engine RENAULT TWINGO RS 2009 2.G Electrical Equipment - Interior Lighting Workshop Manual

81B-5
MR-413-X44-81B000$501_eng.mif
V1
81B
INTERIOR LIGHTING
Features
●The front courtesy light can light up (or not) the passenger compartment.
●The luggage compartment light only lights up the luggage compartment.
●The UCH controls the operation of the front courtesy light and luggage compartment light for a timed period and
controls the operation in manual mode.
The function of the system is to light the interior of the vehicle when activated by the customer:
List of actions controlling light illumination:
●Door or luggage compartment opening
List of actions controlling the illumination of lighting for a timed period T_MAINTAINED:
●Unlocking
●The engine is switched off
List of actions controlling lighting deactivation:
●Locking
●The engine is started.
●Closing a door or the luggage compartment, Driving.
List of actions controlling the extinction of the lighting after a delay T_MAINTAINED:
●Closing all doors, Vehicle stopped.
List of actions controlling the illumination and extinction of the interior lights in manual mode:
The illumination of the interior lights is controlled by a central button with 3 positions and the following modes:
●forced on: the interior light bulbs are on.
●forced off: forced extinction of the interior lights forces the bulbs to be switched off regardless of the door switch
positions. Forced illumination of the light is still possible using the button.
●Automatic: this operating mode is controlled according to the customer's actions.
MR-413-X44-81B000$501_eng.mif

81B-6
MR-413-X44-81B000$668_eng.mif
V1
81B
INTERIOR LIGHTING
Customer complaints
INTERIOR LIGHTING ILLUMINATION WITHOUT ELECTRIC
CENTRAL DOOR LOCKING WITH STANDARD ROOF
THE FORCED ILLUMINATION MODE OF THE FRONT CEILING LIGHT DOES
NOT WORKALP 1
THE INTERIOR LIGHTS DO NOT GO OUT IN FORCED DEACTIVATION MODE ALP 2
THE INTERIOR LIGHTS DO NOT COME ON WHEN THE DOORS ARE OPENED ALP 3
THE FRONT CEILING LIGHT DOES NOT GO OUT WHEN THE DOOR
IS CLOSEDALP 4
INTERIOR ILLUMINATION WITH ELECTRIC DOOR LOCKING
WITH STANDARD ROOF
THE LIGHT DOES NOT WORK IN FORCED ILLUMINATION MODE ALP 5
THE FORCED ILLUMINATION MODE OF THE FRONT CEILING LIGHT DOES
NOT WORKALP 6
THE INTERIOR LIGHTS DO NOT COME ON WHEN THE DOORS ARE OPENED
AND CLOSED AND WHEN THE ENGINE IS SWITCHED OFFALP 7
THE FRONT CEILING LIGHT DOES NOT GO OUT WHEN THE DOORS ARE
CLOSED AND LOCKED AND WHEN THE VEHICLE IS STARTEDALP 8
INTERIOR ILLUMINATION WITH ELECTRIC CENTRAL
DOOR LOCKING WITH SUNROOF
THE LIGHT DOES NOT WORK IN FORCED ILLUMINATION MODE ALP 9
THE FORCED ILLUMINATION MODE OF THE FRONT CEILING LIGHT DOES
NOT WORKALP 10
THE INTERIOR LIGHTS DO NOT COME ON WHEN THE DOORS ARE OPENED
AND CLOSED AND WHEN THE ENGINE IS SWITCHED OFFALP 11
THE FRONT CEILING LIGHT DOES NOT GO OUT WHEN THE DOORS ARE
CLOSED AND LOCKED AND WHEN THE VEHICLE IS STARTEDALP 12
MR-413-X44-81B000$668_eng.mif

