AutoCodes – Ford – P041B Ford

P041B Ford Code - Exhaust Gas Recirculation Temperature Sensor 'B' Circuit Performance

Quick Answer

The Engine Control Module (ECM) monitors the Exhaust Gas Recirculation (EGR) Temperature Sensor 'B' Circuit Performance, which measures the temperature of the exhaust gas. Common causes include Faulty Exhaust Gas Recirculation Temperature Sensor 'B', Exhaust Gas Recirculation Temperature Sensor 'B' harness is open or shorted, Exhaust Gas Recirculation Temperature Sensor 'B' circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: P041B Ford indicates Exhaust Gas Recirculation Temperature Sensor 'B' Circuit Performance.
Common causes: Common causes include Faulty Exhaust Gas Recirculation Temperature Sensor 'B', Exhaust Gas Recirculation Temperature Sensor 'B' harness is open or shorted, Exhaust Gas Recirculation Temperature Sensor 'B' circuit poor electrical connection.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

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Code Popularity 5,654

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 18, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P041B Ford Description

The Engine Control Module (ECM) monitors the Exhaust Gas Recirculation (EGR) Temperature Sensor 'B' Circuit Performance, which measures the temperature of the exhaust gas. The EGR Temperature Sensor functions by increasing the resistance with increasing exhaust gas temperature. The ECM sets the OBDII code when the EGR Temperature Sensor signal is not to factory specifications.

OBDII Code P041B Ford - Exhaust Gas Recirculation Temperature Sensor 'B' Circuit Performance - AutoCodes.com — P041B Ford Code - Exhaust Gas Recirculation Temperature Sensor 'B' Circuit Performance

What does this mean?

What are the Possible Causes of the DTC P041B Ford?

Faulty Exhaust Gas Recirculation Temperature Sensor 'B'
Exhaust Gas Recirculation Temperature Sensor 'B' harness is open or shorted
Exhaust Gas Recirculation Temperature Sensor 'B' circuit poor electrical connection

How to Fix the DTC P041B 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 P041B 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.