Toyota Tundra 2005 Service - Repair - Maintenance page 3370

Condition: Insufficient cooling
Symptom seen in
refrigeration system
z Pressure low on both low and
high pressure sides
z Bubbles seen in sight glass con-
tinuously
z Insufficient cooling performance
Condition: Insufficient cooling
Symptom seen in
refrigeration system
z Pressure low on both low and
high pressure sides
z Frost on tube from receiver to
unit
AIR CONDITIONING
Probable cause
Gas leakage in refrigeration sys-
tem
Probable cause
Refrigerant flow obstructed by dirt
in receiver
- AIR CONDITIONING SYSTEM
(3) Insufficient cooling
Diagnosis
z Insufficient refrigerant in system
z Refrigerant leaking
(4) Poor circulation of refrigerant
Diagnosis
Receiver clogged
Author :
AC-5
Remedy
(1) Check for gas leakage with gas
leak detector and repair if neces-
sary
(2) Charge proper amount of re-
frigerant
(3) If indicated pressure value is
near 0 when connected to gauge,
create the vacuum after inspecting
and repairing the location of the
leak
Remedy
Replace receiver
Date :
5032
I01388
I01389