RENAULT TWINGO RS 2009 2.G Engine And Peripherals Passenger Compartment Connection Unit OBD Manual PDF
Page 71 of 179
87B-71
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: ACCESS
* SR: Sunroof.
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
TailgateET061:Open tailgate 
requestPRESENT
ABSENTIn the event of a fault, apply the 
interpretation of status 
ET061.
ET463:Door(s) or tailgateOPEN
CLOSEDIn the event of a fault, apply the 
interpretation of status 
ET463.
Locking/unlocking 
buttonET186:Short press on door 
closing buttonSignal can be 
interpreted if the 
ignition is switched off 
(key removed from the 
ignition switch).
ACTIVE = Remote 
control door closing 
button pressed for 
longer than 2 seconds.
INACTIVE = Button not 
pressed or pressed for 
less than 2 seconds.In the event of a fault, refer to 
the interpretation of status 
ET186.
ET189:Long press on door 
opening buttonACTIVE
INACTIVEIn the event of a fault, refer to 
the interpretation of status 
ET189.
Electric central locking 
buttonET044:Central Locking 
buttonDEPRESSED
RELEASEDIn the event of a fault, refer to 
the interpretation of status 
ET044.
One touch window / 
SR*.ET087:One-touch window / 
SR* authorisation.PRESENT
ABSENTIn the event of a fault, apply the 
interpretation of status 
ET087.
Locking commandAC004:Central door lockingThis command is used 
to test whether central 
door locking is workingIn the event of a fault, consult 
the procedure for dealing 
with command AC004. 
Page 72 of 179
87B-72
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: ACCESS (CONTINUED)
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and 
NotesFault finding
Deadlocking 
commandAC035:DeadlockingThis command is used to test 
the operation of the 
deadlocking, if the vehicle is 
configured WITH deadlocking.In the event of a fault, refer 
to the interpretation of fault 
DF133.
Door unlocking 
switchAC005:Central door 
unlockingThis command is used to test 
whether the 4 doors, tailgate 
and fuel filler flap unlocking 
function is operating correctly.In the event of a fault, 
consult the procedure for 
dealing with command 
AC005.
Tailgate opening 
controlAC061:Tailgate openingThis command is used to test 
whether the tailgate opening 
motor is working.In the event of a fault, 
consult the procedure for 
dealing with command 
AC061. 
Page 73 of 179
87B-73
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: STARTING
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
EngineET239:Ignition switch 
positionINACTIVE
+ ACCESSORIES
+ after ignition feed.
+ START FEEDIn the event of a fault, refer to the 
interpretation of status ET239.
(See 17B, Petrol Injection, 
Conformity check, Protection) or 
(see 13B, Diesel Injection, 
Conformity check, Protection).
ET142:Engine operating 
phaseSTOPPED
STARTING
RUNNING
STALLEDIn the event of a fault, refer to the 
interpretation of status ET142.
(See 17B, Petrol Injection, 
Conformity check, Protection) or 
(see 13B, Diesel Injection, 
Conformity check, Protection).
PR025:Engine speed0 rpmIn the event of a fault, carry out a fault 
finding on the multiplex network 
(see 88B).
(See 17B, Petrol Injection, 
Conformity check, Protection) or 
(see 13B, Diesel Injection, 
Conformity check, Protection). 
Page 74 of 179
87B-74
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
FUNCTION: AIR CONDITIONING
SUB-FUNCTION: USER SELECTION
* CPE: Electric central door locking.
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and 
NotesFault finding
User selectionET028:Heated rear screen 
buttonDEPRESSED
RELEASEDIn the event of a fault, refer to 
the interpretation of status 
ET028.
ET029:Air conditioning 
buttonDEPRESSED
RELEASEDIn the event of a fault, refer to 
the interpretation of status 
ET029.
ET015:Passenger 
compartment blowerRUNNING
STOPPEDIn the event of a fault, refer to 
the interpretation of status 
ET015.
AC015:Air conditioning 
button indicator lightThis command is used to test 
the operation of the air 
conditioning button indicator 
light.In the event of a fault, refer to 
the interpretation of DF042.
