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TuningBot DTC Database · v4.37.15

P1276 Diagnostic Trouble Code (8 interpretations)

8 manufacturer-specific interpretations across 8 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2

Chevrolet

1 interpretation
P1276
Accelerator pedal position (APP) sensor 1 rangeperformance Chevrolet · engine Data confidence 80%

The control module judged the Accelerator pedal position (APP) sensor 1 behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chevrolet.

Possible causes

  • Wiring
  • APP sensor
  • ECM

Chrysler

1 interpretation
P1276
Accelerator Pedal Position (APP) Sensor 1 Performance Chrysler · engine Data confidence 62%

The control module judged the Accelerator Pedal Position (APP) Sensor 1 behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chrysler.

Recommended checks

  • Perform a full module scan
  • Review freeze-frame and occurrence data
  • Compare commanded and measured values
  • Check applicable OEM service information

Ford

1 interpretation
P1276
Cylinder #6 High To Low Side Open Ford · engine Data confidence 80%

The control module detected a fault associated with the Cylinder #6 High To Low Side Open circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Ford.

Possible causes

Wiring open circuit

Lexus

1 interpretation
P1276
Injector 2, cylinder 1 - circuit malfunction Lexus · fuel Data confidence 62%

The control module detected improper operation of the Injector 2, cylinder 1 circuit. This is the manufacturer-specific definition used by Lexus.

Possible causes

  • Wiring
  • fuse
  • injector
  • ECM

Mazda

1 interpretation
P1276
Cylinder #6 High To Low Side Open Mazda · engine Data confidence 62%

The control module detected a fault associated with the Cylinder #6 High To Low Side Open circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Mazda.

Nissan

1 interpretation
P1276
Heated oxygen sensor (HO2S), bank 1 - activity Nissan · emissions Data confidence 62%

The control module detected a fault associated with the Heated oxygen sensor (HO2S), bank 1 - activity circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Nissan.

Possible causes

  • Wiring
  • H025

Porsche

1 interpretation
P1276
Oxygen Sensor Aging Ahead of Three Way Catalytic Converter Porsche · emissions Data confidence 62%

The control module detected a fault associated with the Oxygen Sensor Aging Ahead of Three Way Catalytic Converter circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Porsche.

Toyota

1 interpretation
P1276
Port Injector Circuit Number 1 Toyota · fuel Data confidence 62%

The control module detected a fault associated with the Port Injector Circuit Number 1 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Toyota.

Related and nearby codes

How to read P1276

P

Powertrain: engine, transmission and driveline systems.

1

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

276

Specific fault index within the subsystem.

Frequently asked questions about P1276

What does P1276 mean?

Diagnostic Trouble Code (8 interpretations). The control module judged the Accelerator pedal position (APP) sensor 1 behaviour implausible for the current operating conditions. This is the manufacturer-specific definition used by Chevrolet.

Is P1276 generic or manufacturer-specific?

P1276 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Chrysler, Ford, Lexus, Mazda, Nissan, Porsche, Toyota. The same number can mean something different on other brands.

Can TuningBot remove P1276 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 tuningDyno-tested results by model and engine See the results →

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