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:

Rear Seat Back Trim Removal/Installation
6:4 Split Type 1. Remove the trunk board.. 2. Remove the rear seat back.. 3. Remove the headrest. 4. Remove the rear seat back frame.. 5. Remove the C rings in the order of (1), (2), (3), and (4) shown in the figure, and remove the rear seat back trim from the rear seat back pad. CA ...

Warning Sound is Activated
Lights-On Reminder If lights are on and the ignition is switched to ACC or the ignition is switched off, a continuous beep sound will be heard when the driver's door is opened. NOTE • When the ignition is switched to ACC, the “Ignition Not Switched Off (STOP) Warning Beep” ove ...

Keyless Beeper
Purpose, Function Notifies the user that the lock/unlock operation of the advanced keyless entry system is completed, and warns if the system is operated incorrectly. Construction, Operation Installed inside the cowl grille. The keyless beeper operates based on the LF ...