AutoCodes – Ford – P2454 Ford

P2454 Ford Code - Diesel Particulate Filter Pressure Sensor 'A' Circuit Low

Quick Answer

The Powertrain Control Module (PCM) monitors the diesel particulate filter pressure sensor for a low voltage concern. Common causes include Faulty Diesel Particulate Filter (DPF) Pressure Sensor, Diesel Particulate Filter (DPF) Pressure Sensor harness is open or shorted, Diesel Particulate Filter (DPF) Pressure Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: P2454 Ford indicates Diesel Particulate Filter Pressure Sensor 'A' Circuit Low.
Common causes: Common causes include Faulty Diesel Particulate Filter (DPF) Pressure Sensor, Diesel Particulate Filter (DPF) Pressure Sensor harness is open or shorted, Diesel Particulate Filter (DPF) Pressure Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 19,929

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jan 14, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P2454 Ford Description

The Powertrain Control Module (PCM) monitors the diesel particulate filter pressure sensor for a low voltage concern. The test fails when the sensor voltage is less than 0.10 volt for greater than 15 seconds.

OBDII Code P2454 Ford - Diesel Particulate Filter Pressure Sensor 'A' Circuit Low - AutoCodes.com — P2454 Ford Code - Diesel Particulate Filter Pressure Sensor 'A' Circuit Low

What does this mean?

What are the Possible Causes of the DTC P2454 Ford?

Faulty Diesel Particulate Filter (DPF) Pressure Sensor
Diesel Particulate Filter (DPF) Pressure Sensor harness is open or shorted
Diesel Particulate Filter (DPF) Pressure Sensor circuit poor electrical connection

How to Fix the DTC P2454 Ford?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P2454 Ford code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.