AutoCodes – Volkswagen – P1150 Volkswagen

P1150 Volkswagen Code - HO2S21 Implausible Control Value

Quick Answer

P1150 Volkswagen indicates HO2S21 Implausible Control Value. Common causes include Faulty HO2S21, HO2S21 harness is open or shorted, HO2S21 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: P1150 Volkswagen indicates HO2S21 Implausible Control Value.
Common causes: Common causes include Faulty HO2S21, HO2S21 harness is open or shorted, HO2S21 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 4,196

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

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Table of contents Created and updated by William Orellana on May 02, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1150 Volkswagen Description

OBDII Code P1150 Volkswagen - HO2S21 Implausible Control Value - AutoCodes.com — P1150 Volkswagen Code - HO2S21 Implausible Control Value

What does this mean?

What are the Possible Causes of the DTC P1150 Volkswagen?

Faulty HO2S21
HO2S21 harness is open or shorted
HO2S21 circuit poor electrical connection

How to Fix the DTC P1150 Volkswagen?

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 P1150 Volkswagen 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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Need more information on how to fix the P1150 Volkswagen code? Get Access to Factory Service Manuals

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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 P1150 Volkswagen Code

What does the OBDII code P1150 mean for a Volkswagen?

Code P1150 indicates "HO2S21 Implausible Control Value," which refers to an issue with the second oxygen sensor (Bank 2, Sensor 1) not delivering plausible readings to the engine control module (ECM).

What are the common symptoms of code P1150 in a Volkswagen?

Symptoms may include poor fuel economy, rough idling, reduced engine performance, and the illumination of the check engine light.

What causes the P1150 code in a Volkswagen?

Common causes include a faulty oxygen sensor, damaged wiring or connectors, exhaust leaks, or an issue with the engine control module.

Can a faulty oxygen sensor trigger the P1150 code?

Yes, a malfunctioning oxygen sensor is one of the primary causes of the P1150 code and should be inspected or replaced if necessary.

How can I diagnose the P1150 code on my Volkswagen?

Start by using an OBDII scanner to confirm the code, inspect the oxygen sensor and wiring for damage, and check for exhaust leaks or other related issues.

Is it safe to drive with the P1150 code active?

Driving with the P1150 code can lead to reduced engine efficiency and potential long-term damage. It is best to address the issue promptly.

How do I fix the P1150 code on a Volkswagen?

Repairs may include replacing the oxygen sensor, repairing damaged wiring or connectors, fixing exhaust leaks, or updating the ECM software.

Can an exhaust leak cause the P1150 code?

Yes, an exhaust leak can disrupt the oxygen sensor readings and lead to implausible control values, triggering the P1150 code.

How much does it cost to fix the P1150 code on a Volkswagen?

Costs vary depending on the repair needed, but oxygen sensor replacement typically ranges from $150 to $300, including parts and labor.

Will clearing the P1150 code solve the problem permanently?

Clearing the code without addressing the underlying issue will only provide a temporary fix, as the code will likely return until the root cause is resolved.