81B-7
MR-413-X44-81B000$835_eng.mif
V1
81B
ALP 1 The front courtesy light does not work in forced illumination mode
NOTESThe doors must be closed and the engine switched off.
Does the front courtesy light work when one of the doors is opened?
NO
Check the condition of the interior light bulb.
Is the bulb okay?
YES
Use a test bulb to check for + 12 V between connection BPT and MAM of component 213.
Is the test light lit?
NO
Test the continuity of connection BPT between component 213 and component 645.
Is the continuity correct?
YES
See 87B, passenger compartment
connection unit.
YES
Replace the front courtesy light.
NO
Replace the front courtesy light bulb.
YES
Fault on connection MAM between component 213 and the
chassis earth. Repair the wiring. If there is a repair procedure
(see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise
replace it.
INTERIOR LIGHTING
Fault finding chart
NO
Fault on connection BPT between component 213 and
component 645. Repair the wiring. If there is a repair
procedure (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring,
otherwise replace it.
MR-413-X44-81B000$835_eng.mif

81B-8
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 2 The interior lights do not go out in forced extinction mode
NOTESThe doors must be closed and the engine switched off
Check the insulation to the earth of connection 13 E between components 213 and 645.
Is the insulation correct?
YES
See 87B, passenger compartment connection unit.
NO
Fault on connection 13E between component 213 and
component 645. Repair the wiring. If there is a repair
procedure (see Technical Note 6015A, Repairing
electrical wiring, Wiring: Precautions for repair),
repair the wiring, otherwise replace it.

81B-12
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 5 The light does not work in forced illumination mode
NOTESThe doors must be closed and the engine switched off.
Use a test bulb to check for + 12 V between connection BPT and connection MAM of component 213.
Is the test light lit?
YES
Check the condition of the light bulb.
Is the bulb okay?
YES
Test the continuity between connection BPT and MAM of component 213.
Is the continuity correct?
YES
End of procedure.
NO
Replace the light bulb.
NO
NO
Replace the front courtesy light.

81B-14
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 6 The front courtesy light does not work in forced illumination mode
NOTESThe doors must be closed, the engine switched off and the interior lights must be
active.
Use a test bulb to check for + 12 V between connection MAM and connection BPT of component 213.
Is the test light lit?
YES
Check the condition of the interior light bulb.
Is the bulb okay?
YES
Test the continuity between connection MAM and connection BPT of component 213.
Is the continuity correct?
YES
End of procedure.
NO
Replace the bulb.
NO
NO
Replace the front courtesy light.

81B-16
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 7The interior lights do not come on when the doors are opened,
when the doors are unlocked and when the engine is switched off
NOTESCheck that status ET463 “door(s) or tailgate” is open.
Use a test bulb to check for + 12 V between connection 13 E and connection BPT of component 213.
Is the test light lit?
YES
Check the condition of the interior light bulb.
Is the bulb correct?
YES
Check the continuity between connection 13 E and connection BPT of component 213.
Is the continuity correct?
YES
End of procedure.
NO
Replace the interior light bulb.
NO
NO
Replace the front courtesy light.

81B-19
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 9 The light does not work in forced illumination mode
NOTESThe test must be carried out with the doors closed and the engine off.
Use a test bulb to check for + 12 V between connection BPT and connection MAM of component 213.
Is the test light lit?
YES
Check the condition of the bulb.
Is the bulb correct?
YES
Test the continuity between connection BPT and connection MAM of component 213.
Is the continuity correct?
YES
End of procedure.
NO
Replace the bulb.
NO
NO
Replace the front courtesy light.

81B-21
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 10 The front courtesy light does not work in forced illumination mode
NOTESThe test must be carried out with the doors closed and the engine off.
Use a test bulb to check for + 12 V between connection BPT and connection MAM of component 213.
Is the test light lit?
YES
Check the condition of the light bulb.
Is the bulb okay?
YES
Test the continuity between connection BPT and MAM of component 213.
Is the continuity correct?
YES
End of procedure.
NO
Replace the light bulb.
NO
NO
Replace the front ceiling light.

81B-23
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 11The front courtesy light does not come on when the doors
are opened,
when the doors are unlocked and when the engine is switched off
NOTESCheck that status ET463 “door(s) or tailgate” is open.
Use a test bulb to check for + 12 V between connection 13 E and connection BPT of component 213.
Is the test light lit?
YES
Check the condition of the interior light bulb.
Is the bulb correct?.
YES
Check the continuity between connection 13 E and connection BPT of component 213.
Is the continuity correct?
YES
End of procedure.
NO
NO
Replace the interior light bulb.
NO
Replace the front courtesy light.