PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B -109
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B -109V9 MR-372-J84-87B000$344.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
DF072
PRESENT
OR
STOREDCHILD SAFETY LOCK CIRCUIT
CC: Short circuit
CO: Open circuit
CO
CC
NOTESIf DF074 Left-hand door child safety lock circuit and
DF073 Right-hand door child safety lock circuit are
present, reconfigure the child safety lock function using the
special command SC016 Child safety lock (see
Configurations and programming).
Use Wiring Diagrams Technical Note for MEGANE II or
SCENIC II.
Check the condition and connection of the child safety lock switch connector.
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 for + 12 V on connection BPT of component 135.
Check for + after ignition feed on connection AP43 of component 135.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check for earth on connection MAM of component 135.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the condition and connection of connector PE1 on the UCH.
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 connections:
●Connection code 20AL,
●Connection code 20AP43.
Between components 645 and 135.
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.
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_DF072 /UCH_V48_DF072/UCH_V4C_DF072/
UCH_V4D_DF072/UCH_V4F_DF072/UCH_V50_DF072
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-110
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-110V9 MR-372-J84-87B000$344.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
DF073
PRESENT
OR
STOREDRIGHT-HAND DOOR CHILD SAFETY LOCK CIRCUIT
CC: Short circuit
CO: Open circuit
CO/
CC
NOTESIf DF072 Child safety lock circuit is present, reconfigure
the child safety function using special command SC016
Child safety lock (see Configurations and
programming).
Use Wiring Diagrams Technical Note for MEGANE II or
SCENIC II.
Check the condition and connection of the child safety lock switch connector.
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 for + 12 V on connection BPT of component 135.
Check for + after ignition feed on connection AP43 of component 135.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check for earth on connection MAM of component 135.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the condition and connection of the UCH PE1 and PP2 connectors.
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 20AL between components 645 and 135.
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.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_DF073 /UCH_V48_DF073/UCH_V4C_DF073/
UCH_V4D_DF073/UCH_V4F_DF073/UCH_V50_DF073
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-112
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-112V9 MR-372-J84-87B000$344.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
DF074
PRESENT
OR
STOREDLEFT-HAND DOOR CHILD SAFETY LOCK CIRCUIT
CC: Short circuit
CO: Open circuit
CO/
CC
NOTESUse Wiring Diagrams Technical Note for MEGANE II or
SCENIC II.
Check the condition and connection of the child safety lock switch connector.
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 for + 12 V on connection BPT of component 135.
Check for + after ignition feed on connection AP43 of component 135.
If the connection(s) are faulty and there is a repair method (see Technical Note 6015A, Repairing electrical
wiring, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check for earth on connection MAS of component 135.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check the condition and connection of the UCH PE1 and PP2 connectors.
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 20AL,
between components 645 and 135.
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 insulation and continuity of the following connection:
●Connection code AP43,
between components 645 and 1337.
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 insulation and continuity of the following connection:
●Connection code 20BD,
between components 645 and 138.
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.
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_DF074 /UCH_V48_DF074/UCH_V4C_DF074/
UCH_V4D_DF074/UCH_V4F_DF074/UCH_V50_DF074
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-113
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-113V9 MR-372-J84-87B000$344.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
DF075
PRESENT
OR
STOREDTIMED SUPPLY CIRCUIT
CC: Short circuit
NOTESAfter unlocking, opening a door causes timed supply, which is indicated by the starting
switch on the instrument panel lighting up.
Before any check on the UCH connections, unlock the vehicle.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Check the condition and connection of the connectors on the UCH and the connectors on the UPC.
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 for + 12 V on connection BPT of component 645.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
Check for earth on connection NAM of component 645.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
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_DF075 /UCH_V48_DF075/UCH_V4C_DF075/
UCH_V4D_DF075/UCH_V4F_DF075/UCH_V50_DF075
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-114
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of faults
87B
87B-114V9 MR-372-J84-87B000$344.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
DF147
PRESENT
STEERING COLUMN LOCK SAFETY CIRCUIT
NOTESPriorities when dealing with a number of faults:
Deal with fault DF029 Steering column lock circuit first if it is present.
Special note:
Attempt to apply forced + after ignition feed to update the faults.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Check the condition and connection of the steering column lock connector.
If the connector is faulty and if there is a repair procedure (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 PE1 and PP2 connectors.
If the connector(s) is faulty and if there is a repair procedure (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 connections:
●Connection code 26I.
●Connection code 26J.
Between components 645 and 1088.
If the connection(s) 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 continuity and insulation of the following connection:
●Connection code NAM between component 1088 and earth.
