Mazda CX-5 Service & Repair Manual: Knock Sensor (Ks)

Mazda CX-5 Service & Repair Manual / Engine / Control / Knock Sensor (Ks)

Purpose/Function

Detects abnormal combustion in the cylinder as basic information for mainly determining the ignition timing.
Detects abnormal combustion in the combustion chamber and inputs it to the PCM as a knocking signal.

Construction

Installed on the cylinder block.
A piezoelectric element has been adopted as the detecting element for detecting abnormal combustion.

Operation

Inputs the signal, which fluctuates according to abnormal combustion, to the PCM.

KS characteristic

Fail-safe


DTC No.	Fail-safe function
P0327:00	Sets the knocking spark retard correction value of the ignition control to the fixed value.
P0328:00	Sets the knocking spark retard correction value of the ignition control to the fixed value.

Knock Sensor (Ks) Removal/Installation

1. Disconnect the negative battery cable.. 2. Remove the plug hole plate.. 3. Remove the intake manifold.. 4. Disconnect the KS connector. 5. Remove the KS.. 6. Install in the reverse or ...

Manifold Absolute Pressure (Map) Sensor/Intake Air Temperature (Iat) Sensor No.2 Removal/Installation

NOTE: Because the IAT sensor No.2 is integrated in the MAP sensor, replacing the IAT sensor No.2 includes replacement of the MAP sensor/IAT sensor No.2. 1. Disconnect the negative bat ...

Other materials:

Repairable Range Of Polypropylene Bumpers [Plastic Body Parts]
The three types of damaged bumpers shown below are considered repairable. Although a bumper which has been damaged greater than this could also be repaired, it should be replaced with a new one because such repair would detract from the looks and quality of the bumper. In addition, such repair ...

Rear Side Marker Light Bulb Removal/Installation
1. Disconnect the negative battery cable.. 2. Insert a tape-wrapped flathead screwdriver into the service hole in the position shown in the figure. 3. Move the flathead screwdriver in the direction of the arrow (1) shown in the figure, pull out the service hole cover, and detach the serv ...

Intermediate Shaft Removal/Installation
WARNING: The steering column (EPS motor) temperature increases directly after continuous turning of the steering mechanism which could cause burns if it is touched. Before performing any servicing, verify that the steering column has cooled off. 1. Rotate the steering wheel un ...