Solara Coupe L4-2.4L (2AZ-FE) (2007)
Housing Assembly HVAC: Testing and Inspection
Air Conditioning Unit
INSPECTION
1. INSPECT AIR MIX DAMPER SERVO (AIR MIX DAMPER SERVO SUB-ASSEMBLY)(MANUAL AIR CONDITIONING)
HINT: The air mix control servomotor (air mix damper servo sub-assembly) can be removed following the disassembly procedure for air
conditioning radiator assembly.
a. Inspect servomotor operation.
1. Connect the positive (+) lead from the battery to terminal 4 and negative (-) lead to terminal 5, then check that the arm turns to the "MAX.
COOL" side smoothly.
2. Connect the positive (+) lead from the battery to terminal 5 and negative (-) lead to terminal 4, then check that the arm turns to the "MAX.
HOT" side smoothly.
If operations are not as specified, replace the air mix servomotor.
b. Inspect position sensor resistance.