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

62B-91
MR-413-X44-62B000$920_eng.mif
V1

Vdiag No.: 44CLIMATE CONTROL
Diagnostic - Fault finding chart62B
ALP 11 Unpleasant odours in the passenger compartment
NOTESOnly consult this customer complaint after a complete check with the diagnostic
tool.
Check that the cabin filter is not blocked or damaged
(see MR 411 Mechanical, 61A, Heating, Cabin filter:
Removal - refitting).
Replace it if necessary.
Is the fault still present?
YES
Check that the condensate (water from the evaporator)
drain ring is not obstructed (beneath the body).
Repair if necessary.
Is the fault still present?
YES
Check the sealing of the heating unit in relation to the
engine compartment:
- Foam seal on the heater matrix coolant pipes fitted and
in good condition.
- Rubber seal on the radiator tank fitted and in good
condition (seal under the bonnet separating the engine
compartment from the windscreen aperture).
- Drain valve on the radiator tank fitted and in good
condition.
Repair if necessary.
Is the fault still present?
YES
Remove the passenger compartment filter to apply air
conditioning system cleaner using an extension piece on
the evaporator. Spray the entire contents of the aerosol.
Leave the product to work for 15 minutes.
NOEnd of fault finding procedure.
NOEnd of fault finding procedure.
NOEnd of fault finding procedure.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
CLIM_V44_ALP11

62B-92
MR-413-X44-62B000$920_eng.mif
V1

Vdiag No.: 44CLIMATE CONTROL
Diagnostic - Fault finding chart62B
ALP 12 Water is present in the passenger compartment
NOTESOnly consult this customer complaint after a complete check with the diagnostic
tool.
Pressurise the cooling circuit.
Is there any coolant leaking into the vehicle?
NO
Check that the evaporator evacuation ring is not
blocked (under the body).
Repair if necessary.
Is the fault still present?
YES
Make sure that the scuttle panel (under the windscreen aperture) is not filled with water. If it is, check that the
drain valve is fitted to the scuttle panel and is in good condition.
Replace the valve if necessary.
Has the customer just washed the vehicle?
YES
Explain to the customer that when washing the car
using a hose pipe, the water jet must not be left for
too long on the air inlet in the scuttle panel (on the
bonnet).
YES Repair.
NOEnd of fault finding procedure.
NO End of fault finding procedure.
AFTER REPAIRCarry out a complete check with the diagnostic tool.
CLIM_V44_ALP12