OBD-II DTC · SAE J2012

P0608

Control Module VSS Output A

CAN / Communication → Depends on cause

What P0608 means

P0608 is a standard SAE J2012 powertrain diagnostic trouble code with the defined meaning: Control Module VSS Output A. This is the OEM-agnostic definition; specific manufacturer interpretation may add detail (subsystem, bank, sensor location) but the core meaning is consistent across all OBD-II compliant vehicles since 1996.

Common symptoms when P0608 is active

Multiple module MILs at once, U-code family lit, intermittent module dropouts (especially after a battery disconnect or coding change).

Can this code be suppressed via ECU tuning?

Whether this code is safe to suppress depends on the underlying cause. Diagnose first, suppress only after confirming the mechanical issue is benign or rectified.

How to remove P0608 with Softechpro V5

Recommended service: DTC OFF (communication branch) — fix wiring first. Step-by-step workflow:

  1. Communication codes often mean a bad CAN line, dead module, or coding mismatch. Fix the bus first.
  2. If a coded-out module legitimately remains absent (e.g. removed AdBlue heater), Softechpro V5 DTC OFF can suppress the U-code referencing the missing module.
  3. Load .bin, select DTC OFF + communication group, save, flash.

Softechpro V5 supports 1,400+ ECU firmwares across Bosch (EDC15, EDC16, EDC17, MD1, MG1, ME7, MED17), Siemens / Continental (SID, SIMOS, EMS), Delphi (DCM, DDC), and Magneti Marelli platforms.

Related codes in the P06xx family

P0600P0601P0602P0603P0604P0605P0606P0607P0609P060AP060BP060C