62A - 25
AIR CONDITIONING
Fault finding - Conformity check62A
V4
Manual air conditioning
and
Climate control
Subsystem: heating (continued 3)
Computer
(signal generator)Parameter or status
checked or actionDisplay and Notes Fault finding
InjectionET024:Set number of
RCH.NO
NOTE: According to the
injection's requirements:
power requirement, torque
reduction, etc., the injection
computer sets the number
of RCH stages switched on
(no more, no less).If there is a fault, refer to the
fault finding procedure
for this status.
PR064:Coolant
temperature.X = engine coolant
temperature.If there is a fault, refer to the
fault finding procedure
for this parameter.
Protection and
Switching UnitPR002:Alternator charge
signal99 %, engine stopped.If there is a fault, refer to the
fault finding procedure
for this parameter.
AC011:Heated rear
screen.Command for testing the
operation of the rear screen
heating.If there is a fault, consult the
fault finding procedure
for this command.
NOTE: The UPC cannot
test the heated rear screen
control circuit; this
command is the only way to
test its operation.
CLIM X84 1.1
Edition 2
MR-372-J84-62A000$060.mif
62A - 37
AIR CONDITIONING
Fault finding - Conformity check62A
V4
Manual air conditioning
and
Climate control
Subsystem: heating (continued 2)
Computer
(signal generator)Parameter or status
checked or actionDisplay and Notes Fault finding
UCH
(continued 1)ET018:Number RCH
authorised by
alternator.0, 1, 2 or 3 for Mégane
saloons and sport hatches
(1000 watt RCH).
0, 1, 2, 3, 4 or 5 for Mégane
Scénics (1800 watt RCH).
(depending on the electrical
availability).If there is a fault, refer to the
fault finding procedure
for this status.
ET019:Number RCH
authorised by
injection.0, 1, 2 or 3 for Mégane
saloons and sport hatches
(1000 watt RCH).
0, 1, 2, 3, 4 or 5 for Mégane
Scénics (1800 watt RCH).
(according to the injection's
requirements: power
requirement, torque
reduction, etc.).If there is a fault, refer to the
fault finding procedure
for this status.
ET020:Number RCH
actuated.0, 1, 2 or 3 for Mégane
saloons and sport hatches
(1000 watt RCH).
0, 1, 2, 3, 4 or 5 for Mégane
Scénics (1800 watt RCH).
(depending on statuses
"ET017, ET018 and
ET019").If there is a fault, refer to the
fault finding procedure
for this status.
ET021:RCH no. 1 control
relay.ACTIVE or INACTIVE
(depending on status
ET020).If there is a fault, refer to the
fault finding procedure
for this status.
ET022:RCH no. 2 control
relay.ACTIVE or INACTIVE
(depending on status
ET020).If there is a fault, refer to the
fault finding procedure
for this status.
ET023:RCH no. 3 control
relay (Mégane
Scénic and
Scénic 4x4 only).ACTIVE or INACTIVE
(depending on status
ET020).If there is a fault, refer to the
fault finding procedure
for this status.
NOTE: This status is
inoperative for Mégane
saloons and Mégane sport
hatches.
CLIM X84 1.1
Edition 2
MR-372-J84-62A000$060.mif
62A - 38
AIR CONDITIONING
Fault finding - Conformity check62A
V4
Manual air conditioning
and
Climate control
Subsystem: heating (continued 3)
Computer
(signal generator)Parameter or status
checked or actionDisplay and Notes Fault finding
UCH
(continued 2)AC016:RCH no. 1 relay. Commands for testing the
operation of the RCH
(passenger compartment
air heating resistors). The
number of RCH stages
switched on depends on the
number of relays actuated.
NOTE: RCH no. 3 relay is
only fitted to Mégane
Scénics.If there is a fault, refer to the
fault finding procedure
for these controls.
NOTE: To find the relays
actuated/number of RCH
engaged correlation, refer
to the "general operation"
section of the UCH
Technical Note. AC017:RCH no. 2 relay.
AC018:RCH no. 3 relay.
(Mégane Scénics
only)
InjectionET024:Set number of
RCH.YES or NO
NOTE: According to the
injection's requirements:
power requirement, torque
reduction, etc., the injection
computer sets the number
of RCH stages switched on
(no more, no less).If there is a fault, refer to the
fault finding procedure
for this status.
PR064:Coolant
temperature.X = engine coolant
temperature.If there is a fault, refer to the
fault finding procedure
for this parameter.
Protection and
Switching UnitPR002:alternator charge
signal0 < X <100 %
–0 % = zero electrical
consumption.
–100 % = maximum
electrical consumption.If there is a fault, refer to the
fault finding procedure
for this parameter.
AC011:Heated rear
screen.Command for testing the
operation of the rear screen
heating.If there is a fault, consult the
fault finding procedure
for this command.
NOTE: The UPC cannot
test the heated rear screen
control circuit; this
command is the only way to
test its operation.
CLIM X84 1.1
Edition 2
MR-372-J84-62A000$060.mif
