OBD-II code · Powertrain (generic, extended)

P2D88 Fan 1 Control Module Performance

The fan 1 control module response does not match the calibrated profile. Internal self-tests fail or output drift.

Is it safe to drive with P2D88?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyInternal module fault
  • PossibleOutput stage drift
  • Less likelyModule software outdated, reflash may resolve

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.5–3 h
Emissions test
Usually unaffected
Parts involved
Fan Control Module 1, Wiring Harness, Ecm

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