Exhaust Side

Disconnect the ground cable from battery.
Lift up the vehicle.
Remove the under cover. <Ref. to REMOVAL , Front Under Cover.>
Remove the engine harness cover. (right side only.)

Fig 1: Removing Engine Harness Cover
Courtesy of SUBARU OF AMERICA, INC.
Remove the clip holding the engine harness. (Left side only)

Fig 2: Locating Engine Harness Clip
Courtesy of SUBARU OF AMERICA, INC.
Disconnect connector (A) from the camshaft position sensor, and remove the camshaft position sensor from under the cylinder head.
- RH side
  
  Fig 3: Locating Camshaft Position Sensor Bolt (RH Side)
  Courtesy of SUBARU OF AMERICA, INC.
- LH side
  
  Fig 4: Locating Camshaft Position Sensor Bolt (LH Side)
  Courtesy of SUBARU OF AMERICA, INC.