glove box RENAULT TWINGO 2009 2.G Heating And Air Conditioning - Climate Control Workshop Manual

62B-70
MR-413-X44-62B000$828_eng.mif
V1

Vdiag No.: 44CLIMATE CONTROL
Diagnostic - Fault finding chart62B
ALP 2 Air distribution fault
NOTESNone
Check that the air circuit (cabin filter, scuttle panel grille, air ducts and grilles etc.) is not blocked. Repair, clean
or change the cabin filter if necessary.
Also check that there is no air flow fault: (see ALP 3 Air flow fault).
Check that the blower unit is correctly sealed. Also check that the air distribution ducts (right-hand and left-hand,
upper and lower) are correctly connected to the housing as well as the refrigeration pipe in the glove box (if the
customer complains about a feeling of cold air on the passenger's side).
Repair if necessary.
Set the passenger compartment blower to
maximum speed with maximum hot or maximum
cold and move the air distribution control. Check
that the air outlet is the one selected.
Note:
For information about the air flows according to user
selection, refer to the air distribution table given in
the interpretation of parameter PR011 Distribution
flap position.
Has the customer complaint been confirmed?
YES
Remove the centre console and glovebox
(see MR 412 Bodywork, 57A, Interior equipment,
Removal - refitting procedures).
Remove the distribution motor and check the
condition of the flap control.
Is the flap control damaged?
NO
NOThe air distribution is operating correctly.
Explain to the customer how the system
operates.
YES
Replace the distribution - ventilation unit.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
CLIM_V44_ALP2

62B-73
MR-413-X44-62B000$828_eng.mif
V1

Vdiag No.: 44CLIMATE CONTROL
Diagnostic - Fault finding chart62B
ALP 3 Air flow fault
NOTESOnly consult this customer complaint after a complete check with the diagnostic
tool.
Check that the customer knows how to work the air conditioning system properly.
Is the passenger compartment blower unit
working?
YES
Check that the air circuit (cabin filter, scuttle panel grille, air vents and extractors etc.) is not blocked.
If necessary, repair, clean or replace the cabin filter (see MR 411 Mechanical, 61A, Heating, Cabin filter:
Removal - Refitting).
Check that the blower blades are in good condition (see MR 412 Bodywork, 57A Interior equipment,
Passenger compartment blower: Removal - refitting).
Check that the blower unit is correctly sealed. Also check that the air distribution ducts (right-hand and left-hand,
upper and lower) are correctly connected to the housing as well as the refrigeration pipe in the glove box (if the
customer complains about a feeling of cold air on the passenger's side).
Repair if necessary.
Check that the air recirculation flap does not remain closed when in the recirculation position. On the diagnostic
tool, status ET062 Recirculation flap position should display OPEN (the flap can be seen by removing the
windscreen frame). Repair if necessary (apply the fault finding procedure for fault DF021 Recirculation motor
circuit).
With the passenger compartment filter removed, put
your hand into the housing to ensure that the
evaporator is not obstructed and that there is no ice.
Is the evaporator obstructed?
NO
NORepair, see ALP 5.
YESRemove the evaporator and clean if it is
obstructed.
If there is ice on the evaporator, carry out
a conformity check on the temperature
sensors (interior, exterior and coolant
temperatures).
Replace any faulty components.
AFTER REPAIRCarry out a complete check with the diagnostic tool.