AutoCodes – Lexus – B2243 Lexus

B2243 Lexus Code - Current Steering Angle Mid-Point Unset

Quick Answer

This Diagnostic Trouble Code (DTC) is output when one of the following occurs: 1) the initial learning operation is not completed; 2) after the initial learning operation is completed, power is cut due to the battery cable being disconnected and reconnected, etc.; or 3) a data blockage at the steering angle sensor or variable gear ratio steering system occurs. Common causes include Low Battery Voltage, Steering Angle Mid-Point, Faulty Steering Angle Sensor. 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: B2243 Lexus indicates Current Steering Angle Mid-Point Unset.
Common causes: Common causes include Low Battery Voltage, Steering Angle Mid-Point, Faulty Steering Angle Sensor.
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 8,391

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Oct 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2243 Lexus Description

OBDII Code B2243 Lexus - Current Steering Angle Mid-Point Unset - AutoCodes.com — B2243 Lexus Code - Current Steering Angle Mid-Point Unset

What does this mean?

What are the Possible Causes of the DTC B2243 Lexus?

Low Battery Voltage
Steering Angle Mid-Point
Faulty Steering Angle Sensor

How to Fix the DTC B2243 Lexus?

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 B2243 Lexus 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 B2243 Lexus code?

Need more information on how to fix the B2243 Lexus code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2243 Lexus 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 B2243 Lexus Code

1. What are the common symptoms of OBDII code B2243 in a Lexus related to the current steering angle mid-point unset?

- The common symptoms include the malfunction indicator light (MIL) coming on, steering wheel calibration issues, and potential loss of power steering functionality.

2. What causes the OBDII code B2243 in a Lexus to trigger?

- This code is typically triggered when the steering angle sensor loses its calibration or encounters a malfunction, leading to the mid-point being unset.

3. How can I diagnose the cause of OBDII code B2243 in my Lexus?

- Diagnosing this code may involve checking the steering angle sensor for proper calibration, inspecting the sensor wiring for damage, and ensuring there are no loose connections.

4. Can I continue driving my Lexus with the OBDII code B2243 triggered?

- It is not recommended to drive your vehicle with this code triggered, as it can lead to potential safety hazards due to inaccurate steering angle readings.

5. How can I reset the OBDII code B2243 in my Lexus?

- Resetting the code may involve fixing the underlying issue with the steering angle sensor calibration or malfunction, followed by using an OBDII scanner to clear the code.

6. Is it possible to repair OBDII code B2243 in a Lexus on my own?

- Depending on your experience and tools available, you may be able to recalibrate the steering angle sensor or check the wiring connections. However, professional assistance is recommended for accurate diagnosis and repair.

7. Are there any specific repair tips for addressing OBDII code B2243 in a Lexus?

- Ensure that the steering angle sensor is properly calibrated, inspect all related wiring for damage, and consider consulting a Lexus dealership or qualified mechanic for assistance.

8. Can extreme weather conditions affect the triggering of OBDII code B2243 in a Lexus?

- Extreme temperatures or weather conditions can potentially impact the steering angle sensor's performance, leading to the triggering of this code.

9. How long does it typically take to repair OBDII code B2243 in a Lexus?

- The repair time can vary depending on the exact cause of the issue. Simple recalibration may take a short time, while more complex wiring repairs or sensor replacement could take longer.

10. Is OBDII code B2243 a common issue in Lexus vehicles?

- While not extremely common, issues related to the steering angle sensor and triggering of code B2243 can occur in Lexus vehicles, especially in older models or due to sensor wear and tear.