OBD-II code · Chassis

C0628 Variable Effort Steering Module Performance

VES control module reports an internal performance fault.

Is it safe to drive with C0628?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyModule internal fault
  • Less likelyModule software outdated, reflash may resolve
  • Less likelySupply voltage outside specification

Symptoms

  • ABS warning light on
  • ESC/stability control deactivated
  • Possible reduced brake assist
  • Speedometer may behave erratically

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
1–5 h
Emissions test
Usually unaffected
After the fix
A drive cycle is needed before the light stays off
Parts involved
Ves Module

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.