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

Mazda CX-5 Service & Repair Manual / Engine / Control / Crankshaft Position (CKP) Sensor Inspection

Visual Inspection

CAUTION:

1. Remove the CKP sensor..

2. Verify that there are no metal shavings on the sensor.

Voltage Inspection

CAUTION:

1. Idle the engine.

2. Measure the CKP sensor output voltage using the oscilloscope.



Terminal

Voltage (V)

Condition

A

Approx. 5.0

Under any condition

B

Below 1.0

Under any condition

C

Above 4.5

High output*

Below 0.8

Low output*


* Output voltage varies with crankshaft rotation.

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Purpose/Function Detects the camshaft speed as basic information for mainly determining the fuel injection timing and ignition timing. Detects the camshaft speed and inputs it to the ...

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. ...

Other materials:

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