TuningBot DTC Database · v4.37.14
4 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.
ChryslerThe control module detected a fault associated with the Engine control relay circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.
FordThe control module detected that the signal in the Glow Plug circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Ford.
VAGThe control module's internal test reported the Engine control module (ECM) 2 as faulty. This is the manufacturer-specific definition used by Audi.
ECM
The control module's internal test reported the Engine Control Module 2 as faulty. This is the manufacturer-specific definition used by Volkswagen.
Powertrain: engine, transmission and driveline systems.
Manufacturer-defined range: the meaning can differ between brands.
Specific fault index within the subsystem.
Diagnostic Trouble Code (4 interpretations). The control module detected a fault associated with the Engine control relay circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Chrysler.
P1389 is a manufacturer-specific code. In this database it is documented for: Chrysler, Ford, VAG. The same number can mean something different on other brands.
If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.
Understand the system behind this code: Diagnostic Strategy and DTC Logic
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