AC019:Heated rear screen 
indicator lightThis command is for testing 
operation of the heated rear 
screen indicator light.In the event of a fault, refer to 
the interpretation of DF041.
AC020:CPE* button 
indicator lightThis command is used to 
operate the electric central 
locking button.In the event of a fault, refer to 
the interpretation of DF082.
AC052:Hazard warning 
lights indicator lightThis command is used to 
activate the hazard warning 
lights.In the event of a fault, refer to 
the interpretation of DF134. 
Page 75 of 179
87B-75
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
FUNCTION: AIR CONDITIONING
SUB-FUNCTION: HEATING
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
HeatingET015:Passenger 
compartment 
blowerRUNNING
STOPPEDIn the event of a fault, consult the 
interpretation of status ET015.
ET239:Ignition switch 
position+ after ignition feed.
STARTING
ACCESSORIES FEEDIn the event of a fault, refer to the 
interpretation of status ET239.
PR025:Engine speed0 rpmIn the event of a fault, carry out a fault 
finding on the multiplex network 
(see 88B).
And (see 17B, Petrol Injection, 
Conformity check, Protection) or 
(see 13B, Diesel Injection, 
Conformity check, Protection).
PR001:Battery voltage9 V < X < 16 VIn the event of a fault, run fault finding 
on the charging circuit (see 80A, 
Battery).
PR002:External 
temperature˚CIn the event of a fault, refer to the 
interpretation of parameter PR002.
PR024:Engine coolant 
temperature˚CIn the event of a fault (see 17B, 
Petrol Injection, Conformity check, 
Protection) (see 13B, Diesel 
Injection, Conformity check, 
Protection).
AC060:Rear screen de-
icerThis command is used to 
test the operation of the 
rear screen de-icer.In the event of a fault, refer to the 
interpretation of command AC060.
AC110:Temperature 
displayImportant: this command 
lasts approximately 
30 seconds.
This command is for testing 
the display.In the event of a fault, refer to the 
interpretation of command AC110. 
Page 76 of 179
87B-76
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
FUNCTION: AIR CONDITIONING
SUB-FUNCTION: COLD LOOP
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
Cold loopPR002:External 
temperature˚CIn the event of a fault, refer to the 
interpretation of parameter 
PR002.
ET142:Engine operating 
phaseSTOPPED
STARTING
RUNNING
STALLEDIn the event of a fault, refer to the 
interpretation of status ET142.
ET015:Passenger 
compartment 
blowerRUNNING
STOPPEDIn the event of a fault, refer to the 
interpretation of status ET015.
ET030:Air conditioning 
requestThis request is sent by the 
UCH to the engine 
management computer.
There are two possible 
scenarios:
1
st scenario: vehicle equipped 
with manual air conditioning. 
The request is made by 
pressing the air conditioning 
button.
2
nd scenario: vehicle 
equipped with climate control. 
The request is made following 
a user request or climate 
control computer request.In the event of a fault, refer to the 
interpretation of status ET030.
PR025:Engine speed0 rpmIn the event of a fault, run fault 
finding on the multiplex network 
(see 88B, Multiplex) then run 
fault finding on the injection 
system (see 13B, Diesel 
injection or 17B, Petrol 
injection). 
Page 77 of 179
87B-77
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
LIGHTING FUNCTION
SUB-FUNCTION: LIGHTING CONTROL
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
Lighting controlET081:Lighting switch 
positionSIDE
DIPPED
MAIN BEAM 
HEADLIGHTS
HAZARD LIGHTSIn the event of a fault, refer to the 
interpretation for status ET081.
ET085:Hazard warning 
lights buttonDEPRESSED
RELEASEDIn the event of a fault, refer to the 
interpretation for status ET085.
Lighting requestET115:Request to switch on 
lights by light sensorPRESENT
ABSENTIn the event of a fault, refer to the 
interpretation for status ET115.
ET111:Front fog lights 
requestPRESENT
ABSENTIn the event of a fault, refer to the 
interpretation for status ET111.
ET082:Rear fog lights 
requestPRESENT
ABSENTIn the event of a fault, refer to the 
interpretation for status ET082.
