AutoCodesKIA – B1739 KIA

B1739 KIA Code - Pressure-Side Impact Sensor Front Driver Defect

Quick Answer

Pressure-Side Impact Sensor and Rear Side Impact Sensor are installed in the left and the right side of the front door and in the lower of C-pillar respectively. Common causes include Faulty Pressure-Side Impact Sensor, Pressure-Side Impact Sensor harness is open or shorted, Pressure-Side Impact Sensor 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
B1739 KIA indicates Pressure-Side Impact Sensor Front Driver Defect.
Common causes
Common causes include Faulty Pressure-Side Impact Sensor, Pressure-Side Impact Sensor harness is open or shorted, Pressure-Side Impact Sensor 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 2,331
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 26, 2019
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Code B1739 KIA Description

Pressure-Side Impact Sensor and Rear Side Impact Sensor are installed in the left and the right side of the front door and in the lower of C-pillar respectively. The Pressure-Side Impact Sensor senses an impact based on an acceleration at crashing. Unlike the conventional acceleration sensor, the Pressure Sensor senses an air pressure by a distorted door at crashing and measures an impact. The System Control Module (SCM) detects the impact signals of the Pressure-Side Impact Sensor and Rear Side Impact Sensor and compares with signals of the safe sensor inside. If the signals of all sensors are judged as a collision, the side-airbag and the curtain-airbag would be unfolded.
OBDII Code B1739 KIA - Pressure-Side Impact Sensor Front Driver Defect - AutoCodes.com
B1739 KIA Code - Pressure-Side Impact Sensor Front Driver Defect

What are the Possible Causes of the DTC B1739 KIA?

  • Faulty Pressure-Side Impact Sensor
  • Pressure-Side Impact Sensor harness is open or shorted
  • Pressure-Side Impact Sensor circuit poor electrical connection
  • Faulty Supplemental Restraints System Control Module (SRSCM)

How to Fix the DTC B1739 KIA?

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 B1739 KIA 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 B1739 KIA code?

Need more information on how to fix the B1739 KIA code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1739 KIA code diagnosed by a professional: Find a repair shop in your area

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 B1739 KIA Code

1. What are the common symptoms of OBDII code B1739 in a KIA related to the Pressure-Side Impact Sensor Front Driver Defect?

The common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the airbag system's functionality.

2. What are the possible causes of OBDII code B1739 in a KIA?

The code B1739 typically indicates a defect in the Pressure-Side Impact Sensor Front Driver, which could be caused by sensor malfunctions, wiring issues, or physical damage.

3. How serious is OBDII code B1739 related to the Pressure-Side Impact Sensor Front Driver Defect in a KIA?

This code is serious as it pertains to the proper functioning of the driver's side airbag system, which is crucial for occupant safety during a collision.

4. Can I continue driving my KIA with OBDII code B1739 present?

It is not recommended to drive the vehicle with this code active as it could compromise the airbag system's effectiveness in the event of an accident.

5. How can I diagnose OBDII code B1739 in my KIA?

Diagnosing this code usually involves using a diagnostic scanner to retrieve the specific fault code and then inspecting the Pressure-Side Impact Sensor Front Driver for any visible damage or connectivity issues.

6. What are some repair tips for addressing OBDII code B1739 in a KIA?

Repairing this issue may involve replacing the defective Pressure-Side Impact Sensor Front Driver, repairing any damaged wiring, or addressing any other underlying causes of the fault.

7. Can I reset OBDII code B1739 in my KIA without fixing the issue?

Resetting the code without addressing the underlying problem will likely result in the code reappearing once the system detects the fault again.

8. How much does it cost to repair OBDII code B1739 in a KIA?

The cost of repairing this code can vary depending on the extent of the damage, the parts needed, and whether you choose to do the repairs yourself or take it to a professional mechanic.

9. Will fixing OBDII code B1739 in my KIA require specialized tools or equipment?

Repairing this code may require basic automotive tools and a diagnostic scanner to properly diagnose and clear the fault code after the repairs are completed.

10. Can OBDII code B1739 in a KIA be a recurring issue even after repairs?

If the underlying cause of the fault is not properly addressed during repairs, there is a possibility that the code may reappear in the future.

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