OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Chassis generic / SAE

C0510

Hill Hold Function Disabled

The brake or stability control module has disabled the hill hold (auto-hold) function due to a related fault. Hill start assist is unavailable until the underlying fault is repaired.

SystemChassis
Typegeneric / SAE
GroupC0
Range / number5 / 10

Possible causes

  • Related fault disables hill hold high
  • Communication bus fault to brake systems medium

Symptoms

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

Inspection / repair

  • Difficulty: medium
  • DIY: shop recommended
  • Estimated cost: 50–1000 €
  • Estimated time: 0.3–3 h
  • Component: brake control module
  • Component: esp control module
  • Component: epb module

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication