Matrix XR 2WD L4-1.8L (1ZZ-FE) (2003)
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29. REMOVE HEATER PIPING COVER
a. Release the 3 fitting claws, remove the heater piping cover.
30. REMOVE HEATER RADIATOR UNIT SUB-ASSY
a. Release the 3 fitting claws, remove the heater piping clamp and heater radiator unit sub-assy
31. REMOVE COOLER THERMISTOR NO.1
a. Remove the clamp.
b. Release the fitting claw, remove the 2 screws and heater case.