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TuningBot DTC Database · v4.37.15

P1841 Nissan - Automatic Transmission Fluid Pressure Switch 1

Manufacturer-specific interpretation for Nissan. All interpretations of P1841

P · PowertrainTransmissionOBD2

What P1841 means

P1841
Automatic Transmission Fluid Pressure Switch 1 Nissan · transmission Data confidence 62%

The control module detected a fault associated with the Automatic Transmission Fluid Pressure Switch 1 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Nissan.

Related and nearby codes

How to read P1841

P

Powertrain: engine, transmission and driveline systems.

1

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

841

Specific fault index within the subsystem.

Frequently asked questions about P1841

What does P1841 mean?

Automatic Transmission Fluid Pressure Switch 1. The control module detected a fault associated with the Automatic Transmission Fluid Pressure Switch 1 circuit or function; the stored code identifies the affected component rather than a single failure mode. This is the manufacturer-specific definition used by Nissan.

Is P1841 generic or manufacturer-specific?

P1841 is a manufacturer-specific code. In this database it is documented for: Nissan. The same number can mean something different on other brands.

Can TuningBot remove P1841 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 Nissan engines See the results →

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