Repair Procedures: Removal
- Turn the ignition switch OFF and disconnect the battery negative (-) cable.
- Drain the engine coolant. (Refer to COOLING SYSTEM .)
- Remove the radiator upper hose. (Refer to COOLING SYSTEM .)
- Disconnect the knock sensor connector (A).
- Remove the intake manifold. (Refer to INTAKE AND EXHAUST SYSTEM .)
- Remove the installation bolt (A), and then remove the sensor from the cylinder block.