OBD-II code · Powertrain (generic, extended)
P25EE Vacuum Pump Control Circuit B / Open
The controller cannot drive the secondary electric vacuum pump (B). Brake servo or HVAC actuators that depend on engine vacuum may not get enough vacuum during low-load operation or with engine off in stop-start mode.
Is it safe to drive with P25EE?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen pump motor winding or worn brushes
- PossibleBroken control wire between ECU and pump
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Vacuum Pump B, Pump Relay, Wiring Harness
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.