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TuningBot DTC Database · v4.37.15

P1779 Ford - Transmission Control Indicator Lamp Circuit Malfunction

Manufacturer-specific interpretation for Ford. All interpretations of P1779

P · PowertrainTransmissionOBD2

What P1779 means

P1779
Transmission Control Indicator Lamp Circuit Malfunction Ford · transmission Data confidence 80%

The control module detected improper operation of the Transmission Control Indicator Lamp circuit. This is the manufacturer-specific definition used by Ford.

Related and nearby codes

How to read P1779

P

Powertrain: engine, transmission and driveline systems.

1

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

779

Specific fault index within the subsystem.

Frequently asked questions about P1779

What does P1779 mean?

Transmission Control Indicator Lamp Circuit Malfunction. The control module detected improper operation of the Transmission Control Indicator Lamp circuit. This is the manufacturer-specific definition used by Ford.

Is P1779 generic or manufacturer-specific?

P1779 is a manufacturer-specific code. In this database it is documented for: Ford. The same number can mean something different on other brands.

Can TuningBot remove P1779 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 Ford engines See the results →

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