Detroit DD15 GHG14 (2014-16) Fault Code: SPN 190 FMI 9 (MCM) Engine Speed Signal Not Available via Controller Area Network

NOTE: Please see the step by step troubleshooting procedures for this specific code.

NOTE: If the engine has had any computer programmed recently it can cause this code. Clear the codes and see if they come back. If they, follow 625-9 to fix.