OBD-II code · Powertrain (generic, extended)

P258D Vacuum Pump Control Circuit A High

The vacuum pump control circuit reads stuck high — short to battery voltage or open coil/return. The driver cannot pull the line low to start the pump.

Is it safe to drive with P258D?

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

Common causes

  • Most likelyControl wire shorted to battery voltage
  • PossibleOpen pump motor winding

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–2.5 h
Emissions test
Usually unaffected
Parts involved
Vacuum Pump, Wiring Harness

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