AutoCodes – Generic – B212A

B212A Code - PTS Display Supply Voltage Low

Quick Answer

The Park Assist Module monitors the Park Assist Module (PTS) Display Supply Voltage. Common causes include Faulty Park Assist Display, Park Assist Display harness is open or shorted, Park Assist Display 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
B212A indicates PTS Display Supply Voltage Low.
Common causes
Common causes include Faulty Park Assist Display, Park Assist Display harness is open or shorted, Park Assist Display 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,008
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 19, 2019
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Code B212A Description

The Park Assist Module monitors the Park Assist Module (PTS) Display Supply Voltage. The Park Assist Module will set the OBDII code when the Park Assist Sensor Display voltage less than 8.0 volts.
OBDII Code B212A - PTS Display Supply Voltage Low - AutoCodes.com
B212A Code - PTS Display Supply Voltage Low

What are the Possible Causes of the DTC B212A?

  • Faulty Park Assist Display
  • Park Assist Display harness is open or shorted
  • Park Assist Display circuit poor electrical connection
  • Faulty Park Assist Module

How to Fix the DTC B212A?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B212A 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 B212A code?

Need more information on how to fix the B212A code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B212A code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 B212A Code

1. What are common symptoms of OBDII code B212A (PTS Display Supply Voltage Low)?

- Common symptoms of code B212A include a malfunctioning parking aid system, dim or flickering display screen, and intermittent power loss to the parking display.

2. What are the potential causes of OBDII code B212A?

- The code B212A can be caused by a faulty parking aid module, damaged wiring or connectors in the display circuit, or a weak battery affecting the voltage supply to the parking display.

3. How can I diagnose the source of OBDII code B212A?

- To diagnose the issue, it is recommended to first check the battery voltage, inspect the wiring and connectors in the parking display system, and use a diagnostic scanner to retrieve specific trouble codes related to the parking aid system.

4. Can a weak battery cause OBDII code B212A to trigger?

- Yes, a weak or failing battery can lead to voltage fluctuations in the parking aid system, triggering code B212A. It is advisable to test the battery's voltage and condition when diagnosing this code.

5. What are some repair tips for resolving OBDII code B212A?

- Repair tips for code B212A may include checking and repairing any damaged wiring or connectors in the parking display circuit, replacing the parking aid module if necessary, and ensuring a stable voltage supply to the parking display.

6. Is OBDII code B212A a serious issue that requires immediate attention?

- While code B212A may not directly affect the vehicle's drivability, it is important to address the underlying cause promptly to prevent potential issues with the parking aid system and ensure safe operation of the vehicle.

7. Can I reset OBDII code B212A without fixing the underlying problem?

- Simply clearing the trouble code without addressing the root cause, such as a low voltage supply to the parking display, is not recommended. It is crucial to diagnose and repair the issue triggering the code for a lasting solution.

8. Are there any safety concerns associated with OBDII code B212A?

- Since code B212A relates to the parking aid system, ignoring or neglecting the issue could compromise your ability to accurately detect obstacles while parking, potentially leading to accidents or damage to the vehicle.

9. How can I prevent OBDII code B212A from recurring in the future?

- To prevent the recurrence of code B212A, it is advisable to regularly inspect the parking aid system components, maintain a healthy battery, and address any electrical issues promptly to ensure a stable voltage supply to the parking display.

10. Can a DIY enthusiast fix OBDII code B212A, or is professional help recommended?

- Depending on the specific cause of the code, DIY enthusiasts with automotive repair experience may be able to address code B212A by following diagnostic procedures, checking wiring, and replacing faulty components. However, if unsure, seeking professional help is recommended for accurate diagnosis and repair.

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