Camshaft Position Sensor -G40-, CHECKING: Notes

From January 2014: Camshaft Position Sensor -G40-, CHECKING 

From December 2015: Camshaft Position Sensor -G40-, CHECKING 

General Description

The Camshaft Position Sensor -G40- detects the camshaft revolutions by means of a rotating magnetized trigger wheel fixed to the camshaft. Regular gaps integrated in the trigger wheel cause cyclic changes in the magnetic field while the camshaft is rotating, which are detected by the Camshaft Position Sensor -G40-.

Special tools and workshop equipment required 

• Multimeter.
• Wiring Diagram.
• Scan Tool.

Test requirements

• Fuses OK.
• Battery voltage OK.
• Switch OFF all electrical and electronic accessories.
• Vehicles with Auto. Transmission, ensure Selector Lever position is in "P".
• Vehicles with Man. Transmission, ensure Shifter Lever position is in "N" with Parking Brake applied.
• Observe all safety precautions: SAFETY PRECAUTIONS .
• View clean working conditions: CLEAN WORKING CONDITIONS .