315
II. A/C System Diagnosis and Troubleshooting
Table 1
Abnormal high pressure of the high pressure pipeline
Abnormal low pressure of the high pressure pipeline
Abnormal high pressure of the low pressure pipeline
Abnormal low pressure of the low pressure pipeline
High and low pressure can not be established
Sight glass has air bubble
Compressor inlet side is frosted
Compressor noise
Abnormal heating on the compressor
Evaporator is frosted
Drier filter ices up
A/C does not refrigerate or the cold air is insufficient
×
×
×
×
Excessive refill of refrigerant
Drain p roper amount of
refrigerant
×
×
×
×
Too little refill of refrigerant
Rep air the gas leak area, refill
p roper amount of refrigerant
×
×
×
×
Refrigerant is leaked all
Rep air the gas leak area, refill
p roper amount of refrigerant
×
×
×
×
×
×
There is non-clotted gas in
the sy stem
Loosen receiver and
condenser inlet connector,
discharge the non-clotted gas
×
×
Excessive freezing oil in the
sy stem
Check comp ressor freezing
oil level, adjust it
×
Excessive high temp erature
of condenser inlet
Perform the check at the
p lace with good ventilation
There is dust in the
condenser core, air channel
within the condenser is
blocked or suffocated
Use compressed air or water
to flush and remove the dirt
on the condenser
Condenser fan faulty or
broken
Check the wiring status and
the fan motor, correct or
rep lace it
×
×
Excessively low temp erature
of condenser inlet
Stop the operation of the
refrigeration sy stem
×
×
×
Drier blocked
Clean
Air channel in the evap orator
blocked or suffocated
Remove the dirt on the
evap orator
Evap orator fan fault, p oor
blower motor wire connection
Check the wiring status and
the fan motor, correct or
rep lace it
×
×
×
There is dirt in evap orator
core
Use the compressed air to
clean the evaporator core
×
×
×
×
×
×
×
Problem Sy mp tom
Possible Cause
Troubleshooting
×
Содержание CK MR479Q 2007
Страница 1: ......
Страница 52: ...45 Section 4 Fuel Pump Replacement Figure 102 ...
Страница 57: ...50 Chapter 5 Exhaust System MR7131A MR7151A MR7161A Component1 Figure 116 ...
Страница 63: ...56 Chapter 7 Clutch MR7131A MR7151A MR7161A Component 1 Hydraulic Manipulation Figure 131 ...
Страница 66: ...59 Chapter 8 Maunal Transaxle Assembly MR7131A MR7151A MR7161A Component 1 Figure 139 ...
Страница 143: ...136 Section 4 Power Steering Gear Retaining Device Components Front Cowl Panel Assembly Cotter Pin Cotter Pin ...
Страница 208: ...201 High Mounted Stop Lamp LH Rear Combined Lamp Rear Trunk Lamp Switch License Plate Lamp RH rear Combined Lamp ...
Страница 246: ...239 Tweeter Antenna Cable Antenna Assembly Front Speaker Assembly Rear Speaker Assembly ...
Страница 300: ...293 8 Remove the whole HECU from the bracket ABS HECU Assembly ABS HECU Brake Pipe Removal Schematic ...
Страница 387: ...380 5 24 1 2 3 4 Figure 5 24 COWL 1 Cowl 2 Heat Insulating Protecting Board 3 Front Cross Member 4 Heat Insulating Pad ...