ABS RENAULT SCENIC 2008 J84 / 2.G Passenger Comparment Connection Unit Owner's Guide

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -128
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -128V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
FUNCTION: AIR CONDITIONING
Sub-function: Heating (continued)
*RCH = Passenger Compartment Heating Resistor
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.
Sub-
functionParameter or
Status
checked Action Display and Notes Fault finding
HeatingET020:Number RCH*
activated.0, 1, 2, 3, 4 or 5In the event of a fault,
refer to the
interpretation of status
ET020.
ET021:RCH* 1 relay control ACTIVE
INACTIVE In the event of a fault,
consult the
interpretation of
status ET021.
ET022:RCH* 2 relay controlACTIVE
INACTIVE In the event of a fault,
consult the
interpretation of
status ET022.
ET023:RCH* 3 relay controlACTIVE
INACTIVEIn the event of a fault,
consult the
interpretation of
status ET023.
ET031:Fast idle speed
request for RCH*INACTIVE
Fast idle speed to prevent
battery dischargeIn the event of a fault,
consult the
interpretation of status
ET031.
ET169:EngineSTOPPEDIn the event of a fault,
refer to the
interpretation of
status ET169.
ET025:Retractable roofCLOSED
NOT CLOSED
ABSENTIn the event of a fault,
consult the
interpretation of status
ET025.
ET026:Heated rear screen
switchACTIVE
INACTIVEIn the event of a fault,
consult the status
interpretation ET026.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -130
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -130V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
FUNCTION: TYRES
Sub-function: Tyre approval
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.
Sub-functionParameter or
Status
checked Action Display and Notes Fault finding
Tyre receiver ET040:Tyre pressure
monitoring systemNOT WORKING
ACTIVE If status ET040 is OUT OF
ORDER, consult the fault
finding procedure for status
ET040.
ET032:Front left-hand
wheel valve signalOK
ABSENT
OVER-INFLATED
PUNCTURE
UNDER-INFLATEDCheck that the tyre pressure is
at the recommended pressure
(see MR 364 (Mégane II) or
MR 370 (Scénic II),
Mechanical, 35A, Tyre
pressure: Identification).
If status ET032 is not OK,
consult the fault finding
procedure for status ET032.
PR003:Front left-hand
wheel pressure0 bar < X < 3.55 barIf X = 0 bar, consult the fault
finding procedure for parameter
PR003.
Check that the recommended
pressure (PR009 to PR012)
corresponds correctly to the
vehicle.
PR019:Front left-hand tyre
temperature- 40ºC normal that the temperature is
50˚C and the pressure is 0 bar.
Perform a road test so that the
sensor emits the actual
temperature and pressure.
ET0033:Front right-hand
wheel valve signalOK
ABSENT
OVER-INFLATED
FLAT
UNDER-INFLATEDCheck that the tyre pressure is
at the recommended pressure
(see MR 364 (Mégane II) or
MR 370 (Scénic II),
Mechanical, 35A, Tyre
pressure: Identification).
If status ET033 is not OK,
consult the fault finding
procedure for status ET033.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -131
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -131V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
FUNCTION: TYRES
Sub-function: Tyre approval (continued 1)
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.
Sub-functionParameter or
Status
checked Action Display and Notes Fault finding
Tyre approval PR004:Front right-hand
wheel pressure0 bar < X < 3.55 barIf X = 0 bar, consult the fault
finding procedure for parameter
PR004.
Check that the recommended
pressure (PR009 to PR012)
corresponds correctly to the
vehicle.
PR020:Front right-hand tyre
temperature- 40ºC normal that the temperature is
50˚C and the pressure is 0 bar.
Perform a road test so that the
sensor emits the actual
temperature and pressure.
ET034:Rear right-hand
wheel valve signalOK
ABSENT
OVER-INFLATED
FLAT
UNDER-INFLATEDCheck that the tyre pressure is
at the recommended pressure
(see MR 364 (Mégane II) or
MR 370 (Scénic II),
Mechanical, 35A, Tyre
pressure: Identification).
If status ET034 is not OK,
consult the fault finding
procedure for status ET034.
PR005:Rear right-hand
wheel pressure0 bar < X < 3.55 barIf X = 0 bar, consult the fault
finding procedure for parameter
PR005.
Check that the recommended
pressure (PR009 to PR012)
corresponds correctly to the
vehicle.
PR021:Rear right-hand tyre
temperature- 40ºC normal that the temperature is
50˚C and the pressure is 0 bar.
Perform a road test so that the
sensor emits the actual
temperature and pressure.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -132
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -132V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
FUNCTION: TYRES
Sub-function: Tyre approval (continued 2)
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.
Sub-functionParameter or
Status
checked Action Display and Notes Fault finding
Tyre approval ET035:Rear left-hand
wheel valve signalOK
ABSENT
OVER-INFLATED
FLAT
UNDER-INFLATEDCheck that the tyre pressure is
at the recommended pressure
(see MR 364 (Mégane II) or
MR 370 (Scénic II),
Mechanical, 35A, Tyre
pressure: Identification).
If status ET035 is not OK,
consult the fault finding
procedure for status ET035.
PR006:Rear left-hand
wheel pressure0 bar < X < 3.55 barIf X = 0 bar, consult the fault
finding procedure for parameter
PR006.
Check that the recommended
pressure (PR009 to PR012)
corresponds correctly to the
vehicle.
PR022:Rear left-hand tyre
temperature- 40ºC normal that the temperature is
50˚C and the pressure is 0 bar.
Perform a road test so that the
sensor emits the actual
temperature and pressure.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -135
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -135V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
LIGHTING FUNCTION
Sub-function: Lighting command
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.
Sub-
functionParameter or
Status
checked Action Display and Notes Fault finding
Lighting
controlET081:Lighting switch
positionOFF
SIDE
DIPPED
MAIN BEAM HEADLIGHTS
HAZARD LIGHTS In the event of a fault,
refer to the
interpretation of status
ET081.
ET115:Request to switch
on lights by light
sensor PRESENT
ABSENTIn the event of a fault,
consult the
interpretation of status
ET115.
ET169:EngineSTOPPEDIn the event of a fault,
refer to the
interpretation of
status ET169.
ET113:Automatic lighting
button DEPRESSED
RELEASED In the event of a fault,
consult the
interpretation of
status ET113.
ET111:Front fog lights
requestPRESENT
ABSENT In the event of a fault,
consult the
interpretation of
status ET111.
ET082:Rear fog lights
requestPRESENT
ABSENT In the event of a fault,
consult the
interpretation of
status ET082.
ET085:Hazard warning
lights buttonDEPRESSED
RELEASED In the event of a fault,
refer to the
interpretation of
status ET085.
ET083:Left-hand indicator
requestPRESENT
ABSENT In the event of a fault,
refer to the
interpretation of
status ET083.
ET084:Right-hand indicator
requestPRESENT
ABSENT In the event of a fault,
refer to the
interpretation of
status ET084.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -136
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -136V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
WIPING FUNCTION
Sub function: Wiper 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.
Sub-
functionParameter or
Status
checked Action Display and Notes Fault finding
Wiper controlET077:Wiper stalk positionOFF
INTERMITTENT
LOW SPEED HIGH SPEEDIn the event of a fault,
refer to the
interpretation of status
ET077.
ET096:Wiper stalk
intermittent speed
ring position1
2
3
4In the event of a fault,
consult the
interpretation of
status ET096.
ET118:Rain sensor
sensitivity ring
position
ET114:Wiper request by rain
sensorPRESENT
ABSENTIn the event of a fault,
consult the
interpretation of
status ET114.
ET078:Windscreen washer
requestPRESENT
ABSENTIn the event of a fault,
refer to the
interpretation of status
ET078.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -137
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -137V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
WIPING FUNCTION
Sub-function: Wiper control (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.
Sub-
functionParameter or
Status
checked Action Display and Notes Fault finding
Wiper controlET080:Rear screen wiper
requestPRESENT
ABSENTIn the event of a fault,
consult the
interpretation of
status ET080.
ET097:Rear screen wiper
park positionPRESENT
ABSENTIn the event of a fault,
consult the status
interpretation ET097.
ET079:Rear screen washer
requestPRESENT
ABSENTIn the event of a fault,
refer to the
interpretation of status
ET079.
ET109:Reverse gear
engagedYES
NO In the event of a fault,
check the reverse gear
switch and its
connections.
ET108:Automatic gearbox
lever positionNOT IN NEUTRAL
P
NEUTRAL
REARIn the event of a fault,
consult the
interpretation of
status ET108.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -145
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -145V9 MR-372-J84-87B000$473.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET015
PASSENGER COMPARTMENT FAN
NOTESThere must be no present or stored faults.
Apply to manual air conditioning and heating systems.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
ET015 is Inactive, the ventilation control on the air conditioning control panel is not 0.
Check the condition and connection of the heating and air conditioning system control panel connector (bent,
broken tabs, etc.).
If the connector is faulty and if there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector; otherwise, replace the wiring.
Check the condition and connection of the UCH connector PE2 (tabs bent, broken, etc.).
If the connector is faulty and if there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector; otherwise, replace the wiring.
Check the continuity and insulation of the following connections:
●Connection code 38LP,
●Connection code 38LQ,
between components 645 and 319.
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the control panel (see 62C, Manual air conditioning).
If the fault is still present, contact the Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET015/UCH_V48_ET015/ UCH_V4C_ET015/
UCH_V4D_ET015 /UCH_V4F_ET015/UCH_V50_ET015

