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TuningBot DTC Database · v4.37.15

P1155 VAG - Diagnostic Trouble Code (2 interpretations)

Manufacturer-specific interpretation for VAG. All interpretations of P1155

P · PowertrainEngineOBD2

What P1155 means

P1155
Manifold absolute pressure (MAP) sensor - short to positive VAG · engine Data confidence 62%

The control module detected a short circuit to battery voltage in the Manifold absolute pressure (MAP) circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring short to positive
  • MAP sensor
Applies to Audi
P1155
Manifold Abs.Pressure Sensor (G71): Circ. Short to B+ VAG · braking Data confidence 84%

The control module detected a short circuit to battery voltage in the Manifold Abs.Pressure Sensor (G71): Circ. circuit. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17563. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

Limp mode

Possible causes

  • Connection(s) to/from Manifold Abs.Pressure Sensor faulty
  • Manifold Abs.Pressure Sensor (G71) faulty
  • Pipes/hoses not/wrongly attached

Recommended checks

  • Check wiring and connections
  • Check / Replace Manifold Abs.Pressure Sensor (G71)
  • Check pipes and hoses
Applies to Volkswagen

Related and nearby codes

How to read P1155

P

Powertrain: engine, transmission and driveline systems.

1

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

155

Specific fault index within the subsystem.

Frequently asked questions about P1155

What does P1155 mean?

Diagnostic Trouble Code (2 interpretations). The control module detected a short circuit to battery voltage in the Manifold absolute pressure (MAP) circuit. This is the manufacturer-specific definition used by Audi.

Is P1155 generic or manufacturer-specific?

P1155 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 P1155 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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