Intake Side

Disconnect the ground cable from battery. < Ref. to BATTERY , NOTE, Note. >
NOTE: For the 12 volt engine restart battery, disconnect the ground terminal from 12V engine restart battery sensor.
Remove the air intake duct. (RH side only) < Ref. to REMOVAL , Air Intake Duct. >
Remove the air intake boot No. 1. (RH side only) < Ref. to AIR INTAKE BOOT NO. 1 , REMOVAL, Air Intake Boot. >
Disconnect the connector (A) from the camshaft position sensor, and remove the camshaft position sensor from the chain cover.
- RH side
  
  Fig 1: Locating Camshaft Position Sensor Bolt (RH Side)
  Courtesy of SUBARU OF AMERICA, INC.
- LH side
  
  Fig 2: Locating Camshaft Position Sensor Bolt (RH Side)
  Courtesy of SUBARU OF AMERICA, INC.