P1678CAN network: no valid data from the body computer (BCM)
- Suzuki code · Engine
- How the car detects it
- The engine computer isn't receiving valid messages from the body computer (BCM) over the CAN network.
- Likely causes
- PossibleCAN wiring to the body computer (BCM)
- RareThe body computer (BCM)
- Sources
- manualslib.com › Suzuki-Swift-Sport-2008.html
- manualslib.com › Suzuki-Grand-Vitara-Jb416.html
- manualslib.com › Suzuki-Grand-Vitara-Jb416.html
Backed by at least two independent sources.
From Obdaryn's Suzuki pack, exactly as the app shows it, with the public sources above. Guidance only; confirm with a workshop.