The control module determined that the Engine Coolant Pump Performance/ did not change state as commanded and appears stuck.
TuningBot DTC Database · v4.37.14
P26CB Engine Coolant Pump Performance/Stuck Off
Generic (OBD-II) interpretation in the TuningBot DTC database.
What P26CB means
Related and nearby codes
How to read P26CB
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Frequently asked questions about P26CB
What does P26CB mean?
Engine Coolant Pump Performance/Stuck Off. The control module determined that the Engine Coolant Pump Performance/ did not change state as commanded and appears stuck.
Is P26CB generic or manufacturer-specific?
P26CB is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.
Can TuningBot remove P26CB at file level?
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Other file services
Understand the system behind this code: Diagnostic Strategy and DTC Logic
