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TuningBot DTC Database · v4.37.15

P0233 Fuel Pump Secondary Circuit Intermittent

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

P · PowertrainFuelOBD2

What P0233 means

P0233
Fuel Pump Secondary Circuit Intermittent Generic · fuel Data confidence 90%

The control module detected an unstable or intermittent signal in the Fuel Pump Secondary circuit.

Possible causes

  • Wiring
  • poor connection
  • fuel pump relay
  • ECM

Related and nearby codes

How to read P0233

P

Powertrain: engine, transmission and driveline systems.

0

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

233

Specific fault index within the subsystem.

Frequently asked questions about P0233

What does P0233 mean?

Fuel Pump Secondary Circuit Intermittent. The control module detected an unstable or intermittent signal in the Fuel Pump Secondary circuit.

Is P0233 generic or manufacturer-specific?

P0233 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0233 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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