Air-cond cooling coil leaking issue average mileage every 100,000 KM ,It will release the disgusting smell from the cooling coil.
Solution : Replace the Cooling coil as soon posisble , because thats poison gas.
Its job is to filter all of the air that comes through the car’s HVAC system to prevent pollutants, such as dust, pollen, smog and mold spores from entering.
Another symptom of a bad or failing cabin air filter is an unusual odor coming from the vehicle’s interior vents. An excessively contaminated filter may produce a dusty, dirty, or musty smell. The smell may become more pronounced when the air is turned on, and may make the cabin uncomfortable for the passengers
Toyota Vellfire has the passenger side blowing hot air and the drivers side blowing colder air. Why? They are two control for each side.
1) LHS & RHS ventilatory different temperature.
2) air-cond cold but some ventilatory no air blow out.
1) Battery out of spec .
2) Calibration problem.
3) Servo motor problem.
Calibrate with computer or replace the servo motor.
Air-cond maintenance services every 30,000km with air-cond oil flush machine.
Air-cond compressor not in good condition.
1) Replace A/C Compressor or
2)Oil Flush with machine and monitor 1st.
A/C Oil flush Every 30,000km
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