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: Identifying Camshaft Position Sensor With Bolt (RH Side)
  Courtesy of SUBARU OF AMERICA, INC.
- LH side
  
  Fig 2: Identifying Camshaft Position Sensor With Bolt (LH Side)
  Courtesy of SUBARU OF AMERICA, INC.