OBD-II code · Powertrain (generic)

P0AD5 Hybrid/EV Battery Pack Air Flow Valve A Control Circuit/Open

The HV battery pack air flow valve A reports a control circuit/open condition. Air routing for thermal management is impaired.

Is it safe to drive with P0AD5?

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

Common causes

  • Most likelyOpen in valve control wire
  • PossibleOpen valve actuator
  • Less likelyPin pushed back out of connector body

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
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Hv Battery Air Flow Valve A, Wiring Harness, Bms

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