2008 RENAULT SCENIC door lock

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 178
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 178V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
*LCKG: lockingET058
ET059
LCKG* BUTTON ON DRIVER'S SIDE HANDLES
LCKG* BUTTONS ON PASSENGER SIDE HANDLES
NOTESThere must be no faults present.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Check the condition and the connection of the door connector (tabs bent, broken, oxidised etc.).
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 PE3 connector of the UCH (tabs bent, broken, oxidised etc.).
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 for an earth on connection MAM of component 1374.
Check for an earth on connection MAN of component 1375.
Check for an earth on connection MZ of component 1376.
Check for an earth on connection MAQ of component 1377.
If the connector or connection is faulty and if there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the connector; otherwise, replace the wiring.
Check the insulation and continuity of the following connections:
●Connection code AP.
Between component 645 and 1374.
Between component 645 and 1376.
●Connection code AQ.
Between component 645 and 1375.
Between component 645 and 1377.
●Connection code MAM between component 1374 and earth.
●Connection code MAN between component 1375 and earth.
●Connection code MZ between component 1376 and earth.
●Connection code MAQ between component 1377 and earth.
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.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET058/UCH_V48_ET058/ UCH_V4C_ET058/UCH_V4D_ET058/ UCH_V4F_ET058/UCH_V50_ET058/
UCH_V44_ET059/UCH_V48_ET059/ UCH_V4C_ET059/UCH_V4D_ET059/ UCH_V4F_ET059/UCH_V50_ET059

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 185
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 185V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
*CPE: Electric central door locking
*RAID: Renault Anti-Intruder DeviceET068
SOURCE OF LAST LOCK
NOTESNo faults should be present or stored.
Indicates which mode is the source of the last locking or unlocking operation.
AUTOMATIC: The UCH orders locking if the opening of a door or a hands-free or card unlocking request is not
detected within 30 seconds after unlocking.
CPE*: the UCH orders locking of the whole vehicle following a press on the electric central door locking button.
HANDS-FREE: detection of a close request by pressing of button in the handles or boot badge.
RAID* FUNCTION: The UCH controls locking according to the speed signal from the vehicle.
RENAULT CARD: detection upon a button press.
FAULT FINDING: Request by diagnostic tool using command AC004 Central locking of doors and boot.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET068/UCH_V48_ET068/ UCH_V4C_ET068/
UCH_V4D_ET068 /UCH_V4F_ET068/UCH_V50_ET068

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 186
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 186V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
*CPE: Electric central door lockingET069
SOURCE OF LAST UNLOCK
NOTESNo faults should be present or stored.
Makes it possible to know what mode is the source of the last unlocking operation.
HANDS-FREE: detection of a hand in the handle.
CPE*: the UCH orders unlocking of the whole vehicle following a press on the electric central door locking button.
RENAULT CARD: detection upon a button press.
FAULT FINDING: Request by diagnostic tool using command AC005 Central unlocking of doors and boot.
IMPACT INFORMATION: following an impact signal detected.
AIRBAG: following an impact signal detected.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET069/UCH_V48_ET069/ UCH_V4C_ET069/
UCH_V4D_ET069 /UCH_V4F_ET069/UCH_V50_ET069

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 215
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 215V9 MR-372-J84-87B000$559.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
*CPE: Electric central door locking.ET088
ET090
SOURCE OF DEADLOCK ACTIVATION
SOURCE OF DEADLOCK DEACTIVATION
NOTESNo faults should be present or stored.
Enables determination of what component is the source of the last locking or unlocking operation.
ET088.
CARD: upon pressing the card for the second time.
HANDS-FREE: on pressing the door handle button for the second time.
FAULT FINDING: using the diagnostic tool, with the ignition on and running command AC004 Central locking
of doors and boot.
ET090.
CPE*: on pressing the locking/unlocking button.
CARD: press on card button.
HANDS-FREE: placing a hand in the handle.
FAULT FINDING: using the diagnostic tool, with the ignition on and running command AC005 Central door
unlocking.
+ after ignition feed: no deadlocking at this power supply level.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET088/UCH_V48_ET088/ UCH_V4C_ET088/UCH_V4D_ET088/ UCH_V4F_ET088/UCH_V50_ET088/
UCH_V44_ET090/UCH_V48_ET090/ UCH_V4C_ET090/UCH_V4D_ET090/ UCH_V4F_ET090/UCH_V50_ET090

