316 Abnormal high pressure of the high pressure pipelineAbnormal low pressure of the high pressure pipeline Abnormal high pressure of the low pressure pipelineAbnormal low pressure of the low pressure pipelineHigh and low pressure can not be establishedSight glass has air bubble Compressor inlet side is frosted Compressor noise Abnormal heating on the compressorEvaporator is frostedDrier filter ices up A/C does not refrigerate or the cold air is insufficientD irt in t he evap orat or core, or
poor fit between the
exp ansion valve sensing unit
and evap orat or out letCheck and correct it
Non-evap orat ed refrigerant
steam enters into compressorService t he evap orat or and it s
comp onent s s uch as fan
exp ans ion valve op ening is
excessively big or faulty ,
refrigerant sup p ly is
exces s iveA djus t t he exp ans ion valve,
check t he s ens ing unit and t he
evap orat or out let for fit nes s ,
rep lace it as necess ary
××Exp ansion valve op ening is
too smallAdjust exp ansion valve
××××Exp ansion valve fault , sp inal
corrosion or leakageRep lace exp ans ion valve
×× ×T he refrigerant p ip eline
bet ween t he exp ansion valve
sensing unit and t he
exp ansion valve is damaged or
brokenCheck and rep lace t he
exp ansion valve and p ip eline
××Exp ansion valve blocked by
ice or dirtRecy cle t he refrigerant ,
remove and clean t he
exp ansion valve, use the
vacuum p ump t o drain t he
water in the system and then
refill t he refrigerant
× Refrigerant p ip eline blockedD is as s emble and check t he
part
× Comp ressor solenoid clutch,
bearing and p ulley w earCheck and rep lace concerned
worn p art s
×××××× Comp ressor reed is damaged,
exhaus t valve leaksCheck and rep lace t he
comp res s or
× Comp res s or inlet blocked Check and clean
× × D rive belt loos e or broken Rep lace or rep lace it
×Exces s ively low t emp erat ure
in t he vehicle comp art ment sAdjust the selection switch
× × × × Sy s t em p ip eline leaksCheck t he leak area, refill
p rop er amount of refrigerant × ×× Problem Symptom
Possible Cause T roubleshoot ing
××
347(XIII) Carpet and Heat InsulatorCarpet and Heat Insulator Diagram
Carpet and Heat Insulator Diagram
1. Carpet 2. Cowl Lower Sound Insulator 3. Cowl Upper Sound Insulator 4 . Cowl Outer
Panel Heat Insulator 5. Foot Pedal 6. Cross Pan Head Screw 7. Floor Sound Insulator
1. Removal
1Remove the front and rear seats, left front door sill, right front door sill, right B pillar lower inside trim, left
B pillar lower inside trim, right rear door sill, left rear door sill, front and rear part of the auxiliary console;
2Remove the cross pan head screw and remove the foot pedal.
3Remove carpet and cowl lower sound insulator, cowl upper sound insulator, cowl outer panel heat insulator.
2. Installation
1Install the accelerator pedal assembly, brake and clutch pedal assembly, parking brake control mechanism
assembly onto the vehicle body;
2Install the carpet to the corresponding hole. Install both sides of the carpet under the left front door sill,
right front door sill, right B pillar lower inside trim, left B pillar lower inside trim, right rear door sill, left
rear door sill.1 27 3
4
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