OBD-II code · Powertrain (generic, extended)

P25D8 Fuel Level Sensor C Performance

The third fuel level sensor reading does not change as expected with consumption or refuelling. Float may be sticking, or the resistor track has localised wear.

Is it safe to drive with P25D8?

Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.

Common causes

  • Most likelyFloat arm stuck on baffle or fuel pump module
  • PossibleWorn spot on the resistor track at common fill level

Repair at a glance

Difficulty
Hard
DIY friendly
Often, with basic tools
Typical labour
1.5–4 h
Emissions test
Usually unaffected
Parts involved
Fuel Level Sensor C, Fuel Tank

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