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P2E88

Proximity Detection Circuit B Range/Performance

The proximity detection circuit B (SAE J1772 PD signal) reports a range/performance condition. Charging cable plug detection is impaired.

  • Check engine light: Yes
  • Emissions related: No
  • Repair difficulty: medium

Common causes

Ordered by how often each turns out to be the cause.

  • Charge inlet contacts dirtyCommon
  • Wiring faultPossible
  • Sensor element aged beyond calibration windowLess likely

Parts involved

  • Proximity Detection B
  • Charge Inlet B
  • Bms

P2E88 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.