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TuningBot DTC Database · v4.37.15

P1386 VAG - Engine control module (ECM), knock control - defective

Manufacturer-specific interpretation for VAG. All interpretations of P1386

P · PowertrainEngineOBD2

What P1386 means

P1386
Engine control module (ECM), knock control - defective VAG · engine Data confidence 62%

The control module's internal test reported the Engine control module (ECM), knock control as faulty. This is the manufacturer-specific definition used by Audi.

Possible causes

ECM

Applies to Audi

Related and nearby codes

How to read P1386

P

Powertrain: engine, transmission and driveline systems.

1

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

386

Specific fault index within the subsystem.

Frequently asked questions about P1386

What does P1386 mean?

Engine control module (ECM), knock control - defective. The control module's internal test reported the Engine control module (ECM), knock control as faulty. This is the manufacturer-specific definition used by Audi.

Is P1386 generic or manufacturer-specific?

P1386 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 P1386 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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