Mazda CX-5 Service & Repair Manual: Crankshaft Position (CKP) Sensor

Mazda CX-5 Service & Repair Manual / Engine / Engine Assembly / Crank, Balancer / Crankshaft Position (CKP) Sensor

Purpose/Function

Detects the crankshaft speed as basic information for mainly determining the fuel injection timing and ignition timing.
Detects the crankshaft speed and inputs it to the PCM as a CKP signal.

Construction

Installed on the side of the cylinder block (right side).
An MR (Magnetic Resistance) element has been adopted as the detecting element for detecting the crankshaft speed.

Operation

Inputs the signal, which fluctuates according to the crankshaft speed, to the PCM.

CKP sensor characteristic

Fail-safe


DTC No.	Fail-safe function
P0335:00	Stops the fuel injection. Stops the ignition.

Crankshaft Position (CKP) Sensor Removal/Installation

CAUTION: When foreign material such as an iron chip is on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect the engine control. ...

Crankshaft, Main Bearing

Purpose, Function The crankshaft converts the reciprocating movement of the piston to a rotational movement via the connecting rod. The main bearing forms an oil film on the outer su ...

Other materials:

Oil Pressure Inspection
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...

Hazard Warning Switch Removal/Installation
1. Disconnect the negative battery cable.. 2. Remove the decoration panel.. 3. While pressing the hazard warning switch tab in the direction of the arrow (1) shown in the figure, press the hazard warning switch in the direction of the arrow (2) shown in the figure to detach the hazard warnin ...

Keyless Antenna [Keyless Entry System]
Purpose Outputs a request signal and specifies the remote transmitter location. Function The keyless antennas output request signals based on the signals from the start stop unit. Construction, Operation Request signals are output by the keyless antenna installed ...