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TuningBot DTC Database · v4.37.15

P1029 Diagnostic Trouble Code (3 interpretations)

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

P · PowertrainIgnitionOBD2
Brand pages:DodgeVAG

Dodge

1 interpretation
P1029
Ignition coil, 2 - secondary circuit high Dodge · ignition Data confidence 62%

The control module detected that the signal in the Ignition coil, 2 - secondary circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Dodge.

Possible causes

  • Wiring
  • connectors
  • ignition coil 2
  • spark plug
  • ECM

VAG

2 interpretations
P1029
Intake manifold air control valve position sensor - upper limit not reached VAG · engine Data confidence 62%

The control module detected that the Intake manifold air control valve position value was above the expected limit. This is the manufacturer-specific definition used by Audi.

Possible causes

  • Air control flap tight/sticking
  • hose connection(s)
  • intake manifold air control actuator
Applies to Audi
P1029
Intake manifold air control valve position sensor - upper limit not reached VAG · engine Data confidence 62%

The control module detected that the Intake manifold air control valve position value was above the expected limit. This is the manufacturer-specific definition used by Volkswagen.

Possible causes

  • Air control flap tight/sticking
  • hose connection(s)
  • intake manifold air control actuator
Applies to Volkswagen

Related and nearby codes

How to read P1029

P

Powertrain: engine, transmission and driveline systems.

1

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

029

Specific fault index within the subsystem.

Frequently asked questions about P1029

What does P1029 mean?

Diagnostic Trouble Code (3 interpretations). The control module detected that the signal in the Ignition coil, 2 - secondary circuit stayed above the expected operating range. This is the manufacturer-specific definition used by Dodge.

Is P1029 generic or manufacturer-specific?

P1029 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 P1029 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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