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TuningBot DTC Database · v4.37.15

P1200 Toyota - Fuel pump (FP) relay/ECM - circuit malfunction

Manufacturer-specific interpretation for Toyota. All interpretations of P1200

P · PowertrainFuelOBD2

What P1200 means

P1200
Fuel pump (FP) relay/ECM - circuit malfunction Toyota · fuel Data confidence 80%

The control module detected improper operation of the Fuel pump (FP) relay/ECM circuit. This is the manufacturer-specific definition used by Toyota.

Possible causes

  • Wiring
  • fuel pump/control module
  • ECM

Related and nearby codes

How to read P1200

P

Powertrain: engine, transmission and driveline systems.

1

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

200

Specific fault index within the subsystem.

Frequently asked questions about P1200

What does P1200 mean?

Fuel pump (FP) relay/ECM - circuit malfunction. The control module detected improper operation of the Fuel pump (FP) relay/ECM circuit. This is the manufacturer-specific definition used by Toyota.

Is P1200 generic or manufacturer-specific?

P1200 is a manufacturer-specific code. In this database it is documented for: Toyota. The same number can mean something different on other brands.

Can TuningBot remove P1200 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

ECU tuningStage 1 dyno results for Toyota engines See the results →

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