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TuningBot DTC Database · v4.37.15

P1115 Chevrolet - Engine coolant temperature (ECT) sensor voltage high, intermittent

Manufacturer-specific interpretation for Chevrolet. All interpretations of P1115

P · PowertrainThermal_managementOBD2

What P1115 means

P1115
Engine coolant temperature (ECT) sensor voltage high, intermittent Chevrolet · thermal_management Data confidence 80%

The control module detected that the Engine coolant temperature (ECT) voltage stayed above the expected range. This is the manufacturer-specific definition used by Chevrolet.

Possible causes

  • Wiring open circuit/short to positive
  • poor connections

Related and nearby codes

How to read P1115

P

Powertrain: engine, transmission and driveline systems.

1

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

115

Specific fault index within the subsystem.

Frequently asked questions about P1115

What does P1115 mean?

Engine coolant temperature (ECT) sensor voltage high, intermittent. The control module detected that the Engine coolant temperature (ECT) voltage stayed above the expected range. This is the manufacturer-specific definition used by Chevrolet.

Is P1115 generic or manufacturer-specific?

P1115 is a manufacturer-specific code. In this database it is documented for: Chevrolet. The same number can mean something different on other brands.

Can TuningBot remove P1115 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 Chevrolet engines See the results →

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