DTC B1D9F-13: Engine speed input - Circuit open: Action
NOTE:
When checking the audio amplifier module crank signal input circuit for open circuit, check the signal directly at the crank signal input connection with the engine on
- Refer to the appropriate system wiring diagrams and check the audio amplifier module crank signal input circuit for open circuit, repair harness as required. Using the Jaguar Landrover approved diagnostic equipment, clear the DTCs and retest
- Using the Jaguar Landrover approved diagnostic equipment, check the power mode sent to the audio amplifier module from the infotainment master controller. If the audio amplifier module power mode is incorrect check the communication between the infotainment master controller and the audio amplifier module
- Using the Jaguar Landrover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new audio amplifier module