check engine RENAULT SCENIC 2010 J95 / 3.G Engine Compartment Connection Unit User Guide

87G - 17
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
KEYLESS VEHICLE: Starting the engine
NOTESOnly check conformity after a complete check using the diagnostic tool.
Test conditions: Engine stopped, ignition on.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1GearboxET004:Reverse gear
engagedYES
NO
In the event of a fault, refer to
the relevant fault finding
procedure. ET005:Manual gearbox
leverNEUTRAL
OUT OF NEUTRAL
NOT SUPPORTED, if
the vehicle is fitted with
an automatic gearbox
2StartingET010:Conditions for
engine start
satisfied.YES, if the conditions
for engine start have all
been satisfied and
after pressing the start
button
NO, if the engine start
conditions have not all
been satisfied or if the
engine start button has
not been pressed

87G - 18
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
AIR CONDITIONING: Heating
AIR CONDITIONING: Cold loop
NOTESOnly check conformity after a complete check using the diagnostic tool.
Test conditions: Engine stopped, ignition on.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1StartingPR010:AlternatorIn %
The value must be
fixed and greater than
98%
Refer to the relevant fault
finding procedure in the
event of a fault.
AC011:Rear
windscreen
de-icingThe rear window
heating resistors and
the door mirrors (if the
vehicle is fitted with
heated door mirrors)
must be supplied with
power and heated.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1Fan assemblyAC009:Low speed fan
unitIt must be possible to
hear the fan running at
low speed.
Refer to the relevant fault
finding procedure in the
event of a fault. AC010:High speed fan
unitIt must be possible to
hear the fan running at
high speed
This command cannot
be used on vehicles
not fitted with climate
control
2Air conditioningAC008:Compressor
commandThe compressor clutch
must be heard (the
compressor command
is not permitted when
the engine is running)

87G - 19
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
WIPERS: Wiper power
NOTESOnly check conformity after a complete check using the diagnostic tool.
Test conditions: Engine stopped, ignition on.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1Park positionAC012:Windscreen
wiper park
position testThe front windscreen
wiper must run for a
single sweep and
return to its initial
position.
Refer to the relevant fault
finding procedure in the
event of a fault. 2Wiper protectionET002:Front
windscreen
wiper protectionINACTIVE
3WipersAC005:Low-speed
windscreen
wiperThe windscreen wiper
must work at low
speed.
AC006:High-speed
windscreen
wiperThe windscreen wiper
must work at high
speed.

87G - 20
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
LIGHTING: Lighting power
NOTESOnly check conformity after a complete check using the diagnostic tool.
Test conditions: Engine stopped, ignition on.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1LightingAC003:Side lightsThe front and rear side
lights and the number
plate lights as well as
the controls and
switches in the
passenger
compartment must
light up.
Refer to the relevant fault
finding procedure in the
event of a fault.
AC002:Dipped beam
headlightsThe dipped beam
headlights must come
on.
AC001:Main beam
headlightsThe main beam
headlights must come
on.
AC004:Front fog lightsThe front fog lights
must come on.

87G - 21
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
MAIN SCREEN
NOTESOnly check conformity after a complete check using the diagnostic tool.
Condition for carrying out this operation: the engine must be running.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1Charging circuitET001:Battery warning
lightOFF
Refer to the relevant fault
finding procedure in the
event of a fault. 2Oil pressure
contactET027:Oil pressure
contactOPEN
3GearboxET004:Reverse gear
engagedYES
NO

87G - 22
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
KEYLESS VEHICLES: Starting the engine
NOTESOnly check conformity after a complete check using the diagnostic tool.
Condition for carrying out this operation: the engine must be running.
Order FunctionParameter or Status
checked or Action Display and Notes Fault finding
1GearboxET004:Reverse gear
engagedYES
NO
Refer to the relevant fault
finding procedure in the
event of a fault. ET005:Manual gearbox
leverNEUTRAL
OUT OF NEUTRAL
NOT SUPPORTED, if
the vehicle is fitted with
an automatic gearbox
2StartingET010:Conditions for
starting the
engine satisfied.YES, if the conditions
for starting the engine
have been met and
after a press on the
engine start button
NO, if the conditions
for starting the engine
have not been met or if
the engine start button
has not been pressed

