AutoCodes – Audi – P1150 Audi

P1150 Audi Code - HO2S21 Implausible Control Value

Quick Answer

P1150 Audi 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 Audi 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 3,250

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 May 02, 2019

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

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

What does this mean?

What are the Possible Causes of the DTC P1150 Audi?

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

How to Fix the DTC P1150 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 P1150 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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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.