AutoCodes – Generic – P117F

P117F Code - Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded

Quick Answer

The Engine Control Module (ECM) monitors the Bank 4 Oxygen Sensor. Common causes include Faulty Oxygen Sensor, Oxygen Sensor harness is open or shorted, Oxygen 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: P117F indicates Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded.
Common causes: Common causes include Faulty Oxygen Sensor, Oxygen Sensor harness is open or shorted, Oxygen 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 7,194

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 Jul 27, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P117F Description

The Engine Control Module (ECM) monitors the Bank 4 Oxygen Sensor. The ECM sets the OBDII code when the Bank 4 Oxygen Sensor is not to factory specifications.

OBDII Code P117F - Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded - AutoCodes.com — P117F Code - Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded

What does this mean?

What are the Possible Causes of the DTC P117F?

Faulty Oxygen Sensor
Oxygen Sensor harness is open or shorted
Oxygen Sensor circuit poor electrical connection
Cylinder misfire
Rich/Lean air fuel ratio

How to Fix the DTC P117F?

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 P117F 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 P117F code?

Need more information on how to fix the P117F code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P117F code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P117F Audi — Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded
P117F Volkswagen — Bank 4 Oxygen Sensor Correction Behind Converter Rich Control Limit Exceeded

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 P117F Code

1. What are the common symptoms of OBDII code P117F?

The common symptoms of code P117F include decreased fuel efficiency, rough idling, engine misfires, and the illumination of the check engine light.

2. What can cause OBDII code P117F to trigger?

Code P117F is typically triggered by a faulty oxygen sensor, a vacuum leak, a malfunctioning fuel injector, or issues with the fuel system.

3. How serious is OBDII code P117F?

While code P117F may not cause immediate harm to your vehicle, it can lead to decreased engine performance and fuel efficiency if left unresolved. It is advisable to address the issue promptly.

4. How can I diagnose OBDII code P117F?

Diagnosing code P117F involves using an OBDII scanner to retrieve the fault code and examining the oxygen sensor, fuel injectors, and vacuum lines for any signs of damage or malfunction.

5. What are some repair tips for OBDII code P117F?

Repairing code P117F may involve replacing the faulty oxygen sensor, fixing any vacuum leaks, cleaning or replacing fuel injectors, and ensuring proper operation of the fuel system.

6. Can I drive my vehicle with OBDII code P117F?

While it may be possible to drive your vehicle with code P117F, it is recommended to address the issue as soon as possible to prevent further damage and ensure optimal engine performance.

7. How much does it cost to fix OBDII code P117F?

The cost of fixing code P117F can vary depending on the underlying cause of the issue, the extent of repairs needed, and the labor rates of the repair shop. It is advisable to obtain quotes from different mechanics.

8. How long does it take to repair OBDII code P117F?

The repair time for code P117F can vary depending on the specific repairs needed and the availability of parts. Simple fixes like replacing an oxygen sensor may take a few hours, while more complex issues could take longer.

9. Can a DIY enthusiast fix OBDII code P117F?

DIY enthusiasts with the necessary tools and knowledge of automotive repair may be able to fix code P117F themselves, especially if the issue is related to a simple fix like replacing an oxygen sensor or fixing a vacuum leak.

10. Will resetting the check engine light resolve OBDII code P117F?

Resetting the check engine light may temporarily turn off the warning indicator, but it will not fix the underlying issue causing code P117F. It is important to diagnose and repair the problem to prevent future occurrences.