Subaru Legacy BN/BS (2015-2019) Service Manual: Knock sensor

Disassembly

1. Remove the throttle body. Throttle Body > REMOVAL2. Remove the EGR pipe. EGR Pipe > REMOVAL3. Remove the EGR control valve. EGR Control Valve > REMOVAL4. Remove the purge control solenoid valve. ...

Removal

1. Disconnect the ground terminal from battery sensor. NOTE2. Remove the bolt securing the connector to the A/C compressor.3. Disconnect the connector (A) from the knock sensor, and remove the knock ...

Other materials:

Windshield wiper blade assembly
NOTE Do not lower the wiper arm while the wiper blade assembly is removed.  Raise the wiper arm off the windshield. First raise the driver's side wiper arm and then raise the front passenger's side wiper arm. 1) Open the cover 2) Pull down the wiper blade  Remove th ...