87G - 23
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
AIR CONDITIONING: Heating
AIR CONDITIONING: Cold loop
NOTESOnly check conformity after a complete check using the diagnostic tool.
Condition for carrying out the operation: the engine must be running.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1StartingPR010:AlternatorIn %
The value varies
according to electricity
consumption.
Refer to the relevant fault
finding method in the event
of a fault.
AC011:Rear
windscreen de-
icingThe heating resistance
for the rear window
and the door mirrors
(if the vehicle is fitted
with door mirrors) must
be supplied with power
and supply heat
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1Fan assemblyAC009:Low speed fan
unitThe fan must be heard
running at low speed
Refer to the relevant fault
finding procedure in the
event of a fault. AC010:High speed fan
unitThe fan must be heard
running at a high
speed
This command cannot
be used on vehicles
which are not fitted
with climate control
2Air conditioningAC008:Compressor
control(this command is not
permitted when the
engine is running)

87G - 24
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
WIPERS: Wiper power
NOTESOnly check conformity after a complete check using the diagnostic tool.
Condition for carrying out this operation: the engine is running.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1Park positionAC012:Windscreen
wiper park
position testThe windscreen wiper
must perform a single
sweep and stop at its
initial position
Refer to the relevant fault
finding procedure in the
event of a fault. Wiper protectionET002:Windscreen
wiper protectionINACTIVE
WipersAC005:Low-speed
windscreen
wiperThe windscreen wiper
must function at low
speed
AC006:Front high-
speed
windscreen
wiperThe front windscreen
wiper must function at
high speed

87G - 25
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Conformity check
87G
V6 MR-372-J84-87G000$528_eng.mif
UPC
Vdiag No.: 44
LIGHTING: Lighting power
NOTESOnly check conformity after a complete check using the diagnostic tool.
Condition for carrying out the operation: the engine must be running.
Order FunctionParameter or Status
checked or Action Display and notes Fault finding
1LightingAC003:Side lightsThe front and rear side
lights and the number
plate lights as well as
the controls and
switches inside the
passenger
compartment must
light up.
Refer to the relevant fault
finding procedure in the
event of a fault.
AC002:Dipped beam
headlightsThe dipped beam
headlights must come
on.
AC001:Main beam
headlightsThe main beam
headlights must come
on.
AC004:Front fog lightsThe front fog lights
must come on.

87G - 27
ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
87G
V6 MR-372-J84-87G000$660_eng.mif
UPC
Vdiag No.: 44ENGINE COMPARTMENT CONNECTION UNIT
Fault finding - Interpretation of statuses
ET001
BATTERY WARNING LIGHT
NOTESCheck that the status is OUT with the engine running and LIT with the engine stopped
and the ignition on.
Check consistency with the instrument panel warning light.
With the engine running, check that the battery voltage is much higher than +12 V.
Perform a fault finding procedure on the charge circuit if necessary.
Check the status and the connection of connector PEM on the UPC and of the connections on the alternator.
Repair if necessary.
Turn off the ignition and ensure that there is insulation against +12 V and continuity in the connection:
UPC connector PEM track 8 Track 1 of the alternator 2-track connector
Repair if necessary.
With the ignition on, ensure that there is insulation against earth and the continuity in the connection:
UPC connector PEM track 8 Track 1 of the alternator 2-track connector
Repair if necessary.
AFTER REPAIRDeal with any other possible faults.
Switch off the ignition and carry out a road test followed by a test with the diagnostic
tool.
MR-372-J84-87G000$660_eng.mif