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TuningBot DTC Database · v4.37.15

P340C Deactivation/Exhaust Valve Control Circuit Bank 1

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P340C means

P340C
Deactivation/Exhaust Valve Control Circuit Bank 1 Generic · engine Data confidence 65%

The control module detected a fault associated with the Deactivation/Exhaust Valve Control Circuit Bank 1 circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P340C

P

Powertrain: engine, transmission and driveline systems.

3

Generic SAE-standard code: same meaning on every make.

40C

Specific fault index within the subsystem.

Frequently asked questions about P340C

What does P340C mean?

Deactivation/Exhaust Valve Control Circuit Bank 1. The control module detected a fault associated with the Deactivation/Exhaust Valve Control Circuit Bank 1 circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P340C generic or manufacturer-specific?

P340C is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P340C 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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