Engine-CodesKIA – B1473 KIA

B1473 KIA Code - Driver Curtain Airbag Resistance Too High

Quick Answer

The B1473 diagnostic trouble code for KIA vehicles indicates that the driver curtain airbag's resistance is too high. Common causes include Faulty driver curtain airbag module, Damaged wiring or connectors in the airbag circuit, Malfunctioning airbag 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
B1473 KIA indicates Driver Curtain Airbag Resistance Too High.
Common causes
Common causes include Faulty driver curtain airbag module, Damaged wiring or connectors in the airbag circuit, Malfunctioning airbag 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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code B1473 KIA Description

The B1473 diagnostic trouble code for KIA vehicles indicates that the driver curtain airbag's resistance is too high. The curtain airbag is a safety feature designed to deploy from the roof lining above the side windows in the event of a side collision or rollover to protect the occupants from head injuries. When the resistance of the driver curtain airbag is too high, it means that there is an issue with the electrical circuit or the airbag itself, which could prevent it from deploying properly in an accident.

OBDII Code B1473 KIA - Driver Curtain Airbag Resistance Too High
B1473 KIA Code - Driver Curtain Airbag Resistance Too High

Common Causes of B1473 KIA

  1. Faulty driver curtain airbag module.
  2. Damaged wiring or connectors in the airbag circuit.
  3. Malfunctioning airbag sensor.
  4. Defective driver curtain airbag itself.
  5. Corrosion or water damage affecting the airbag system components.

Symptoms of B1473 KIA

  1. Illumination of the airbag warning light on the dashboard.
  2. Diagnostic trouble code B1473 stored in the vehicle's computer system.
  3. Inability to pass a state inspection due to the airbag system fault.
  4. Loss of confidence in the vehicle's safety features.

How to Fix B1473 KIA

  1. Begin by connecting a diagnostic scanner to the vehicle's OBD-II port to retrieve the specific trouble code and confirm the issue.
  2. Inspect the driver curtain airbag module, wiring, and connectors for any visible damage or corrosion.
  3. Test the airbag sensor to ensure it is functioning correctly.
  4. If necessary, replace the driver curtain airbag module or repair any damaged wiring or connectors.
  5. Clear the trouble code from the vehicle's computer system and perform a test to verify that the issue has been resolved.

Cost to Fix B1473 KIA

The typical repair costs for addressing a driver curtain airbag resistance too high issue can vary depending on the specific cause of the problem. In general, replacing the airbag module or repairing damaged wiring may cost between $200 and $600, including parts and labor. However, it is essential to note that the actual cost can be higher or lower based on the location, vehicle make and model, and the rates charged by the auto repair shop. Diagnostic time and labor rates can range from $80 to $150 per hour, with rates potentially higher at dealerships or in metropolitan areas. It is advisable to obtain quotes from local auto repair shops for a more accurate estimate.

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Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

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 B1473 KIA Code

1. What are the common symptoms of OBDII code B1473 in a KIA related to Driver Curtain Airbag Resistance Too High?

- Common symptoms include the airbag warning light illuminating on the dashboard and a potential loss of functionality in the driver curtain airbag.

2. What can cause the Driver Curtain Airbag Resistance Too High error code B1473 in a KIA?

- This code can be triggered by issues such as a faulty driver curtain airbag module, damaged wiring or connectors, or high resistance in the airbag system.

3. How can I diagnose the cause of OBDII code B1473 in my KIA for Driver Curtain Airbag Resistance Too High?

- To diagnose this issue, it is recommended to perform a thorough inspection of the driver curtain airbag system, check the wiring and connectors for damage, and use a diagnostic tool to read and clear the code.

4. Is it safe to drive my KIA with the B1473 error code related to Driver Curtain Airbag Resistance Too High?

- It is not recommended to drive the vehicle with this error code present, as it indicates a potential issue with the driver curtain airbag system, which is a crucial safety component in case of a collision.

5. Can I reset the OBDII code B1473 related to Driver Curtain Airbag Resistance Too High in my KIA without repairing the issue?

- While you can clear the code with a diagnostic tool, it is important to address the underlying problem causing the high resistance in the driver curtain airbag system to ensure proper airbag functionality.

6. Are there any DIY repair tips for fixing the Driver Curtain Airbag Resistance Too High error code B1473 in a KIA?

- DIY repair tips may include checking and repairing damaged wiring, ensuring connectors are securely attached, and if possible, testing the driver curtain airbag module for faults.

7. How much does it typically cost to repair OBDII code B1473 in a KIA for Driver Curtain Airbag Resistance Too High?

- Repair costs can vary depending on the exact cause of the issue, but they may range from a few hundred to over a thousand dollars, especially if the driver curtain airbag module needs replacement.

8. Can a mechanic help me fix the OBDII code B1473 related to Driver Curtain Airbag Resistance Too High in my KIA?

- Yes, a qualified mechanic with experience in airbag systems can diagnose and repair the issue causing the high resistance in the driver curtain airbag system to resolve the B1473 error code.

9. Will fixing the Driver Curtain Airbag Resistance Too High error code B1473 in my KIA require replacing the entire airbag system?

- Not necessarily. In some cases, the issue may be resolved by repairing wiring or connectors, but if the driver curtain airbag module is faulty, it may need replacement to clear the error code.

10. How important is it to address the OBDII code B1473 related to Driver Curtain Airbag Resistance Too High promptly in my KIA?

- It is crucial to address this issue promptly, as it indicates a potential problem with the driver curtain airbag system, which is a critical safety feature designed to protect occupants in the event of a collision.

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