AutoCodes – Ford – P0153 2011 Ford Fusion

P0153 2011 Ford Fusion Code - O2 Sensor Circuit Slow Response Bank 2 Sensor 1

Quick Answer

The powertrain control module(PCM) commands an air/fuel ratio that changes in the shape of a square wave. Common causes include Faulty Front Heated Oxygen Sensor Bank 2, Front Heated Oxygen Sensor Bank 2 harness is open or shorted, Front Heated Oxygen Sensor Bank 2 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: P0153 2011 Ford Fusion indicates O2 Sensor Circuit Slow Response Bank 2 Sensor 1.
Common causes: Common causes include Faulty Front Heated Oxygen Sensor Bank 2, Front Heated Oxygen Sensor Bank 2 harness is open or shorted, Front Heated Oxygen Sensor Bank 2 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 2,321

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 Jun 14, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0153 2011 Ford Fusion Description

The powertrain control module(PCM) commands an air/fuel ratio that changes in the shape of a square wave. The PCM calculates the length of the resulting signal from the HO2S. The test fails when the length of the signal is less than a calibrated limit.

OBDII Code P0153 2011 Ford Fusion - O2 Sensor Circuit Slow Response Bank 2 Sensor 1 - AutoCodes.com — P0153 2011 Ford Fusion Code - O2 Sensor Circuit Slow Response Bank 2 Sensor 1

What does this mean?

What are the Possible Causes of the DTC P0153 2011 Ford Fusion?

Faulty Front Heated Oxygen Sensor Bank 2
Front Heated Oxygen Sensor Bank 2 harness is open or shorted
Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection
Inappropriate fuel pressure
Faulty fuel injectors
Intake air leaks
Exhaust gas leaks

How to Fix the DTC P0153 2011 Ford Fusion?

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 does this mean?

Code Tech Notes

Replacing the Front Heated Oxygen Sensor Bank 2 usually takes care of the problem.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0153 2011 Ford Fusion 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.

Frequently Asked Questions about P0153 2011 Ford Fusion Code

1. What does OBDII code P0153 on a 2011 Ford Fusion indicate?

- O2 Sensor Circuit Slow Response Bank 2 Sensor 1 means the upstream oxygen sensor in bank 2 is not responding quickly enough.

2. What are the common symptoms of OBDII code P0153 in a 2011 Ford Fusion?

- Common symptoms include poor fuel economy, rough idling, engine hesitation, and an illuminated Check Engine Light.

3. What are the possible causes of OBDII code P0153 in a 2011 Ford Fusion?

- Causes may include a faulty oxygen sensor, wiring issues in the sensor circuit, vacuum leaks, exhaust leaks, or an engine running too rich or too lean.

4. How can I diagnose the O2 sensor circuit slow response issue (P0153) on a 2011 Ford Fusion?

- Use a scan tool to monitor oxygen sensor data, visually inspect wiring and connectors, check for exhaust or vacuum leaks, and perform tests to determine sensor performance.

5. Can I drive my 2011 Ford Fusion with an OBDII code P0153 present?

- It is not recommended to drive with this code unresolved, as it can lead to decreased fuel efficiency and potential damage to the catalytic converter.

6. How can I repair OBDII code P0153 on my 2011 Ford Fusion?

- Repair options include replacing the oxygen sensor, repairing wiring issues, fixing vacuum or exhaust leaks, addressing engine running conditions, and clearing the code with a scan tool.

7. Is it possible for a dirty MAF sensor to trigger code P0153 on a 2011 Ford Fusion?

- While a dirty Mass Air Flow (MAF) sensor can impact fuel mixture, it is not a direct cause of an O2 sensor slow response issue like P0153.

8. How can I prevent OBDII code P0153 from recurring in my 2011 Ford Fusion?

- Regular maintenance, timely replacement of oxygen sensors, addressing engine running issues promptly, and keeping the exhaust system well-maintained can help prevent code P0153.

9. Will disconnecting the battery reset the OBDII code P0153 on a 2011 Ford Fusion?

- Disconnecting the battery may clear the code temporarily, but it's recommended to diagnose and repair the underlying issue to prevent the code from reappearing.

10. Can a faulty catalytic converter cause OBDII code P0153 in a 2011 Ford Fusion?

- A faulty catalytic converter may not directly cause P0153, but prolonged driving with a malfunctioning oxygen sensor can lead to catalytic converter damage, triggering related codes.