diagram RENAULT SCENIC 2008 J84 / 2.G Passenger Comparment Connection Unit Workshop Manual

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -364
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -364V9 MR-372-J84-87B000$989mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP39 Accessories feed not activated
NOTESCheck the voltage of the battery.
Start the fault finding procedure with the ignition off and the vehicle locked.
When the vehicle is unlocked, the instrument panel should light up for a moment.
If not, carry out fault finding on the multiplex network and instrument panel.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
The vehicle should switch to timed power (approximately 20 minutes) after the driver's door is opened (ET053
Driver's door).
If the timed supply is not triggered, try by:
–pressing the Start button (ET070 Start button), or
–turning on the hazard warning lights (ET085 "Hazard warning lights button"), or
–switching on the side lights (ET081 Lighting switch position).
If correct, run status fault finding for the faulty component.
If not correct, apply ALP No dialogue with the UCH.
The vehicle goes into accessories feed mode when the Start button is pressed (timed power active).
If it does not conform, check the operation of the Start button using status ET070 Start button and apply the fault
finding procedure associated with this status if necessary.
If the Start button operates correctly, use the fault finding procedure for status ET075 + accessories feed present.
Run fault finding and check the condition of the connectors of the + battery housing (Power fuses), of the power
board (maxi fuses), of the Protection and Switching Unit (UPC), of the Passenger Compartment Fuse and
Relay Box, of the Passenger Compartment Fuse and Relay Box option, and of the relay boards.
Check the condition and connection of the connectors on the UCH and the connectors on the UPC.
Check for + 12 V on connections BTP and 13AC of component 645.
Check for earth on connections 13E and NAM of component 645.
If one of the connectors is faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring
repair, Wiring: Precautions for repair), repair the connector, otherwise replace the wiring.
If the fault is still present, contact the Techline.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
UCH_V44_ALP39 /UCH_V48_ALP39/UCH_V4C_ALP39/
UCH_V4D_ALP39/UCH_V4F_ALP39/UCH_V50_ALP39

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -374
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -374V9 MR-372-J84-87B000$989mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP49 No folding-in or folding-out of one or more door mirrors
NOTESOnly check this customer complaint after performing a complete check with the
diagnostic tool.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Check for + 12 V on the mirror switch control.
Is there+ 12 V?
Check for earth on the door mirror switch.
Repair if necessary.
Check the continuity between the following
connections:
For folding-in:
●Connection code BCP3.
●Connection code 40X of component 134.
●Connection code MAM.
●Connection code 40W of component 134.
for folding-out:
●Connection code MAM.
●Connection code 40X of component 134.
●Connection code BCP3.
●Connection code 40W of component 134.
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 mirror power supply fuse.
Replace it if necessary.
Replace the switch if necessary.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
UCH_V44_ALP49 /UCH_V48_ALP49/UCH_V4C_ALP49/
UCH_V4D_ALP49/UCH_V4F_ALP49/UCH_V50_ALP49

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -376
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart
87B
87B -376V9 MR-372-J84-87B000$989mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP50 Cannot adjust one of the two door mirrors
NOTESOnly check this customer complaint after performing a complete check with the
diagnostic tool.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Non-retractable door mirror.
Left-hand door mirror.
Check the continuity between the following
connections:
Tilt up:
●Connection code 40C.
●Connection code BCP3 of component 134.
●Connection code MAM.
●Connection code 40E of component 134.
Tilt down:
●Connection code 40C.
●Connection code MAM of component 134.
●Connection code BCP3.
●Connection code 40E of component 134.
Replace the switch if necessary.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
UCH_V44_ALP50 /UCH_V48_ALP50/UCH_V4C_ALP50/
UCH_V4D_ALP50/UCH_V4F_ALP50/UCH_V50_ALP50