headlight RENAULT SCENIC 2008 J84 / 2.G Passenger Comparment Connection Unit Owner's Manual

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 278
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 278V9 MR-372-J84-87B000$774.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
AC030
CONTINUED
Check the condition and connection of headlight washer relay 1.
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 + 12 V on connections 39G and BP32 of component 753.
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.
With the command running, check for earth on connection 39G of component 753.
Is there an earth?
YES NO
Check the condition and connection of connector PE3 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 insulation and continuity of the following connection:
●Connection code SP2 between components 753 and 260.
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 Techline.
Check the continuity and insulation of the following connection:
●Connection code 39A between components 753 and 219.
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 everything is OK, replace the relay.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 279
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 279V9 MR-372-J84-87B000$817.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50 PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands
AC031
HEADLIGHT WASHER RELAY 2
(ONLY IF VDIAG 44 UPC)
NOTESNo faults should be present or stored.
This command is used to test the operation of headlight washer 2 or for locking the
glovebox if the vehicle is fitted with one of these functions: This command is only active
for UPC Vdiag 44 (see System operation).
The command lasts 3 seconds.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Headlight washer 2 relay
Check for earth on connections 39A
and 39C of component 219.
Is there an earth?Not on connection 39C.
YES
Not on connection 39A.With the command running, check for + 12 V on
connection 39C of component 219.
Is there + 12 V?NO
YES
Replace the headlight washer pump.
Run the fault finding procedure for
command AC030 Headlight washer 1
relay.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
MR-372-J84-87B000$817.mif

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 280
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 280V9 MR-372-J84-87B000$817.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
AC031
CONTINUED 1
Check the condition and connection of the headlight washer 2 relay 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 for an earth on connection MAS of component 1338.
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 continuity and insulation of the following connection:
●Connection code 39C between components 219 and 1338.
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 everything is OK, replace the relay.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 281
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 281V9 MR-372-J84-87B000$817.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
AC031
CONTINUED 2
Check the condition and connection of headlight washer 2 relay.
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 + 12 V on connections 39H and BP32 of component 1338.
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.
With the command running, check for earth on connection 39H of component 1338.
Is there an earth?
YES NO
Check the condition and connection of connector PE3 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 insulation and continuity of the following connection:
●Connection code 39H between components 645 and 1338.
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 Techline.
Check the continuity and insulation of the following connection:
●Connection code 39C between components 219 and 1338.
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 everything is OK, replace the relay.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 282
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of commands87B
87B - 282V9 MR-372-J84-87B000$817.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
AC031
CONTINUED 3
Glovebox locking
If after command AC031, the glovebox does not unlock:
Check for + 12 V on connection 20BL of component 1490 during command AC031 Headlight washer 2 relay.
If there is no 12 V, check the following connection:
●Connection code 20BL between components 645 and 1490.
If there is + 12 V, check the following connection:
●Connection code 20BC between components 645 and 1490.
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.

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Customer complaints
87B
87B -294
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Customer complaints
87B
87B -294V9 MR-372-J84-87B000$860.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
WIPERS, WASHERS
NO REAR SCREEN WIPER ALP9
NO FIXED PARK POSITION FOR REAR WIPER ALP10
NO WINDSCREEN WIPER PARK POSITION ALP11
NO WINDSCREEN WIPER ALP12
NO FRONT AND REAR SCREEN WASHER ALP 13
NO HEADLIGHT WASHERS (ONLY IF VDIAG 44 UPC)ALP14

