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TuningBot DTC Database · v4.37.14

P2266 Water in Fuel Sensor A Circuit Low

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P2266 means

P2266
Water in Fuel Sensor A Circuit Low Generic · engine Data confidence 85%

The control module detected that the signal in the Water in Fuel Sensor A circuit stayed below the expected operating range.

Possible causes

  • Wiring short to ground
  • fuel/water separator sensor

Related and nearby codes

How to read P2266

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

266

Specific fault index within the subsystem.

Frequently asked questions about P2266

What does P2266 mean?

Water in Fuel Sensor A Circuit Low. The control module detected that the signal in the Water in Fuel Sensor A circuit stayed below the expected operating range.

Is P2266 generic or manufacturer-specific?

P2266 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2266 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

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