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TuningBot DTC Database · v4.37.15

P1264 Diagnostic Trouble Code (5 interpretations)

5 manufacturer-specific interpretations across 4 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:FordJeepMazdaVAG

Ford

1 interpretation
P1264
Cylinder #4 High To Low Side Short Ford · engine Data confidence 80%

The control module detected a fault associated with the Cylinder #4 High To Low Side Short 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 short circuit

Jeep

1 interpretation
P1264
Glow Plug #3 Circuit Jeep · ignition Data confidence 62%

The control module detected improper operation of the Glow Plug #3 circuit. This is the manufacturer-specific definition used by Jeep.

Mazda

1 interpretation
P1264
Cylinder #4 High To Low Side Short Mazda · engine Data confidence 62%

The control module detected a fault associated with the Cylinder #4 High To Low Side Short 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.

VAG

2 interpretations
P1264
Injector 2 - control limit exceeded VAG · fuel Data confidence 62%

The control module detected that the monitored Injector 2 - control limit value exceeded the calibrated threshold. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Control period too long
  • wiring
  • injector
Applies to Audi
P1264
PD Unit Injector: Cylinder 2 (N241): Regulation Range Exceeded VAG · fuel Data confidence 80%

The control module detected that the monitored PD Unit Injector: Cylinder 2 (N241): Regulation Range value exceeded the calibrated threshold. This is the manufacturer-specific definition used by Volkswagen. Volkswagen Group tools also report it as fault code 17672. Documented across Volkswagen Group applications (Audi, SEAT and Škoda included).

Symptoms

  • Drivability Issues
  • Reduced Power
  • Rough Engine Running
  • Increased Emission Values

Possible causes

  • Regulation times exceeded
  • Contact resistance

Recommended checks

Check Injectors and Injector Wiring

Applies to Volkswagen

Related and nearby codes

How to read P1264

P

Powertrain: engine, transmission and driveline systems.

1

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

264

Specific fault index within the subsystem.

Frequently asked questions about P1264

What does P1264 mean?

Diagnostic Trouble Code (5 interpretations). The control module detected a fault associated with the Cylinder #4 High To Low Side Short 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.

Is P1264 generic or manufacturer-specific?

P1264 is a manufacturer-specific code. In this database it is documented for: Ford, Jeep, Mazda, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1264 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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