OBD-II code · Powertrain (generic, extended)

P2D28 Cold Start Propulsion Torque Performance

During cold start, the propulsion torque output does not match the calibrated cold-start torque profile. Cold engine response, hybrid blend, or torque modelling deviates from expected.

Is it safe to drive with P2D28?

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

Common causes

  • Most likelyIncreased cold-engine drag torque
  • PossibleHybrid blend strategy off-target

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–4 h
Emissions test
Likely to fail
After the fix
A drive cycle is needed before the light stays off
Parts involved
Ecm, Engine, Hybrid Drivetrain

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