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P0A36

Generator Temperature Sensor Circuit

The ECM detects a circuit fault on the generator temperature sensor. Reading cannot be used reliably for control.

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

Common causes

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

  • Sensor failedCommon
  • Wiring or connector faultPossible

Parts involved

  • Generator Temp Sensor
  • Wiring Harness
  • Hybrid Control Module

P0A36 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.