Other information:
   Removal and Installation
1.
Remove the drive belt.
(Refer to Timing System - "Drive Belt")
2.
Remove the drive belt auto tensioner (A).
Tightening torque
Bolt (B) :
81.4 ~ 85.3 N.m (8.3 ~ 8.7 kgf.m, 60.0 ~ 62.9 lb-ft)
Bolt (C) :
17.7 ~ 21.6 N.m (1.8 ~ 2.2 kgf.m, 13.0 ~ 15.9 b-ft)
 ...
   
   Description
The A/C Pressure Transducer (APT) converts the pressure value
 of high-pressure line into voltage value after measuring it. By 
converted voltage value, engine ECU controls the cooling fan by 
operating it at high speed or low speed. Engine ECU stops the operation 
of the compress ...