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:

Installation
1. Before installation, inspect the following items and replace any faulty part with a new one.• Check the front arm for damage or cracks, and replace if defective.• Visually check the bushing for abnormal cracks, fatigue or damage.• Visually check the boot on the ball joint for da ...