2009 RENAULT TWINGO bulb

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-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-9
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 3 The front ceiling light does not work when the doors are opened
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.

81B-10
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 3
CONTINUED
Use a test bulb to check for + 12 V between connection BPT of component 213 and a chassis earth.
Is the test light lit?
NO
Test the continuity on connection BPT between components 213 and 645.
Is the continuity correct?
YES
See 87B, passenger compartment connection unit.
YES
Fault on connection 13E between components 213 and
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.
NO
Fault on connection BPT between components 213 and
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-13
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 5
CONTINUED
Use a test bulb to check for + 12 V between connection BPT component 213 and a chassis earth.
Is the test light lit?
NO
Test the continuity of connection BPT between components 213 and 645.
Is the continuity correct?
YES
See 87B, passenger compartment connection unit.
YES
Fault on connection MAM of component 213. 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.
NO
Fault on connection BPT between components 645 and
213. 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-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-15
MR-413-X44-81B000$835_eng.mif
V1
INTERIOR LIGHTING
Fault finding chart81B
ALP 6
CONTINUED
Use a test bulb to check for + 12 V between connection BPT of component 213 and a chassis earth.
Is the test light lit?
YES
Test the continuity on connection MAM between
components 213 and 645.
Is the continuity correct?
YES NO
See 87B, passenger
compartment
connection unit.
YES NO
See 87B, passenger
compartment
connection unit.

NO
Test the continuity on connection BPT between
components 645 and 213.
Is the continuity correct?
Fault on
connection MAM
between
components 645 and
213. 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.Fault on connection BPT
between components 645
and 213. 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.