYSTEM FAULT 

FRONT RIGHT

GO TO DEALER

WINDOW ANTI-TRAP 

SYSTEM FAULT 

REAR LEFT

GO TO DEALER

WINDOW ANTI-TRAP 

SYSTEM FAULT 

REAR RIGHT

GO TO DEALER

Meaning of the message

Front left-hand window 

anti-trap system sensor 

fault

Front right-hand window 

anti-trap system sensor 

fault

Rear left-hand window

anti-trap system sensor 

fault

Rear right-hand window 

anti-trap system sensor 

failure

Action

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

125

Lancia CODE, Keyless System (CID device) and alarm system

Warning light/symbol

Y

Message

ALARM FAULT

GO TO DEALER

THEFT

ATTEMPTED

VEHICLE PROTECTION 

SYSTEM FAULT

GO TO DEALER

Meaning of the message

Alarm system 

failure

Theft has been

attempted

Failures detected in 

Lancia CODE system

Action

Contact a  Lancia

Dealership

See paragraph “Electronic 

alarm”

Contact a  Lancia

Dealership

126

Glow plugs (JTD versions)

Warning light/symbol

m

è

m

Message

–

PLUG PREHEATING

FAULT

GO TO DEALER

Meaning of the message

Symbol is displayed 

when glow plugs 

are working. Symbol goes off

when glow plugs reach 

the preset temperature. 

When outside temperature is high 

symbol displaying can be unper-

ceivable

Plug preheating system

fault

Remarks / Action

Start engine 

as soon as symbol 

goes off 

Contact a Lancia

Dealership

Fuel level 

Warning light/symbol

K

Message

REFUEL

Meaning of the message

Low fuel in the tank. 

This message is displayed 

when about 10 litres 

fuel are left in the tank 

Remarks

Top up fuel 

as soon as possible

IMPORTANT Do not travel with
the fuel tank almost empty: the
gaps in fuel delivery could damage
the catalyst

Action

IMPORTANT If the 

¬ warning light

does not turn on when turning the ig-
nition key to MAR or if it stays on
when travelling, (together with mes-
sage on display) this could indicate a
failure in safety retaining systems; un-
der this condition air bags or preten-
sioners could not trigger in the event of
collision or, in a restricted number of
cases, they could trigger accidentally.
Stop the car and contact Lancia Deal-
ership to have the system checked im-
mediately.

127

Outside temperature (ice hazard)

Warning light/symbol

❄

Message

WARNING ICE HAZARD

Meaning of the message

Outside temperature is low 

and there could be ice on the road

Remarks

Under certain conditions

(bridges, overbridges,
curves or road sections in

the shade, etc.) the air temperature
at ground level can be lower than
that at sensor level and therefore
there can be ice on the road
although this warning message is
not displayed

Message

AIRBAG SYSTEM 

FAULT

AIRBAG SYSTEM 

FAULT

SWITCH OFF ENGINE,

DO NOT PROCEED

Meaning of the message

Airbag system 

failure

Airbag system 

failure

Airbag

Warning light/symbol

¬

128

ABS SYSTEM

Warning light/symbol

>

Message

SYSTEM

UNAVAILABLE

ABS SYSTEM FAULT

GO TO DEALER

ABS INDICATOR FAULT

GO TO DEALER

Meaning of the message

System setting in progress

ABS system failure:

in this case the braking system

keeps its effectiveness, 

but without the potential offered 

by the ABS system. Drive with the

utmost care specially

in all cases of less than 

perfect grip.

System is ok but the 

warning light is failing and 

cannot indicate the presence of

future failures of the ABS system

Action

–

Contact a Lancia Dealership

Contact a Lancia Dealership

ESP (ELECTRONIC STABILITY PROGRAM)

Warning light/symbol

á

Message

SYSTEM

UNAVAILABLE

ESP SYSTEM FAULT

GO TO DEALER

ESP INDICATOR FAULT

GO TO DEALER

Meaning of the message

System setting in progress

ESP system failure

System is ok but the warning

light is failing and cannot indicate

the presence of future

failures/interventions of the ESP

system

Action

-

Contact a Lancia Dealership

Contact a Lancia Dealership

ASR SYSTEM (wheel antiskid system)

Warning light/symbol

V

Message

ASR OFF

ASR ON

SYSTEM

UNAVAILABLE

Meaning of the message

System has been deactivated 

manually

System has been activated 

manually

System setting in progress

Action

–

–

–

EBD SYSTEM (electronic brakeforce distributor)

Warning light/symbol

x >

Message

EBD SYSTEM FAULT

SWITCH OFF ENGINE,

DO NOT PROCEED

SYSTEM

UNAVAILABLE

Meaning of the message

EBD system failure

System setting in progress

Action

Stop the car and contact a

Lancia Dealership

The car is fitted with an
electronic brakeforce
distributor (EBD). The

turning on at the same time of
the

x

and

>

warning lights on

the instrument panel together
with message “EBD SYSTEM
FAULT” on the multifunction
display, with engine running,
indicates and EBD system fail-
ure; in this case heavy braking
may cause the rear wheel lock
before time, with the possibility
of skidding. 

