OBD-II code · Chassis

C0750 Cruise Control Brake Switch

The cruise control or chassis module has detected an implausible signal from the dedicated cruise control brake switch. This switch is independent from the stop lamp switch and disengages cruise control when the driver brakes.

Is it safe to drive with C0750?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyCruise control brake switch failed or misadjusted
  • PossibleWiring or connector fault
  • Less likelyInternal cruise control module fault

Symptoms

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

Repair at a glance

Difficulty
Easy
DIY friendly
Often, with basic tools
Typical labour
0.3–1.5 h
Emissions test
Usually unaffected
Parts involved
Cruise Brake Switch, Cruise Control Module, Brake Pedal Assembly

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