2008 RENAULT SCENIC Passenger Comparment Connection Unit Workshop Manual

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 - 187
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 187V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET070
START BUTTON
NOTESNo faults should be present or stored.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
Check the condition and connection of the start button 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 for an earth on connection MAM of component 1087.
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 (start button in pressed position) and insulation of the following connections (start button
in released position):
●Connection code 26N,
●Connection code MAM of component 1087.
Replace the start button if necessary.
Check the condition and connection of the PE1 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 the insulation and continuity of the following connections:
●Connection code 26N,
●Connection code 26M between components 1087 and 645.
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 Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET070/UCH_V48_ET070/ UCH_V4C_ET070/
UCH_V4D_ET070 /UCH_V4F_ET070/UCH_V50_ET070

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 188
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 188V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET071
STEERING COLUMN LOCK BLANK
NOTESNo faults should be present or stored.
If the steering column lock status remains YES, try to start the vehicle again.
If the fault is still present, verify that the card has been authenticated by the UCH.
Check that when depressing the clutch pedal or on the brake pedal or the start button that the UCH issues an
unlock signal (if the steering column lock is locked).
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_ET071/UCH_V48_ET071/ UCH_V4C_ET071/
UCH_V4D_ET071 /UCH_V4F_ET071/UCH_V50_ET071

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 189
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 189V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET072
STEERING LOCK
NOTESNo faults should be present or stored.
If the status is INCONSISTENT, refer to dealing with fault DF029 Steering column lock circuit.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET072/UCH_V48_ET072/ UCH_V4C_ET072/
UCH_V4D_ET072 /UCH_V4F_ET072/UCH_V50_ET072

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 190
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 190V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET073
STEERING COLUMN LOCK SENSOR SIGNAL
NOTESNo faults should be present or stored.
The status should be unlocked with after ignition feed present or semi activated to
+ accessories.
Special note:
Perform locking/unlocking.
Check the power supply to the lock for 5 min after the locking-unlocking operation.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
ET073 Faulty when the steering column is not unlocked.
ET073 Short circuit when the steering column is not unlocked.
Check the condition and connection of the steering column lock 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 PE2 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 the supply of connection 26I on the connector of component 1088.
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 of connection NAM on the connector of component 1088.
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 connections:
●Connection code 26AZ,
●Connection code 26BA,
●Connection code 26J of component 1088.
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 Techline.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET073/UCH_V48_ET073/ UCH_V4C_ET073/
UCH_V4D_ET073 /UCH_V4F_ET073/UCH_V50_ET073

PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 191
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 191V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET073
CONTINUED
ET073 Unlocked and + after ignition absent.
The status remains UNLOCKED, with the ignition off, in case of failure of the airbag system or the speed signal. If
everything is OK, see dealing with fault DF029: Steering column lock circuit.
ET073 Semi-activated and + after ignition present.
In the semi-activated status, the lock bolt is pulled out, but the UCH cannot determine its position precisely.
In case of inconsistency, contact the Techline.
ET073 Undetermined.
The status is Undetermined. in the event that neither the steering column lock nor the lock sensor can inform the
UCH regarding its position.
Refer to processing of the DF029 Steering column lock circuit fault.
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 statuses87B
87B - 192
PASSENGER COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses87B
87B - 192V9 MR-372-J84-87B000$516.mif
UCH
Vdiag No.: 44, 48,
4C, 4D, 4F, 50
ET075
+ ACCESSORIES PRESENT
NOTESNo faults should be present or stored.
Special note:
Check that the start switch operates correctly: ET070 Start button.
Use Wiring Diagrams Technical Note for MEGANE II or SCENIC II.
ET075 is YES but + accessories is absent.
Check for + 12 V on component 260 (on the left-hand side of the centre console) on connection BP11 (track E1).
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 power-supply fuses.
Check that there is no + 12 V on connection S of component 645 (with + after ignition feed).
If NO, contact the techline.
If YES, check the continuity of the following connection:
●Connection code S between components 645 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.
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults.
Deal with any other faults.
UCH_V44_ET075/UCH_V48_ET075/ UCH_V4C_ET075/
UCH_V4D_ET075 /UCH_V4F_ET075/UCH_V50_ET075