OBD-II code · Powertrain (generic, extended)
P2D48 Hybrid/EV Battery Pack D Over Temperature
The BMS detects that battery pack subsection D is operating above the safe temperature threshold. Cell-level cooling or pack thermal management is compromised on this section.
Is it safe to drive with P2D48?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyCoolant flow to this section reduced
- PossibleCell imbalance causes local heating
- Less likelyGround point with elevated resistance
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 3–16 h
- Emissions test
- Usually unaffected
- Parts involved
- Hybrid Battery Pack D, Battery Thermal Management
Related codes
- P2D46Hybrid/EV Battery Pack B Over Temperature
- P2D47Hybrid/EV Battery Pack C Over Temperature
- P2D49Hybrid/EV Battery Pack E Over Temperature
- P2D4AHybrid/EV Battery Pack F Over Temperature
- P2D4BHybrid/EV Battery Pack G Over Temperature
- P2D4CHybrid/EV Battery Pack H Over Temperature
- P2D4DHybrid/EV Battery Pack I Over Temperature
- P2D4EHybrid/EV Battery Pack J Over Temperature
- P2D4FHybrid/EV Battery Pack K Over Temperature
- P2D50Hybrid/EV Battery Pack L Over Temperature
- P2D45Reductant Temperature Too Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.