How to check the DTCs of a Cummins Engine?

To check the DTCs of the electronic fuel supply system and the engine protection system, turn the diagnostic key to the OFF position and the diagnostic switch to the ON position. Turn the car key to the ON position. If there are no active DTCs recorded, the yellow and red indicators will not appear.

What does maintenance lamp mean on Cummins Engine?

It indicates the need to turn off the engine at the earliest opportunity and leave it turned off until the fault is rectified. The MAINTENANCE lamp does not indicate an error; it simply notes some technical aspects: water in the fuel filter, low coolant level, high coolant temperature, high air temperature or high oil temperature.

What happens when there is a trouble code on a Cummins Engine?

If there are active trouble codes recorded, flashing lights immediately appear. The numbers of the fault codes flash in the following sequence: the warning signal (yellow) flashes first, highlighting the digit of the fault code. There is a short, 1- or 2-second pause, then the “Stop” signal (red) starts flashing.

What does a yellow warning light on a Cummins Engine mean?

A yellow warning light (WARNING) indicates the need to repair the malfunction as soon as possible. Red color (STOP) must be understood as a stop signal. It indicates the need to turn off the engine at the earliest opportunity and leave it turned off until the fault is rectified.

How to calibrate a Cummins ECM repair and ECM?

Below is a step-by-step guide for downloading Cummins ECM calibrations. Open a web browser and navigate to quickserve.cummins.com. Login and click on the “Service” tab. Click on the “Related Information” tab. Proceed to the “Calibration Downloads” link. The calibration download screen will populate. Click on the pull-down menu for calibration type.

How to update ECM calibration for fault code updates?

Troubleshooting directs an ECM calibration for fault code updates. The selection tool is used and new calibration code (EF101**) is installed. The calibration and the SCR remain compatible. How it is paid: 2. Unit comes in with old style (no dimple) SCR, the updated calibration code (EF101**), and fault code 3582.

How to find the ECM code for a module?

A: The ESN must match the ECM calibration code family/type. For example, if the ESN is for an ISX CM871 but the ECM Code requested is for an ISB CM2150, this message would appear. Please verify the ESN and ECM Code. Note: Enter the ECM calibration code without the ECM Code Revision. Q: My module is ROM booted, how can I find the ECM Code?

How to check the DTCs of a Cummins Engine?