OBD-II code · Powertrain (generic, extended)

P2E53 Battery Charger Coupler Temperature D Too High

The coupler D temperature exceeds the safety threshold during charging. Contact resistance increased or charging current too high.

Is it safe to drive with P2E53?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyCoupler contacts oxidised - high resistance
  • PossibleCharging current above coupler rating

Symptoms

  • Charge status indicator shows fault
  • Charging may not start or interrupts
  • Slower-than-expected charge rate

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–4 h
Emissions test
Usually unaffected
Parts involved
Battery Charger Coupler D

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