What does code P1851 mean on Volkswagen vehicles?
The transmission control module detects missing data bus commands from the ABS control module.
OBD-II Code Volkswagen
P1851 — Volkswagen — Data Bus Drive Missing Command from ABS
The transmission control module detects missing data bus commands from the ABS control module.
Common symptoms
- Traction control malfunction
- drivability issues
Possible causes
- CAN bus communication fault between ABS and drivetrain modules
Initial recommendation
Diagnose ABS system and inspect CAN bus communication.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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