Knock Sensor: Service and Repair
Knock Sensors (G61)/(G66)
Removing
- Remove the supercharger.
- Remove left and right lower intake manifold sections. Refer to => [ Intake Manifold, Lower Section, with Fuel Rail ] Intake Manifold, Lower Section, with Fuel Rail.
- Pull the knock sensor 1 (G61) connector - 1 - out of the mount and disconnect it.
• Ignore - 2 - and - arrow -.
- Pull the knock sensor 2 (G66) connector - 2 - out of the left mount and disconnect it.
• Ignore items - 1, 3 - and - arrows -.
- Remove the bolts - 1 - for knock sensor 1 (G61) and the bolt - 2 - for knock sensor 2 (G66) and remove the sensors.
Installing
• Tightening specifications, refer to => [ Ignition Overview ] Ignition Overview.
Installation is performed in reverse order of removal, noting the following:
- Install the left and right lower intake manifold sections. Refer to => [ Intake Manifold, Lower Section, with Fuel Rail ] Intake Manifold, Lower Section, with Fuel Rail.
- Install the supercharger.