Typical Malfunction Thresholds
WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.
TYPICAL MALFUNCTION THRESHOLDS - U0073: CONTROL MODULE COMMUNICATION BUS "A" OFF
| CAN controller confirms the bus every 50 milliseconds, then the bus is turned OFF. | 1 count or more |
U0401: INVALID DATA RECEIVED FROM ECM/PCM "A"
| The communication counter does not count up. (Check the communication counter value every 10 milliseconds.) | 50 count |
U0416: INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE
| The communication counter does not count up. (Check the communication counter value every 10 milliseconds.) | 40 count |