601
Thermo King
Warning

Check Camshaft Speed Sensor

Fault in the camshaft position sensor signal.

Possible causes

  • Defective sensor
  • Timing gear misalignment
  • Corroded sensor connector

Recommended actions

  • Visually inspect sensor and wiring
  • Check signal with an oscilloscope if possible
  • Clean connector contacts

Can't find your code? Talk to an expert

$150

One-on-one phone session with a Low Temp refrigeration tech. Emergency temporary assistance only.

Have a question? Ask the community

Thousands of refrigeration mechanics read and answer for free. Post your case in under 1 minute.

Need a professional diagnosis?

Low Temp Service — refrigeration experts in Florida.

Contact us