B1764 Hyundai Code - Body Sense MAT Defect
Quick Answer
In order to make normal activation of the airbag system, Supplemental Restraints System Control Module (SRSCM) detects a Diagnostic Trouble Code (DTC) for the Passenger side Body Detection System. Common causes include Faulty Passenger Side Body Sense Sensor Mat, Faulty Passenger Side Body Sense Sensor ECU, Passenger Side Body Sense Sensor ECU harness is open or shorted. 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
- B1764 Hyundai indicates Body Sense MAT Defect.
- Common causes
- Common causes include Faulty Passenger Side Body Sense Sensor Mat, Faulty Passenger Side Body Sense Sensor ECU, Passenger Side Body Sense Sensor ECU harness is open or shorted.
- 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.
Code B1764 Hyundai Description
What are the Possible Causes of the DTC B1764 Hyundai?
- Faulty Passenger Side Body Sense Sensor Mat
- Faulty Passenger Side Body Sense Sensor ECU
- Passenger Side Body Sense Sensor ECU harness is open or shorted
- Passenger Side Body Sense Sensor ECU circuit poor electrical connection
How to Fix the DTC B1764 Hyundai?
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 B1764 Hyundai 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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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.
Frequently Asked Questions about B1764 Hyundai Code
1. What are the common symptoms of OBDII code B1764 Hyundai (Body Sense MAT Defect)?
Common symptoms may include issues with the airbag system, such as the airbag warning light staying illuminated on the dashboard.
2. What are the possible causes of OBDII code B1764 Hyundai (Body Sense MAT Defect)?
The code may be triggered by a malfunction in the body sense mat sensor, damaged wiring, or a faulty airbag control module.
3. How can I diagnose OBDII code B1764 Hyundai (Body Sense MAT Defect)?
A professional diagnostic scan tool can be used to read and interpret the code, along with conducting a visual inspection of the wiring and sensor connections.
4. Can I continue driving my Hyundai with OBDII code B1764 (Body Sense MAT Defect) present?
It is not recommended to continue driving the vehicle with this code active, as it may indicate a potential safety issue with the airbag system.
5. How can I reset OBDII code B1764 Hyundai (Body Sense MAT Defect)?
Resetting the code may require fixing the underlying issue first. After repairs are made, a professional OBDII scanner can be used to clear the code.
6. What are the repair options for OBDII code B1764 Hyundai (Body Sense MAT Defect)?
Repair options may include replacing the body sense mat sensor, repairing damaged wiring, or replacing the airbag control module, depending on the specific cause of the issue.
7. Is OBDII code B1764 Hyundai (Body Sense MAT Defect) a serious problem?
Yes, this code should be addressed promptly to ensure the proper functioning of the airbag system in case of an accident.
8. Can a DIY enthusiast fix OBDII code B1764 Hyundai (Body Sense MAT Defect)?
While some experienced DIYers may attempt to fix this issue, it is recommended to consult a professional mechanic due to the complexity of the airbag system.
9. How much does it cost to repair OBDII code B1764 Hyundai (Body Sense MAT Defect)?
The cost of repair can vary depending on the exact cause of the issue and the labor rates of the repair shop. It is advisable to obtain quotes from multiple sources.
10. How long does it take to repair OBDII code B1764 Hyundai (Body Sense MAT Defect)?
The repair time can vary based on the specific cause of the issue and the availability of parts. In some cases, it may be resolved within a few hours, while in others, it may take longer for diagnosis and repair.
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