OBD-II code · Powertrain (generic, extended)

P276D Electric/Auxiliary Transmission Fluid Pump B Motor Current

A general fault in the motor current measurement of the second auxiliary transmission fluid pump.

Is it safe to drive with P276D?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • PossibleCurrent shunt resistor drift
  • PossibleHigh-resistance contact in motor circuit

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

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–3.5 h
Emissions test
Usually unaffected
Parts involved
Aux Trans Pump B, Current Sensor

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