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -152
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -152V9 MR-372-J84-87B000$473.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET025
RETRACTABLE ROOF
NOTESThere must be no present or stored faults.
If the vehicle is a cabriolet, status ET025 is CLOSED or NOT CLOSED.
If the vehicle is not a cabriolet, status ET025 will be ABSENT.
ET025 is CLOSED
The retractable roof of the cabriolet vehicle is closed.
In case of inconsistency, contact the Techline.
ET025 is NOT CLOSED
The retractable roof of the vehicle is not closed.
In case of inconsistency, contact the Techline.
ET025 is ABSENT
The position of the retractable roof is unknown.
In case of inconsistency, contact the Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET025/UCH_V48_ET025/ UCH_V4C_ET025/
UCH_V4D_ET025 /UCH_V4F_ET025/UCH_V50_ET025

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -154
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87B
87B -154V9 MR-372-J84-87B000$473.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET028
HEATED REAR SCREEN BUTTON
NOTESThere must be no present or stored faults.
Special note:
Information interpretable if the vehicle is configured with Heating or Manual Air
Conditioning (SC008 UCH type and CF019 Type of air conditioning).
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
ET028 Released with press on the button.
ET028 Pressed without press on the button.
Check the condition and connection of the air conditioning control panel connector (bent, broken tabs, etc.).
If the connector is faulty and if there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector; otherwise, replace the wiring.
Check the condition and connection of the UCH connector PE2 (tabs bent, broken).
If the connector is faulty and if there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the connector; otherwise, replace the wiring.
Check the insulation and continuity of the following connection:
●Connection code 15M between components 645 and 139.
If the connection is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the control panel (see 62C, Manual air conditioning).
If the fault is still present, contact the Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET028/UCH_V48_ET028/ UCH_V4C_ET028/
UCH_V4D_ET028 /UCH_V4F_ET028/UCH_V50_ET028