OBD-II code · Powertrain (generic)
P0AB7 Engine Mount B Control Circuit Low
The active engine mount B control circuit reports a control circuit low condition. Vibration damping cannot be modulated.
Is it safe to drive with P0AB7?
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 ground
- PossibleActuator internal short
- Less likelyConnector pins corroded - high contact resistance
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Engine Mount B, Wiring Harness, Ecm
Related codes
- P0A15Engine Mount A Control Circuit Low
- P0AB4Hybrid/EV Battery Pack Air Temperature Sensor B Circuit High
- P0AB5Hybrid/EV Battery Pack Air Temperature Sensor B Circuit Intermittent/Erratic
- P0AB6Engine Mount B Control Circuit/Open
- P0AB8Engine Mount B Control Circuit High
- P0AB9Hybrid/EV System Performance
- P0ABAHybrid/EV Battery Pack Voltage Sense A Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.