ECU hardware memory failure
â–¶ How to fix
Replace ECU.
What you'll see
• CUV will stop sending CAN messages and will set discrete outputs in fail safe modes
System reaction
Amber Visibility warning CUV in fail-safe mode
Diagnostic depth
Detection
Fault detected in internal memory of the ECU. The following memory types are checked for faults: • program flash • calibration flash • internal RAM • external RAM • EEprom emulated in flash • ETPU memory • Stack memory
Possible cause
ECU hardware failure