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:

Charcoal Canister
Purpose, Function Absorbs evaporative gas flowing from the fuel tank to prevent release of the gas into the atmosphere. Construction The charcoal canister is installed near the fuel tank. U.S.A. and CANADA Except U.S.A. and CANADA The charcoal canister ...

Meter Hood Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the upper column cover. 3. Using a phillips screwdriver, remove fasteners. NOTE: When pulling up the shaft of fasteners using a phillips screwdriver, the shaft will not be pulled up if it is rotated by pressing the driver. To pull ...

Awd Control Module
Purpose, Function The AWD CM calculates the optimal amount of torque distribution for the rear wheels and outputs a corresponding electric current to the electronic control coupling (AWD solenoid). This calculation is based on the accelerator pedal angle, four-wheel speed, engine spe ...