Hours: 07–23 daily

TuningBot DTC Database · v4.37.14

P1439 Diagnostic Trouble Code (3 interpretations)

3 manufacturer-specific interpretations across 3 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:HondaMazdaVAG

Honda

1 interpretation
P1439
Motor driver module - short circuit Honda · engine Data confidence 62%

The control module detected improper operation of the Motor driver module - short circuit. This is the manufacturer-specific definition used by Honda.

Possible causes

  • Wiring
  • motor power inverter module

Mazda

1 interpretation
P1439
Floor Temp Switch Circuit Mazda · engine Data confidence 62%

The control module detected improper operation of the Floor Temp Switch circuit. This is the manufacturer-specific definition used by Mazda.

VAG

1 interpretation
P1439
Exhaust gas recirculation (EGR) valve position sensor - basic setting VAG · emissions Data confidence 62%

The control module detected a fault associated with the Exhaust gas recirculation (EGR) valve position sensor - basic setting circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Basic setting not carried out
  • EGR system
Applies to Audi

Related and nearby codes

How to read P1439

P

Powertrain: engine, transmission and driveline systems.

1

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

439

Specific fault index within the subsystem.

Frequently asked questions about P1439

What does P1439 mean?

Diagnostic Trouble Code (3 interpretations). The control module detected improper operation of the Motor driver module - short circuit. This is the manufacturer-specific definition used by Honda.

Is P1439 generic or manufacturer-specific?

P1439 is a manufacturer-specific code. In this database it is documented for: Honda, Mazda, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1439 at file level?

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.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

← Search the full DTC database