If the connection is faulty and there is a repair method (see Technical Note 6015A, Repairing electrical wiring,
Wiring: Precautions for repair), repair the wiring, otherwise replace it.
If the fault is still present, replace the UCH.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_DF147P/UCH_V48_DF147 P/UCH_V4C_DF147P/
UCH_V4D_DF147P/UCH_V4F_DF147P/UCH_V50_DF147P
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B-119
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B-119V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
KEYLESS VEHICLE FUNCTION
Sub-function: Access (continued 1):
*lckg: 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.
Sub-functionParameter or
Status
checked Action Display and Notes Fault finding
AccessET056:Rear driver side
optical sensorACTIVE
INACTIVEIn the event of a fault,
consult the interpretation
of status ET056.
ET057:Passenger side
front/rear optical
sensorACTIVE
INACTIVEIn the event of a fault,
consult the interpretation
of status ET057.
ET058:Lckg* button on
driver's side
handles DEPRESSED
RELEASEDIn the event of a fault,
consult the interpretation
of status ET058.
ET059:Lckg* buttons on
passenger's side
handlesDEPRESSED
RELEASEDIn the event of a fault,
consult the interpretation
of status ET059.
ET060:Tailgate locking
buttonDEPRESSED
RELEASEDIn the event of a fault,
consult the interpretation
of status ET060.
ET086:Electric child
safety lockACTIVE
INACTIVESignal interpreted if
vehicle configured WITH
Child safety lock.
ET053:Driver's doorOPEN
CLOSED In the event of a fault, refer
to the interpretation of
status ET053.
ET042:Passenger doorOPEN
CLOSED In the event of a fault, refer
to the interpretation of
status ET042.
ET194:Passenger's
door or bonnetOPEN
CLOSED In the event of a fault, refer
to the interpretation of
status ET042.
ET051:Rear left-hand
doorOPEN
CLOSED In the event of a fault, refer
to the interpretation of
status ET051.
ET052:Rear right-hand
doorOPEN
CLOSED In the event of a fault, refer
to the interpretation of
status ET052.
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -120
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -120V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
KEYLESS VEHICLE FUNCTION
Sub-function: Access (continued 2)
*CPE: Electric central door locking
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.
Sub-functionParameter or
Status
checked Action Display and Notes Fault finding
AccessET061:Open tailgate
requestPRESENT = Tailgate
opening button pressed.
ABSENT = Button not
pressed.In the event of a fault, refer
to the interpretation of
status ET061.
ET050:Tailgate/BootOPEN
CLOSED In the event of a fault,
consult the interpretation
of status ET050.
ET062:Open rear
screen requestABSENT
PRESENTNone
ET041:Opening rear
screenOPEN
CLOSED None
ET044:CPE* buttonPRESSED
RELEASEDIn the event of a fault,
consult the interpretation
of status ET044.
ET233:Child safety lock
switchPRESSED
RELEASEDIn the event of a fault,
consult the interpretation
of status ET233.
ET230:Child safety lockACTIVE
INACTIVEIn the event of a fault,
consult the interpretation
of fault DF072.
ET160:Rear right-hand
door Child safety
lockACTIVE
INACTIVEIn the event of a fault, refer
to the interpretation of
status ET160.
ET159:Rear left-hand
door child safety
lockACTIVE
INACTIVEIn the event of a fault, refer
to the interpretation of
status ET159.
ET087:One-touch
window control/
SR.*
authorisation ACTIVE
INACTIVEIn the event of a fault, refer
to the interpretation of
status ET087.
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -121
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87B
87B -121V9 MR-372-J84-87B000$387.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
KEYLESS VEHICLE FUNCTION
Sub-function: Access (continued 3)
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
AccessET068:Most recently locked
byAUTOMATIC = automatic re-
locking if unlocked using the
card and the doors are not
used within 2 minutes of
unlocking.
CPE* = locking by pressing
the button on the centre
console
HANDS-FREE = locking via
door or tailgate handle switch
RAID* FUNCTION = Renault
Anti-Intruder Device.
Operates from around 3 mph
(5 km/h).
CARD = locking with the
DIAGNOSTIC card = Locking
by actuator AC004 Central
door locking
LONG CPE* = locking by
pressing and holding the
button on the centre console In the event of a fault,
refer to the
interpretation of status
ET068.
ET069:Most recently
unlocked by HANDS-FREE = optical
sensors
CPE* = electric door locking
button
CARD = with the card
FAULT FINDING = AC005
IMPACT INFO = info after
impact
AIRBAG = unlocking by the
AIRBAG computer after an
accidentIf status = Airbag,
carry out fault finding
on the Airbag
computer (see 88C,
Airbag and
pretensioners). In the
event of a fault,
consult the
interpretation of status
ET069.