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TuningBot DTC Database · v4.37.15

P26AD Engine Coolant Bypass Valve B Control Circuit Low

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

P · PowertrainEngineOBD2

What P26AD means

P26AD
Engine Coolant Bypass Valve B Control Circuit Low Generic · engine Data confidence 65%

The control module detected that the signal in the Engine Coolant Bypass Valve B Control circuit stayed below the expected operating range.

Related and nearby codes

How to read P26AD

P

Powertrain: engine, transmission and driveline systems.

2

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

6AD

Specific fault index within the subsystem.

Frequently asked questions about P26AD

What does P26AD mean?

Engine Coolant Bypass Valve B Control Circuit Low. The control module detected that the signal in the Engine Coolant Bypass Valve B Control circuit stayed below the expected operating range.

Is P26AD generic or manufacturer-specific?

P26AD is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P26AD at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. 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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