–

129

130

EPB (electric parking brake)

Warning light/symbol

3

Message

EPB FAULT

GO TO DEALER

EPB INDICATOR FAULT

GO TO DEALER

Meaning of the message

Electric parking brake 

failure

Electric parking brake 

warning light failure

Action

Contact a 

Lancia Dealership

Contact a 

Lancia Dealership

EOBD (engine control system)

Warning light/symbol

U

Message

ENGINE CONTROL 

SYSTEM FAULT

GO TO DEALER

Meaning of the message

Engine control system

failure

Action

Contact a 

Lancia Dealership

Injection system (where provided - JTD versions)

Warning light/symbol

U

Message

ENGINE CONTROL 

SYSTEM FAULT

GO TO DEALER

Meaning of the message

Injection system failure

Action

Contact a 

Lancia Dealership

131

Car speed

Warning light/symbol

4

Message

SPEED LIMIT 

EXCEEDED

SLOW DOWN

Meaning of the message

Car speed is exceeding 

the limit set on the CONNECT

Action

Reduce car speed

Cruise Control

Warning light/symbol

Ü

Message

CRUISE CONTROL 

ON

Meaning of the message

The Cruise Control (constant

speed adjusting device) is activated

Remarks

-

132

Warning light/symbol

–

ú

–

à
à

Message

RADAR CRUISE CONTROL

OFF

RADAR CRUISE CONTROL 

ON

RADAR CRUISE CONTROL 

NOT ACTIVATED

RADAR CRUISE CONTROL

FAULT

GO TO DEALER

RCC FAULT DIRTY LENS 

GO TO DEALER

Meaning of the message

The Radar Cruise Control 

is off

The Radar Cruise Control 

is on

The Radar Cruise Control

was on but has been deactivated 

since the speed of the preceding

vehicles has slowed down to 30

km/h or the brake pedal

has been depressed

Radar Cruise Control 

failure

System failure is due to radar 

sensor “blindness” 

since the aerial lens is dirty

Action

–

–

–

Contact a 

Lancia Dealership

Contact a 

Lancia Dealership

Radar Cruise Control

For any information concerning  symbols and messages displayed during normal system operation see paragraph “Radar

Cruise Control”.

133

Electronic automatic transmission (COMFORTRONIC)

Warning light/symbol

t

Message

AUTOMATIC

TRANSMISSION FAULT

GO TO 

DEALER SLOWLY

AUTOMATIC TRANSMIS-

SION OIL TEMP. HIGH

SWITCH OFF ENGINE,

DO NOT PROCEED

Meaning of the message

Electronic automatic 

transmission

(COMFORTRONIC) failure

Electronic automatic 

transmission (COMFORTRONIC) 

oil

is too hot 

Action

Drive slowly to the nearest

Lancia Dealership

Turn the engine off and contact 

a Lancia Dealership

Power steering (VARIOSTEER)

Warning light/symbol

g

Message

POWER STEERING FAULT 

GO TO 

DEALER SLOWLY

Meaning of the message

Power steering

(VARIOSTEER)

failure

Action

Drive slowly to the nearest

Lancia Dealership

Suspensions (SKYHOOK - where provided)

Warning light/symbol

‰

Message

SUSPENSION FAULT

GO TO 

DEALER SLOWLY

Meaning of the message

Suspensions

(SKYHOOK)

failure

Action

Drive slowly to the nearest

Lancia Dealership

134

Headlamp inclination adjustment system

Warning light/symbol

6

Message

HEADLAMP INCLINATION

ADJUSTMENT

SYSTEM

FAULT

GO TO DEALER

Meaning of the message

Headlamp inclination 

adjustment system

failure

Action

Contact a Lancia

Dealership

Brake fluid level

Warning light/symbol

x

Message

LOW BRAKE FLUID

LEVEL

SWITCH OFF ENGINE,

DO NOT  PROCEED

BRAKE FLUID LEVEL

INDICATOR

GO TO DEALER

Meaning of the message

Brake fluid in the reservoir 

is below the minimum level 

due to possible leak 

in the circuit

Brake fluid 

warning light 

failure

Action

Stop the car and 

contact a Lancia

Dealership

Contact a Lancia

Dealership

135

Engine oil pressure

Warning light/symbol

v

è

v

Message

INSUFFICIENT

ENGINE OIL

PRESSURE

SWITCH OFF ENGINE,

DO NOT PROCEED

ENGINE OIL PRESSURE 

SENSOR FAULT
GO TO DEALER

Meaning of the message

Engine oil pressure is below 

the standard value

Engine oil pressure 

sensor failure

Action

Turn the engine off and contact 

a Lancia Dealership

IMPORTANT If engine has been

taxed, when running it idle this
message can appear on the dis-

play but it should go out when

slightly accelerating

Contact a Lancia Dealership

Low battery charge

Warning light/symbol

w

Message

ALTERNATOR FAULT

GO TO

DEALER SLOWLY

Meaning of the message

Current generator 

failure resulting in 

poor car battery

charge

Action

Drive slowly to a Lancia

Dealership

136

Brake pads

Warning light/symbol

d

Message

WORN BRAKE PADS

GO TO DEALER

Meaning of the message

Brake pads are worn

Action

Contact a Lancia

Dealership

IMPORTANT Since the car is fit-
ted with wear sensors for the front
brake pads, when changing them,
check also the rear brake pads

