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TuningBot DTC Database · v4.37.15

P1691 Dodge - Fuel Injection Pump Controller Calibration Error

Manufacturer-specific interpretation for Dodge. All interpretations of P1691

P · PowertrainEngineOBD2

What P1691 means

P1691
Fuel Injection Pump Controller Calibration Error Dodge · engine Data confidence 80%

The control module registered the fault condition described as "Fuel Injection Pump Controller Calibration Error". This is the manufacturer-specific definition used by Dodge.

Related and nearby codes

How to read P1691

P

Powertrain: engine, transmission and driveline systems.

1

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

691

Specific fault index within the subsystem.

Frequently asked questions about P1691

What does P1691 mean?

Fuel Injection Pump Controller Calibration Error. The control module registered the fault condition described as "Fuel Injection Pump Controller Calibration Error". This is the manufacturer-specific definition used by Dodge.

Is P1691 generic or manufacturer-specific?

P1691 is a manufacturer-specific code. In this database it is documented for: Dodge. The same number can mean something different on other brands.

Can TuningBot remove P1691 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 Dodge engines See the results →

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