AutoCodes – Saturn – P014E Saturn

P014E Saturn Code - Oxygen Sensor Slow Response Rich To Lean Bank 2 sensor 1

Quick Answer

The Powertrain Control Module (PCM) continuously monitors the Heated Oxygen Sensor (HO2S) activity for 100 seconds. Common causes include Faulty Heated Oxygen Bank 2 Sensor 1, Heated Oxygen Bank 2 Sensor 1 harness is open or shorted, Heated Oxygen Bank 2 Sensor 1 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: P014E Saturn indicates Oxygen Sensor Slow Response Rich To Lean Bank 2 sensor 1.
Common causes: Common causes include Faulty Heated Oxygen Bank 2 Sensor 1, Heated Oxygen Bank 2 Sensor 1 harness is open or shorted, Heated Oxygen Bank 2 Sensor 1 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 1,145

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 12, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P014E Saturn Description

The Powertrain Control Module (PCM) continuously monitors the Heated Oxygen Sensor (HO2S) activity for 100 seconds. During the monitor period the PCM counts the number of times that the HO2S responds from rich to lean and from lean to rich and adds the amount of time it took to complete all transitions. With this information, the PCM can determine the average time for all transitions. If the average response time is too slow, a DTC sets.
The PCM determines the lean to rich transition when the HO2S voltage changes from less than 300 mV to greater than 600 mV. The PCM determines the rich to lean transition when the HO2S voltage changes from more than 600 mV to less than 300 mV. An HO2S that responds too slowly is most likely defective.

OBDII Code P014E Saturn - Oxygen Sensor Slow Response Rich To Lean Bank 2 sensor 1 - AutoCodes.com — P014E Saturn Code - Oxygen Sensor Slow Response Rich To Lean Bank 2 sensor 1

What does this mean?

What are the Possible Causes of the DTC P014E Saturn?

Faulty Heated Oxygen Bank 2 Sensor 1
Heated Oxygen Bank 2 Sensor 1 harness is open or shorted
Heated Oxygen Bank 2 Sensor 1 circuit poor electrical connection
Inappropriate fuel pressure
Faulty fuel injectors
Intake air leaks may be faulty
Exhaust gas leaks

How to Fix the DTC P014E Saturn?

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 P014E Saturn 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.

Need more information about the P014E Saturn code?

Need more information on how to fix the P014E Saturn code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P014E Saturn Code

What does the OBDII code P014E mean for my Saturn?

P014E indicates that the oxygen sensor on Bank 2, Sensor 1 is experiencing a slow response, switching between rich and lean conditions, which can affect engine performance and emissions.

What are the common symptoms of the P014E code?

Common symptoms include poor fuel economy, rough idling, increased emissions, and a potential decrease in engine performance or power.

What could cause the P014E code to trigger?

Potential causes include a faulty oxygen sensor, exhaust leaks affecting sensor readings, issues with fuel delivery, or problems with the engine control module (ECM).

Can I drive my Saturn with the P014E code?

While it may be possible to drive with this code, it is not recommended as it can lead to reduced fuel efficiency and increased emissions, along with potential damage to the engine over time.

How can I diagnose the P014E code?

To diagnose the P014E code, use an OBDII scanner to confirm the code, inspect the oxygen sensor and wiring for damage, check for exhaust leaks, and evaluate fuel system performance.

What is the typical repair for the P014E code?

The typical repair involves replacing the faulty oxygen sensor, repairing any exhaust leaks, and ensuring the fuel system is functioning correctly.

How can I prevent the P014E code from occurring?

Regular maintenance, including timely oil changes, checking for exhaust leaks, and ensuring the fuel system is clean and functioning properly, can help prevent the P014E code.

Will clearing the P014E code fix the problem?

Clearing the code may turn off the check engine light temporarily, but if the underlying issue is not resolved, the code will likely reappear after driving for a short period.

Are there other OBDII codes that can be related to P014E?

Yes, related codes may include P013E, P013F, and other oxygen sensor-related codes that indicate similar issues with the sensor's performance or fuel mixture problems.