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:

Identification Numbers
Vehicle Information Labels Vehicle Identification Number The vehicle identification number legally identifies your vehicle. The number is on a plate attached to the left top side of the dashboard. This plate can easily be seen through the windshield. Motor Vehicle Safety Standard Label ...

License Plate Light
Purpose The license plate lights shine light on the license plate during nighttime driving. Function The license plate lights illuminate in conjunction with the operation of the light switch. Construction The license plate lights are installed to the liftgate. ...

Outer Mirror Glass Removal
1. Disconnect the negative battery cable.. 2. Press area A of the outer mirror glass shown in the figure so that area B moves outward. 3. Put your hand on the lower part of the outer mirror glass and while supporting the hatch-marked area shown in the figure, remove pin C in the directio ...