DTC U0028 Acura
F-CAN Communication Circuit Error (F-CAN Bus OFF)
F-CAN Communication Circuit Error (F-CAN Bus OFF)
Description
When the powertrain control module (PCM) does not receive the signals via the CAN lines for a set time or more, the PCM detects a malfunction. The PCM does not receive any signals for at least 1 second. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.
Cause and Solution
PCM needs to be updated with the latest software
Video Guide
Diagnostic Info
- DTC Code: U0028
- Brand: Acura