OBD-II code · Powertrain (generic, extended)
P2E48 Hybrid/EV Electronics Coolant Pump B Overspeed
Hybrid/EV electronics coolant pump B reports a overspeed condition. Power electronics cooling on this branch is impaired.
Is it safe to drive with P2E48?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyPump motor or driver fault
- PossibleAir or coolant level issue
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 2–6 h
- Emissions test
- Usually unaffected
- Parts involved
- Hybrid Electronics Coolant Pump B, Power Electronics Coolant Loop
Related codes
- P2C67Hybrid/EV Electronics Coolant Pump A Overspeed
- P2E7AHybrid/EV Electronics Coolant Pump C Overspeed
- P2E45Hybrid/EV Electronics Coolant Pump B Enable Circuit
- P2E46Hybrid/EV Electronics Coolant Pump B Overspeed - Dry Run
- P2E47Hybrid/EV Electronics Coolant Pump B Underspeed
- P2E49Hybrid/EV Electronics Coolant Pump B Stuck/Stalled
- P2E4ABattery Charger Coupler Temperature Sensor C Circuit
- P2E4BBattery Charger Coupler Temperature Sensor C Circuit Range/Performance
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.