AutoCodes – MINI – P1179 MINI

P1179 MINI Code - O2 Sensor Signal Circuit Slow Switching From Rich to Lean Bank 2 Sensor 1

Quick Answer

P1179 MINI indicates O2 Sensor Signal Circuit Slow Switching From Rich to Lean Bank 2 Sensor 1. Common causes include Faulty O2 Sensor, O2 Sensor harness is open or shorted, O2 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: P1179 MINI indicates O2 Sensor Signal Circuit Slow Switching From Rich to Lean Bank 2 Sensor 1.
Common causes: Common causes include Faulty O2 Sensor, O2 Sensor harness is open or shorted, O2 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.

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Code Popularity 1,367

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 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
Cost to Diagnose
FAQs
Comments
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Code P1179 MINI Description

OBDII Code P1179 MINI - O2 Sensor Signal Circuit Slow Switching From Rich to Lean Bank 2 Sensor 1 - AutoCodes.com — P1179 MINI Code - O2 Sensor Signal Circuit Slow Switching From Rich to Lean Bank 2 Sensor 1

What does this mean?

What are the Possible Causes of the DTC P1179 MINI?

Faulty O2 Sensor
O2 Sensor harness is open or shorted
O2 Sensor circuit poor electrical connection

How to Fix the DTC P1179 MINI?

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 P1179 MINI 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 P1179 MINI Code

1. What are common symptoms of OBDII code P1179 in a MINI?

- Common symptoms include poor fuel economy, rough idling, engine misfires, and potentially a check engine light.

2. What does the OBDII code P1179 in a MINI indicate?

- This code indicates a slow response from the oxygen sensor in bank 2, sensor 1, causing the engine to switch slowly between rich and lean fuel mixtures.

3. What are possible causes of OBDII code P1179 in a MINI?

- Possible causes include a faulty oxygen sensor, wiring issues in the sensor circuit, vacuum leaks, exhaust system leaks, or a malfunctioning engine control module.

4. How can I diagnose the O2 sensor signal circuit slow switching issue in my MINI?

- Diagnosis typically involves checking the oxygen sensor's wiring for damage, testing the sensor's functionality, inspecting for vacuum or exhaust leaks, and scanning the engine control module for related fault codes.

5. Can I still drive my MINI with OBDII code P1179 present?

- It is not recommended to drive your MINI with this code present, as it can lead to decreased fuel efficiency and potential engine performance issues.

6. How can I repair OBDII code P1179 in my MINI?

- Repair options may include replacing the oxygen sensor in bank 2, sensor 1, repairing any damaged wiring, fixing vacuum or exhaust leaks, or reprogramming the engine control module.

7. Is it possible to reset OBDII code P1179 in a MINI without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it is important to address the underlying issue to prevent further damage to your vehicle and ensure proper engine performance.

8. How much does it typically cost to repair OBDII code P1179 in a MINI?

- The cost of repair can vary depending on the specific issue, but it may range from around $100 for a simple sensor replacement to several hundred dollars for more complex repairs involving wiring or module issues.

9. Will OBDII code P1179 cause my MINI to fail an emissions test?

- Yes, this code can cause your MINI to fail an emissions test due to the improper switching of the oxygen sensor affecting the vehicle's emissions output.

10. How often does OBDII code P1179 occur in MINI vehicles?

- While not extremely common, this code can occur in MINI vehicles, especially in older models or those with high mileage. Regular maintenance and prompt repairs can help prevent this issue.