Powertrain Definition only Lights the check engine lamp

P276E: Electric/Auxiliary Transmission Fluid Pump B Motor Current Low

Standardized SAE J2012 code · P27xx — Transmission

What does P276E mean?

The measured current of the second auxiliary transmission fluid pump motor is below the lower threshold. Pump may be free-spinning or motor partially open.

The code tells you which monitor failed, not which part is broken. Test before replacing parts.

Symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Common causes

  • High Partial winding open in motor
  • Medium Pump impeller decoupled from motor shaft

Likelihood is a general estimate across vehicles; your make and model may differ.

Add your car to see reports of P276E on the same make and model first.

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