CAMSHAFT POSITION (CMP) SENSOR [SKYACTIV-G 2.5T]

id0140h0006700


Purpose

•  Detects the camshaft position as basic information for mainly determining the fuel injection timing and ignition timing.

Function

•  Detects the camshaft position and sends it to the PCM as a camshaft position signal.

CMP sensor characteristic

amxuun00001429

Construction

•  The intake CMP sensor is located on the cylinder head.
•  The exhaust CMP sensor is located on the rear housing.
ac9uun00002342
•  A magnetic resistance element has been adopted for the detection part of the CMP sensor.
•  The magnetic resistance element detects a magnetic field which varies with the distance from the magnetized object (detection plate) and outputs as a voltage value.
ardjjn00001662

Operation

1.  The CMP sensor detects (1) the camshaft position.

2.  When the camshaft position is detected, it sends (2) to the PCM as a camshaft position signal.

ardjjn00001663

Fail-safe


Intake CMP sensor

DTC No.

Fail-safe function
P0340:00
•  Sets the electric variable valve timing control to the maximum cam retard mode.
•  Inhibits traction control.


Exhaust CMP sensor

DTC No.

Fail-safe function
P0365:00
•  Stops fuel injection.
•  Stops ignition.