ET083:Left-hand indicator 
requestPRESENT
ABSENTIn the event of a fault, refer to the 
interpretation of statuses 
ET083 and ET084.
ET084:Right-hand indicator 
requestPRESENT
ABSENT
TailgateET463:Door(s) or tailgateOPEN
CLOSEDIn the event of a fault, consult the 
interpretation of status ET463.
Vehicle speedPR008:Vehicle speed0  mphIn the event of a fault, run fault 
finding on the ABS system (see 
38C, Anti-lock braking system). 
Page 78 of 179
87B-78
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: LIGHTING OUTPUT
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
Front fog lightsAC008:Front fog lightsThis command is used to 
activate the front fog 
light.In the event of a fault, apply the 
interpretation of DF108.
Rear fog lightsAC009:Rear fog lightsThis command is used to 
activate the rear fog light.In the event of a fault, apply the 
interpretation of DF109.
Direction indicatorsAC022:Left-hand 
direction 
indicatorsThis command is used to 
activate the left-hand 
direction indicators.In the event of a fault, refer to the 
interpretation for fault DF013 
Left-hand direction indicator 
circuit.
AC023:Right-hand 
direction 
indicatorsThis command is used to 
activate the right-hand 
direction indicators.In the event of a fault, refer to the 
interpretation for fault DF012 
Right-hand direction indicator 
circuit.
LightsAC055:Side lightsThis command enables the 
side lights to be activated.In the event of a fault, apply the 
interpretation of DF087.
AC054:Dipped 
headlightsThis command enables the 
dipped beam headlights to 
be activated.In the event of a fault, apply the 
interpretation of DF088. 
Page 79 of 179
87B-79
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: LIGHTING OUTPUT (CONTINUED)
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and 
NotesFault finding
Lights (continued)AC062:Main beam 
headlightsThis command enables the 
headlights to be activated.In the event of a fault, apply the 
interpretation of DF098.
AC063:Progressive 
switching on and off 
of the courtesy lightThis command is used to 
check that the gradual 
courtesy light activation and 
deactivation function is 
operating correctly.In the event of a fault, apply the 
interpretation of DF139.
Temperature 
displayAC110:Temperature display Controls the display.In the event of a fault, apply the 
interpretation of command 
AC110. 
Page 80 of 179
87B-80
MR-413-X44-87B000$480.mif
V5
UCH                        
Vdiag No.: 44PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check87B
SUB-FUNCTION: WIPING CONTROL
NOTESOnly carry out this conformity check after a complete check with the diagnostic tool 
(fault reading and configuration checks).
Application condition: engine stopped, + after ignition feed present.
FunctionParameter or Status 
Checked or ActionDisplay and notes Fault finding
Wiper controlET077:Wiper stalk positionINACTIVE
INTERMITTENT
LOW-SPEED
HIGH SPEEDIn the event of a fault, apply the 
interpretation of status ET077.
ET096:Wiper stalk 
intermittent speed 
ring position1
2
3
4
5In the event of a fault, apply the 
interpretation of status ET096.
ET114:Windscreen wiper 
request by rain 
sensorABSENT
LOW-SPEED
HIGH SPEEDIn the event of a fault, apply the 
interpretation of status ET114.
Windscreen wiper 
park positionET078:Windscreen washer 
requestACTIVE
INACTIVEIn the event of a fault, apply the 
interpretation of status ET078.
ET027:Windscreen wiper 
park positionACTIVE
INACTIVEIn the event of a fault, apply the 
interpretation of status ET027.
Rear screen wiper 
park positionET079:Rear screen washer 
requestACTIVE
INACTIVEIn the event of a fault, apply the 
interpretation of status ET079.
ET097:Rear screen wiper 
park positionACTIVE
INACTIVEIn the event of a fault, apply the 
interpretation of fault ET097.
ET080:Windscreen 
rear screen wiperACTIVE
INACTIVEIn the event of a fault, apply the 
interpretation of status ET080.
Reverse gearET109:Reverse gear 
engagedYES
NOIn the event of a fault, apply the 
interpretation of status ET109.