DTC U0401:68 [Instrument Cluster]: Notes
WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION AND POSSIBLE CAUSE
| DESCRIPTION |
Signal error from PCM |
| DETECTION CONDITION |
Correct data cannot be received from PCM |
| POSSIBLE CAUSE |
- PCM malfunction
- Instrument cluster malfunction
|