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TuningBot DTC Database · v4.37.15

P1290 VAG - Engine coolant temperature (ECT) sensor, ECM controlled cooling system - high input

Manufacturer-specific interpretation for VAG. All interpretations of P1290

P · PowertrainThermal_managementOBD2

What P1290 means

P1290
Engine coolant temperature (ECT) sensor, ECM controlled cooling system - high input VAG · thermal_management Data confidence 62%

The control module detected that the Engine coolant temperature (ECT) sensor, ECM controlled cooling system signal stayed above the expected range. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring
  • ECT sensor
Applies to Audi
P1290
Engine coolant temperature (ECT) sensor, ECM controlled cooling system - high input VAG · thermal_management Data confidence 62%

The control module detected that the Engine coolant temperature (ECT) sensor, ECM controlled cooling system signal stayed above the expected range. This is the manufacturer-specific definition used by Volkswagen.

Possible causes

  • Wiring
  • ECT sensor
Applies to Volkswagen

Related and nearby codes

How to read P1290

P

Powertrain: engine, transmission and driveline systems.

1

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

290

Specific fault index within the subsystem.

Frequently asked questions about P1290

What does P1290 mean?

Engine coolant temperature (ECT) sensor, ECM controlled cooling system - high input. The control module detected that the Engine coolant temperature (ECT) sensor, ECM controlled cooling system signal stayed above the expected range. This is the manufacturer-specific definition used by Audi.

Is P1290 generic or manufacturer-specific?

P1290 is a manufacturer-specific code. In this database it is documented for: VAG. The same number can mean something different on other brands.

Can TuningBot remove P1290 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 VAG engines See the results →

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