Engine coolant temperature

Warning light/symbol

u
è

Message

ENGINE COOLANT 

TEMPERATURE HIGH

SWITCH OFF  ENGINE,

DO NOT PROCEED

ENGINE COOLANT TEM-

PERATURE

SENSOR FAULT
GO TO DEALER

Meaning of the message

Indicates excessive engine coolant

temperature

Engine coolant temperature sen-

sor failure

Action

Turn the engine off and contact a

Lancia Dealership

Contact

a Lancia Dealership

Engine coolant level 

Warning light/symbol

n

Message

RADIATOR

LIQUID INSUFFICIENT

SWITCH OFF ENGINE

CHECK THE 

HANDBOOK

Meaning of the message

Engine coolant level 

in reservoir 

is near to the min. level

or is below the min. level

Action

Turn the engine off and 

top up before restarting following

the instructions given in chapter

“Car maintenance”

137

Windscreen washer fluid level 

Warning light/symbol

)

Message

LOW WINDSCREEN

WASHER FLUID LEVEL

CHECK LEVEL

Meaning of the message

Windscreen washer fluid 

level in reservoir

is below the minimum level

Action

Top up as soon as possible, 

following the instructions given in 

chapter “Car maintenance”

Side/taillights

Warning light/symbol

k

l

m
n

Message

SIDE LIGHT FAULT

FRONT LEFT

GO TO DEALER

SIDE LIGHT FAULT 

FRONT RIGHT

GO TO DEALER

TAILLIGHT FAULT

LEFT

GO TO DEALER

TAILLIGHT FAULT 

RIGHT

GO TO DEALER

Meaning of the message

Front left-hand side light 

doesn’t turn on

Front right-hand side light 

doesn’t turn on

Left-hand taillight 

doesn’t turn on

Right-hand taillight 

doesn’t turn on

Action

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

138

Direction indicators

Warning light/symbol

k
l

m
n

Message

INDICATOR LIGHT FAULT 

FRONT LEFT

GO TO DEALER

INDICATOR LIGHT FAULT 

FRONT RIGHT

GO TO DEALER

INDICATOR LIGHT FAULT 

REAR LEFT

GO TO DEALER

INDICATOR LIGHT FAULT 

REAR RIGHT

GO TO DEALER

Meaning of the message

Front left-hand direction 
indicator doesn’t turn on

Front right-hand direction indica-

tor doesn’t turn on

Rear left-hand direction indicator 

doesn’t turn on

Rear right-hand direction indica-

tor doesn’t turn on

Action

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Brake lights 

Warning light/symbol

o

p

q

T

Message

BRAKE LIGHT FAULT

LEFT GO TO DEALER

BRAKE LIGHT FAULT

RIGHT GO TO DEALER

BRAKE LIGHT FAULT

LEFT AND RIGHT

GO TO DEALER

BRAKE LIGHT 

FUSE FAULT 

GO TO DEALER

Meaning of the message

Left-hand brake light doesn’t 

turn on

Right-hand brake light doesn’t 

turn on

Brake lights do not turn on

Brake lights do not turn on 

since fuse is blown

Action

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Contact a Lancia

Dealership

Action

Before reactivating

the switch read care-
fully through the

instructions given in the rele-
vant paragraph

139

Rear fog lights

Warning light/symbol

o
p
q

Message

REAR FOG LIGHT 

FAULT LEFT

GO TO DEALER

REAR FOG LIGHT 

FAULT RIGHT

GO TO DEALER

REAR FOG LIGHT FAULT 

LEFT AND RIGHT

GO TO DEALER

Meaning of the message

Left-hand rear fog 

light doesn’t turn on

Right-hand rear fog 

light doesn’t turn on

Rear fog lights 

don’t turn on

Action

Contact a 

Lancia Dealership

Contact a 

Lancia Dealership

Contact a 

Lancia Dealership

Number plate light 

Warning light/symbol

r

Message

NUMBER PLATE LIGHT

FAULT GO TO DEALER

Meaning of the message

One or both number plate lights 

don’t turn on

Action

Contact a Lancia

Dealership

Inertia switch (Fuel cut-off switch) 

Warning light/symbol

s

Message

INERTIA

SWITCH ON

Meaning of the message

Inertia switch has cut in 

after an impact/collision