Exhaust Side

Disconnect the ground terminal from battery sensor. <Ref. to BATTERY , NOTE, Repair Contents.>
Lift up the vehicle.
Remove the under cover. <Ref. to REMOVAL , Front Under Cover.>
Disconnect the connector (A) from the camshaft position sensor, and remove the camshaft position sensor.
- RH side
  
  Fig 1: Locating Camshaft Position Sensor Bolt With Connector - RH Side (Exhaust Side)
  Courtesy of SUBARU OF AMERICA, INC.
- LH side

Fig 2: Locating Camshaft Position Sensor Bolt With Connector - LH Side (Exhaust Side)

Courtesy of SUBARU OF AMERICA, INC.