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TuningBot DTC Database · v4.37.14

P1294 Diagnostic Trouble Code (7 interpretations)

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

P · PowertrainEngineOBD2

Chevrolet

1 interpretation
P1294
Fuel injection control module - circuit malfunction bank 2 Chevrolet · engine Data confidence 62%

The control module detected improper operation of the Fuel injection control module circuit. This is the manufacturer-specific definition used by Chevrolet.

Possible causes

Fuel injection control module

Chrysler

1 interpretation
P1294
Idle speed control (ISC) system - rpm lower/ higher than expected Chrysler · engine Data confidence 62%

The control module detected that the Idle speed control (ISC) system - rpm lower/ value was higher than expected for the current conditions. This is the manufacturer-specific definition used by Chrysler.

Possible causes

  • Wiring
  • air leak
  • throttle valve tight/sticking
  • lAC valve

Ford

1 interpretation
P1294
High Side Open Bank No. 2 Ford · engine Data confidence 80%

The control module detected a fault associated with the High Side Open Bank No. 2 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

  • High side open circuit
  • injector(s)
  • injector control module

PSA

2 interpretations
P1294
Petrol high pressure regulation fault : Fuel pressure too high ( level 1) PSA · fuel Data confidence 72%

The control module detected that the Petrol high pressure regulation fault was above its expected limit. Documented for the Bosch MED 17.4.x engine ECU (EP6 THP family) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Bosch MED 17.4.x engine ECU (EP6 THP family)
P1294
Fuel circuit : Critical maximum rail pressure exceeded at certain points PSA · fuel Data confidence 72%

The control module detected the fault condition "Critical maximum rail pressure exceeded at certain points" for the Fuel circuit. Documented for the Continental SID 807 injection ECU (DV6C 1.6 HDi) on Peugeot applications; the same PSA control units are also fitted to Citroën models.

Applies to Peugeot Continental SID 807 injection ECU (DV6C 1.6 HDi)

VAG

2 interpretations
P1294
Engine coolant thermostat - short to ground VAG · thermal_management Data confidence 62%

The control module detected a short circuit to ground in the Engine coolant thermostat circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring short to ground
  • engine coolant thermostat
Applies to Audi
P1294
Engine coolant thermostat - short to ground VAG · thermal_management Data confidence 62%

The control module detected a short circuit to ground in the Engine coolant thermostat circuit. This is the manufacturer-specific definition used by Volkswagen.

Possible causes

  • Wiring short to ground
  • engine coolant thermostat
Applies to Volkswagen

Related and nearby codes

How to read P1294

P

Powertrain: engine, transmission and driveline systems.

1

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

294

Specific fault index within the subsystem.

Frequently asked questions about P1294

What does P1294 mean?

Diagnostic Trouble Code (7 interpretations). The control module detected improper operation of the Fuel injection control module circuit. This is the manufacturer-specific definition used by Chevrolet.

Is P1294 generic or manufacturer-specific?

P1294 is a manufacturer-specific code. In this database it is documented for: Chevrolet, Chrysler, Ford, PSA, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1294 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 →

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