Thermostat Removal and Installation
Precautions: Precautions for Cooling System · General safety (00)
Removal
1)Drain coolant. 
2)Remove engine cover.
3)Remove air cleaner suction hose.
4)Disconnect intercooler outlet hose No.1 (1) from intercooler outlet pipe (2).
5)Disconnect boost pressure sensor with IAT sensor-2 connector (3).
6)Remove intercooler outlet pipe and intercooler outlet hose No.2 (4).
7)Remove radiator inlet hose No.2 (1) from thermostat cap (2).
8)Remove thermostat cap from thermostat case (3).
9)Remove thermostat (1) from thermostat case (2).
Installation
Reverse removal procedure noting the following points.
•Install thermostat (1) to thermostat case (2) facing air bleed valve (3) of thermostat upward.
•Tighten thermostat cap bolts (1) to specified torque.
•Install radiator inlet hose No.2 (1) aligning matchmark (2) on hose with center of protrusion (3) on thermostat cap (4) and then set clamp (5) aligning the lugs with matchmark on hose.
•Tighten intercooler outlet pipe clamps to specified torque.
•Refill cooling system with coolant.
•Check cooling system for leakage.
•Refill cooling system with coolant.
•Check cooling system for leakage.