1. Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
2. Remove the knock sensor attachment bolt to remove the knock sensor.

3. Install in the reverse order of removal.
Tightening torque 16.2-23.8 N·m
{1.66-2.42 kgf·m, 12.0-17.5 ft·lbf}
Knock sensor inspection
Heated oxygen sensor (ho2s) inspectionMazda 6 Service Manual: Hazardous Driving
WARNING
Be extremely careful if it is necessary to downshift on slippery surfaces:
Downshifting into lower gear while driving on slippery surfaces is dangerous. The
sudden change in tire speed could cause the tires to skid. This could lead to loss
of vehicle control and an accident.
When dri ...
Mazda 6 Service Manual: A/c unit disassembly/assembly
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.
Evaporator Temperature Sensor Assembly Note
Assemble the evaporator temperature sensor as shown in the figure.
Sensor Clamp Assembly Note
Attach the sensor clamp as shown in the figure ...