DTC B1D9F-11: Engine Speed Input - Circuit short to ground: Action
NOTE:
This Diagnostic Trouble Code is not related to any infotainment audio functionality or chimes/beeps/warnings
- For additional information, refer to: SPEAKERS Pinpoint test A where the 'Module reporting the fault' is the Audio Amplifier Module (AAM) and the 'Downstream component' is the Powertrain Control Module (PCM). Refer to the appropriate vehicle wiring diagrams
- For the all audio systems the engine speed input signal is connected to the Audio Amplifier Module (AAM)
- Circuit reference - RPM_IN