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TuningBot DTC Database · v4.37.15

P1066 Diagnostic Trouble Code (3 interpretations)

3 manufacturer-specific interpretations across 2 manufacturers in the TuningBot DTC database.

P · PowertrainEngineOBD2
Brand pages:DodgeVAG

Dodge

1 interpretation
P1066
AIR pump relay - circuit low Dodge · engine Data confidence 62%

The control module detected that the signal in the AIR pump relay circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • connectors
  • AIR pump relay
  • ECM

VAG

2 interpretations
P1066
Intake manifold air control solenoid - short to positive VAG · engine Data confidence 62%

The control module detected a short circuit to battery voltage in the Intake manifold air control solenoid circuit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Wiring short to positive
  • intake manifold air control solenoid
Applies to Audi
P1066
Intake manifold air control solenoid - short to positive VAG · engine Data confidence 62%

The control module detected a short circuit to battery voltage in the Intake manifold air control solenoid circuit. This is the manufacturer-specific definition used by Volkswagen.

Possible causes

  • Wiring short to positive
  • intake manifold air control solenoid
Applies to Volkswagen

Related and nearby codes

How to read P1066

P

Powertrain: engine, transmission and driveline systems.

1

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

066

Specific fault index within the subsystem.

Frequently asked questions about P1066

What does P1066 mean?

Diagnostic Trouble Code (3 interpretations). The control module detected that the signal in the AIR pump relay circuit stayed below the expected operating range. This is the manufacturer-specific definition used by Dodge.

Is P1066 generic or manufacturer-specific?

P1066 is a manufacturer-specific code. In this database it is documented for: Dodge, VAG. The same number can mean something different on other brands.

Can TuningBot remove P1066 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

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