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TuningBot DTC Database · v4.37.15

P1919 Mazda - Engine Coolant Temperature Signal

Manufacturer-specific interpretation for Mazda. All interpretations of P1919

P · PowertrainThermal_managementOBD2

What P1919 means

P1919
Engine Coolant Temperature Signal Mazda · thermal_management Data confidence 62%

The control module detected a fault associated with the Engine Coolant Temperature Signal circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Related and nearby codes

How to read P1919

P

Powertrain: engine, transmission and driveline systems.

1

Manufacturer-defined range: the meaning can differ between brands.

919

Specific fault index within the subsystem.

Frequently asked questions about P1919

What does P1919 mean?

Engine Coolant Temperature Signal. The control module detected a fault associated with the Engine Coolant Temperature Signal circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Is P1919 generic or manufacturer-specific?

P1919 is a manufacturer-specific code. In this database it is documented for: Mazda. The same number can mean something different on other brands.

Can TuningBot remove P1919 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

ECU tuningStage 1 dyno results for Mazda engines See the results →

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