P117E Audi Code - Bank 4 Oxygen Sensor Correction Behind Converter Lean 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
- P117E Audi indicates Bank 4 Oxygen Sensor Correction Behind Converter Lean 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.
Code P117E Audi Description
What are the Possible Causes of the DTC P117E Audi?
- 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 P117E Audi?
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 P117E Audi 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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Frequently Asked Questions about P117E Audi Code
What does the OBDII code P117E mean for an Audi?
P117E indicates that the oxygen sensor correction for Bank 4, located behind the catalytic converter, has detected a lean condition that exceeds the control limit set by the ECU.
What are the common symptoms of code P117E?
Symptoms include poor engine performance, reduced fuel efficiency, rough idling, and possibly an illuminated check engine light.
What causes the P117E code on an Audi?
Common causes include a faulty oxygen sensor, exhaust leaks, a failing catalytic converter, or issues with fuel delivery such as a clogged injector or fuel pump problem.
How do you diagnose code P117E on an Audi?
Diagnosis involves checking the oxygen sensor functionality, inspecting for exhaust leaks, verifying fuel system integrity, and confirming proper operation of the catalytic converter.
Can a faulty oxygen sensor trigger code P117E?
Yes, a malfunctioning oxygen sensor can cause incorrect readings, leading to the lean condition reported by the ECU.
Can I drive my Audi with code P117E?
While the vehicle may still be drivable, prolonged operation with this code can lead to further engine damage or reduced performance. Prompt repairs are recommended.
How can exhaust leaks cause code P117E?
Exhaust leaks can allow unmeasured air to enter the exhaust system, causing the oxygen sensor to incorrectly detect a lean condition.
What repairs can fix code P117E on an Audi?
Repairs may include replacing the oxygen sensor, repairing exhaust leaks, cleaning or replacing fuel injectors, or addressing issues with the catalytic converter.
How much does it cost to fix code P117E on an Audi?
Costs vary depending on the repair needed; oxygen sensor replacement typically ranges from $200-$400, while catalytic converter repairs can be significantly higher.
What happens if code P117E is ignored?
Ignoring the code can lead to engine inefficiency, increased emissions, and potential damage to the catalytic converter or other components over time.
Discuss the causes and fixes for P117E Audi OBDII Code
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