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 304
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 304V9 MR-372-J84-87B000$903.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP4 No left-hand direction indicator
NOTESOnly check this customer complaint after performing a complete check with the
diagnostic tool.
Check the bulbs.
Are the bulbs in good condition?
YES
Check the + 12 V supply and earth on the headlight
connectors (see interpretation of DF013 Left-hand
direction indicator circuit).
Is there a supply?
NO
Check status ET083 Left-hand direction indicator
request by moving the control stalk.
Is status ET083 present?
YES
Perform command AC022 Left-hand direction
indicator.
Does the left-hand direction indicator come on?
YES
Check the UCH connectors.
If the fault is still present, contact the Techline.
NOReplace the bulbs.
YESVerify that there is no corrosion on the
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.
NOApply interpretation of status ET083 Left-
hand direction indicator request.
NOApply interpretation of command AC022
Left-hand direction indicator.
AFTER REPAIRCarry out a complete check using the diagnostic tool.
UCH_V44_ALP4/UCH_V48_ALP4/ UCH_V4C_ALP4/
UCH_V4D_ALP4 /UCH_V4F_ALP4/UCH_V50_ALP4

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 306
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 306V9 MR-372-J84-87B000$903.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP6NO DIPPED HEADLIGHTS
(Lights without xenon bulb)
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 the bulbs.
Are the bulbs in good condition?
YES
Check the + 12 V supply between connections RPG
and MAS of component 270.
Check the + 12 V supply between connections RPD
and MAS of component 270.
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.
Are the feeds correct?
NO
Check status ET081 Lighting stalk position.
Is the dipped beam headlight request on dipped
beam?
YES
Run fault finding on the Protection and Switching
Unit and check the dipped headlight F8C fuses
(Vdiag 44 UPC) and F3 and F4 fuses (Vdiag 48 or
above UPC) on the UPC.
NOReplace the bulbs.
YESVerify that there is no corrosion on the
connector.
Repair if necessary.
NOApply interpretation of status ET081
Lighting stalk position.
AFTER REPAIRCarry out a complete check using the diagnostic tool.
UCH_V44_ALP6/UCH_V48_ALP6/ UCH_V4C_ALP6/
UCH_V4D_ALP6 /UCH_V4F_ALP6/UCH_V50_ALP6

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 307
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 307V9 MR-372-J84-87B000$903.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP7No main beam headlights
(Lights without xenon bulb)
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 the bulbs.
Are the bulbs in good condition?
YES
Check the + 12 V supply on connection RPD of
component 226 and on connection RPG of
component 227.
Check for earth on connection MAS of
components 226 and 227.
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.
Are the feeds correct?
NO
Check status ET081 Lighting stalk position.
Does the side light request occur on main beam?
YES
Run fault finding on the Protection and Switching
Unit.
Check the F8A and F8B fuses (Vdiag 44 UPC) and
F6 and F7 fuses (Vdiag 48 or above UPC).
NOReplace the bulbs.
YESVerify that there is no corrosion on the
connector.
Repair if necessary.
NOApply interpretation of status ET081
Lighting stalk position.
AFTER REPAIRCarry out a complete check using the diagnostic tool.
UCH_V44_ALP7/UCH_V48_ALP7/ UCH_V4C_ALP7/
UCH_V4D_ALP7 /UCH_V4F_ALP7/UCH_V50_ALP7

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 315
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Fault Finding Chart87B
87B - 315V9 MR-372-J84-87B000$903.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ALP14No headlight washers
(Only if VDIAG 44 UPC)
NOTESOnly check this customer complaint after performing a complete check with the
diagnostic tool.
Set the stalk to side lights and check whether status
ET081 Lighting stalk position is to Side lights.
YES
Check whether status ET078 Front windscreen
washer request is Present when the stalk is
operated.
YES
Run commands AC030 Headlight washer 1 relay
and AC031 Headlight washer 2 relay.
Can commands AC030 and AC031 be run?
YES
Check the condition of the pipes and nozzles. Repair
if necessary.
If the fault is still present, contact the Techline.
NOApply interpretation of status ET081
Lighting stalk position.
NOApply interpretation of status ET078
Windscreen washer request.
NOApply interpretation of commands AC030
Headlight washer 1 relay and AC031
Headlight washer 2 relay.
AFTER REPAIRCarry out a complete check using the diagnostic tool.
UCH_V44_ALP14 /UCH_V48_ALP14/UCH_V4C_ALP14/
UCH_V4D_ALP14/UCH_V4F_ALP14/UCH_V50_ALP14