Impreza WRX F4-2.0L DOHC Turbo (2004)
Knock Sensor: Service and Repair
REMOVAL
1. Disconnect the battery ground cable.
2. Remove the intercooler.
3. Disconnect the knock sensor connector.
4. Remove the knock sensor from the cylinder block.
INSTALLATION
1. Install the knock sensor to the cylinder block.
Tightening torque: 24 N.m (2.4 kgf-m, 17.4 ft-lb)
