Install the sensor to the specified torque.
If the sensor is dropped by mistake, check if there is no problem.
Do not use a cleaner, spray or grease on the sensing element and connector because they could cause a malfunction of sensor.
The sensor or the wiring can be damaged by being contacted to the exhaust system (Exhaust manifold, Catalytic converter etc.)
Installation is reverse of removal.
PM sensor [Sensor and heating] :
49.0 ~ 58.8 N.m (5.0 ~ 6.0 kgf.m, 36.1 ~ 43.4 lb-ft)
PM Sener [Controler] mounting bolt/ nut :
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)