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TuningBot DTC Database · v4.37.15

P1448 VAG - Catalyst Temperature Sensor 2 Circuit Short to Ground

Manufacturer-specific interpretation for VAG. All interpretations of P1448

P · PowertrainEmissionsOBD2

What P1448 means

P1448
Catalyst Temperature Sensor 2 Circuit Short to Ground VAG · emissions Data confidence 62%

The control module detected a short circuit to ground in the Catalyst Temperature Sensor 2 circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring short to ground
  • temperature sensor
  • ECM
Applies to Audi
P1448
Catalyst Temperature Sensor 2 Circuit Short to Ground VAG · emissions Data confidence 80%

The control module detected a short circuit to ground in the Catalyst Temperature Sensor 2 circuit. This is the manufacturer-specific definition used by Volkswagen.

Applies to Volkswagen

Related and nearby codes

How to read P1448

P

Powertrain: engine, transmission and driveline systems.

1

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

448

Specific fault index within the subsystem.

Frequently asked questions about P1448

What does P1448 mean?

Catalyst Temperature Sensor 2 Circuit Short to Ground. The control module detected a short circuit to ground in the Catalyst Temperature Sensor 2 circuit. This is the manufacturer-specific definition used by Audi.

Is P1448 generic or manufacturer-specific?

P1448 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 P1448 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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