OBD-II code · Powertrain (generic, extended)
P2CC9 Coolant Pump Speed Sensor Range/Performance
The ECM detects a range/performance fault on the coolant pump speed sensor. Reading cannot be used reliably for control.
Is it safe to drive with P2CC9?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor characteristic drifted
- PossibleSensor mounting displaced
- Less likelySensor element aged beyond calibration window
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
- Coolant Pump Speed Sensor, Wiring Harness, Ecm
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.