What does P1141 mean on a Ford?

P1141. Fuel Restriction Indicator Circuit Malfunction (Diesel). Applies to F-250/F-350 Super Duty with Power Stroke diesel.

What causes P1141 on a Ford?

Failed restriction sensor Circuit open or short Corroded connector Actually restricted filter confusing diagnosis Cluster driver fault

How do I fix P1141 on a Ford?

Replace the fuel filter first regardless Test the sensor circuit Inspect the connector Check for real restriction with a vacuum gauge Replace the sensor if the circuit tests good

Code

P1141

Fuel Restriction Indicator Circuit Malfunction (Diesel)

Category: Powertrain - Fuel/Air Metering
Severity: Check Engine Light
Applies to: F-250/F-350 Super Duty with Power Stroke diesel
Related: No single generic twin. See OBD Codes List

Findings, check these first

Failed restriction sensor
Circuit open or short
Corroded connector
Actually restricted filter confusing diagnosis
Cluster driver fault

Standard procedure

Replace the fuel filter first regardless
Test the sensor circuit
Inspect the connector
Check for real restriction with a vacuum gauge
Replace the sensor if the circuit tests good

Code lookup

Type a code above, or start from a symptom or a common code.

Press / to jump to the box. Ford-enhanced powertrain, body, chassis and network codes. Generic P0xxx codes live on OBD Codes List.

Sources and review

Review: qualified. Read the source limits below.

OBDII.pro: P1141 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1141: Fuel Restriction Indicator Circuit Malfunction
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.

Last updated 2026-09-05.

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