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 235
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 235V9 MR-372-J84-87B000$602.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50 PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
ET159
ET160
REAR LEFT-HAND DOOR CHILD SAFETY LOCK
REAR RIGHT-HAND DOOR CHILD SAFETY LOCK
NOTESNo faults should be present or stored.
Check that configuration LC035 Child safety lock is WITH, if not perform configuration
using specific command SC016 Child safety lock (see Configurations and
programming). Status only visible if Vdiag 4C, 4D, 4F and 50 UCH.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
IMPORTANT
After disconnecting the battery, there may be an inconsistency between a request on the switch and the status of
one or two lock(s).
In this case, deactivate and reactivate the switch until the warning light comes on when the switch is pressed.
Check the condition and connection of the lock connector (broken, bent, oxidised tabs).
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 PP2 connector of the UCH (tabs broken, bent, oxidised).
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 for earth on connection MZ of component 139 or on connection MAQ of component 138.
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 insulation, continuity and the absence of interference resistance on the following connections:
●Connection code 87A between components 645 and 139.
●Connection code 87B between components 645 and 138.
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.
Replace the faulty lock.
If the fault is still present, contact Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET159/UCH_V48_ET159/ UCH_V4C_ET159/UCH_V4D_ET159/
UCH_V4F_ET159 /UCH_V50_ET159/UCH_V44_ET160/UCH_V48_ET160/
UCH_V4C_ET160 /UCH_V4D_ET160/UCH_V4F_ET160 /UCH_V50_ET160
MR-372-J84-87B000$602.mif

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 238
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 238V9 MR-372-J84-87B000$602.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET230
CHILD SAFETY LOCK
NOTESNo faults should be present or stored.
ET230 is Inactive but the child safety lock switch has been pressed.
Verify that ET233 Childproof lock switch is Pressed.
If Inactive, refer to interpretation of ET233.
If Press, check using configuration reading LC035 Childproof locks that the UCH is correctly configured as
WITH childproof locks.
If WITHOUT, configuration WITH child safety lock is carried out with special command SC016 Child safety lock
(V4C, V4D, V4F and V50).
If WITH, check that all the doors are correctly closed, using the following statuses:
ET053: Driver's door
ET042: Passenger door
ET051: Rear left-hand door
ET052: Rear right-hand door
If the fault is still present, contact Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET230/UCH_V48_ET230/ UCH_V4C_ET230/
UCH_V4D_ET230 /UCH_V4F_ET230/UCH_V50_ET230

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Command summary table87B
87B - 246
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Command summary table87B
87B - 246V9 MR-372-J84-87B000$731.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Command summary table
*RCH: Passenger Compartment Heating Resistor
*CPE: Electric central door locking
*SR.: SunroofTool command Diagnostic tool title Vdiag
AC003Immobiliser warning light
V44, V48,
V4C, V4D,
V4F, V50 AC004Central door locking
AC005Central door unlocking
AC006Driver's door unlocking
AC007Rear screen wiper
AC008Front fog lights
AC009Rear fog lights
AC015Air conditioning button indicator light
AC016RCH* 1 relay
AC017RCH* 2 relay
AC018RCH* 3 relay
AC019Heated rear screen indicator light
AC020CPE* button indicator light
AC021Interior lights
AC022Left-hand direction indicator
AC023Right-hand direction indicator
AC024Card reader lighting
AC025One-touch window control/SR.* authorisation
AC026Start button lighting
AC027Footwell lights
AC030Headlight washer relay 1 (only if Vdiag 44 UPC)
AC031Headlight washer relay 2 (only if Vdiag 44 UPC)
AC032Driver's side external aerial testing
AC033Passenger's side external aerial testing
AC034Boot external aerial test
AC036Internal aerial test
AC037Transmitter aerial fault finding
AC076Child safety lock indicator light
MR-372-J84-87B000$731.mif

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 249
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 249V9 MR-372-J84-87B000$774.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
AC004
LOCK DOORS AND BOOT
NOTESNo faults should be present or stored.
This command is for testing locking relay operation.
Note:
The driver's door circuit is shared with the fuel tank flap circuit.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
One or more doors do not lock when the command is activated.
Check the condition and connection of the PP2 connector on the UCH.
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 connector on the faulty lock(s).
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 for earth on the following connections:
●Connection code MAM.
●Connection code 87H of component 140.
●Connection code MZ.
●Connection code 87A of component 139.
●Connection code MAN.
●Connection code 87G of component 141.
●Connection code MAQ.
●Connection code 87B of component 138.
●Connection code 20BC.
●Connection code 20BH of component 844.
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 faulty: If OK:
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.