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:

Auto Dimming Mirror Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the screw B. 3. Remove the auto-dimming mirror in the direction of arrow (1) shown in the figure. 4. Detach tabs while push the cover No.2 in the direction of the arrow (2) shown in the figure, then remove the cover No.2 in the d ...

Manual Transaxle [C66 M R]
Purpose, Function The MTX converts the drive force (speed, torque, rotation direction) input from the engine according to the shift lever operation inside the vehicle. Construction Operation ...

Seat Weight Sensor Control Module Removal/Installation [Two Step Deployment Control System]
CAUTION: When the seat weight sensor control module is replaced with a new one, perform the seat weight sensor calibration using the M?MDS.. 1. Switch the ignition to off. 2. Disconnect the negative battery cable and wait for 1 min or more.. 3. Disconnect the connectors. ...