How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask DR.Cummins Your Own Question
Category: Heavy Equipment
Satisfied Customers: 3653
Experience:  16 Years working on Cummins Diesel engines,
Type Your Heavy Equipment Question Here...
DR.Cummins is online now
A new question is answered every 9 seconds

check engine light comes on my 2009 kenworth..isx

Customer Question

check engine light comes on my 2009 kenworth it has a isx cummings engine and a code said gas temp 3 what does it refer to
Submitted: 5 years ago.
Category: Heavy Equipment
Expert:  DR.Cummins replied 5 years ago.
Hello and welcome to Just Answer! I would be more than happy to assist you today.May I have the engine serial number.
Customer: replied 5 years ago.
dont have s n but it was built in 2007 and is in a 2009 kenworth 500 horse
Expert:  DR.Cummins replied 5 years ago.
Ok this code is for the exhaust gas temp sensor in the located inthe front of the exhaust manifold. There could be a failed sensor or plugging in the pressure tube right next to the sensor, if you have a dpf on the unit make sure you can regen as this may cause the regen not to happen .