AutoCodes – BMW – P1087 BMW

P1087 BMW Code - O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1

Quick Answer

P1087 BMW indicates O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1. Common causes include Faulty O2 Sensor Bank 1 Sensor 1, O2 Sensor Bank 1 Sensor 1 harness is open or shorted, O2 Sensor Bank 1 Sensor 1 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: P1087 BMW indicates O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1.
Common causes: Common causes include Faulty O2 Sensor Bank 1 Sensor 1, O2 Sensor Bank 1 Sensor 1 harness is open or shorted, O2 Sensor Bank 1 Sensor 1 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 7,106

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 Apr 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1087 BMW Description

OBDII Code P1087 BMW - O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1 - AutoCodes.com — P1087 BMW Code - O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1

What does this mean?

What are the Possible Causes of the DTC P1087 BMW?

Faulty O2 Sensor Bank 1 Sensor 1
O2 Sensor Bank 1 Sensor 1 harness is open or shorted
O2 Sensor Bank 1 Sensor 1 circuit poor electrical connection

How to Fix the DTC P1087 BMW?

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 P1087 BMW 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 P1087 BMW code?

Need more information on how to fix the P1087 BMW code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1087 BMW code diagnosed by a professional: Find a repair shop in your area

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 P1087 BMW Code

1. What are the common symptoms of OBDII code P1087 in a BMW?

- Common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and the illumination of the Check Engine Light.

2. What can cause the O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1 code in a BMW?

- Possible causes include a faulty oxygen sensor, exhaust leaks, issues with the fuel system, vacuum leaks, or a problem with the engine's air intake system.

3. How can I diagnose the O2 sensor circuit slow response code in my BMW?

- Diagnosis typically involves using an OBDII scanner to read the fault code, checking the oxygen sensor's wiring and connections, and testing the sensor's functionality.

4. Can a dirty or clogged air filter trigger the P1087 code in a BMW?

- Yes, a dirty or clogged air filter can disrupt the air-fuel mixture and lead to a lean condition, potentially triggering the P1087 code.

5. What are some repair tips for addressing the O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1 code?

- Repair tips may include replacing the oxygen sensor, inspecting and fixing any exhaust leaks, addressing fuel system issues, and ensuring the air intake system is functioning correctly.

6. Will driving with the P1087 fault code harm my BMW's engine?

- Continuing to drive with the P1087 code may lead to decreased fuel efficiency, poor engine performance, and potential damage to the catalytic converter over time.

7. How urgent is it to address the O2 Sensor Circuit Slow Response code in a BMW?

- While the vehicle may still be operable with the code present, it is recommended to address the issue promptly to prevent further problems and ensure optimal engine performance.

8. Can I reset the Check Engine Light after fixing the P1087 code in my BMW?

- Once the underlying issue triggering the P1087 code has been resolved, you can reset the Check Engine Light using an OBDII scanner to clear the fault code.

9. Is it possible for a software update to fix the O2 Sensor Circuit Slow Response issue in a BMW?

- In some cases, a software update from the manufacturer may address underlying issues related to the O2 sensor circuit slow response code.

10. Should I attempt to repair the O2 Sensor Circuit Slow Response issue in my BMW myself, or is it best left to a professional mechanic?

- While some basic checks like inspecting for loose connections can be done by DIY enthusiasts, diagnosing and repairing complex issues related to the code may be best left to a qualified mechanic to ensure proper resolution.