B1390 Hyundai Code - Passenger Seat Track Position Sensor Short Or Short To Ground
Quick Answer
The Seat Track Position Sensor (STPS) located underneath the occupant seat detects the horizontal position of the occupant seat and delivers it to the Supplemental Restraint System Control Module (SRSCM). Common causes include Faulty Passenger Seat Track Position Sensor, Passenger Seat Track Position Sensor harness is open or shorted, Passenger Seat Track Position 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
- B1390 Hyundai indicates Passenger Seat Track Position Sensor Short Or Short To Ground.
- Common causes
- Common causes include Faulty Passenger Seat Track Position Sensor, Passenger Seat Track Position Sensor harness is open or shorted, Passenger Seat Track Position 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.
Code B1390 Hyundai Description
What are the Possible Causes of the DTC B1390 Hyundai?
- Faulty Passenger Seat Track Position Sensor
- Passenger Seat Track Position Sensor harness is open or shorted
- Passenger Seat Track Position Sensor circuit poor electrical connection
- Faulty Supplemental Restraint System Control Module (SRSCM)
How to Fix the DTC B1390 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 B1390 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 B1390 Hyundai Code
1. What are common symptoms of OBDII code B1390 in a Hyundai related to the Passenger Seat Track Position Sensor Short Or Short To Ground?
The common symptoms include issues with the passenger seat movement, incorrect seat position readings, and the airbag warning light being illuminated.
2. What are the potential causes of OBDII code B1390 in a Hyundai?
The code B1390 in a Hyundai can be triggered by a faulty passenger seat track position sensor, wiring issues, or a short to ground in the sensor circuit.
3. How can I diagnose the issue causing OBDII code B1390 in my Hyundai?
Diagnosing the issue involves checking the wiring harness for any damage, testing the sensor for proper functionality, and inspecting the sensor connector for corrosion or loose connections.
4. Can I repair the Passenger Seat Track Position Sensor Short Or Short To Ground issue in my Hyundai myself?
Depending on your skill level and access to tools, you may be able to repair the issue yourself by replacing the faulty sensor, repairing the wiring, or fixing any short to ground in the circuit. However, it is recommended to consult a professional if you are unsure.
5. Are there any precautions I should take when working on the passenger seat track position sensor in my Hyundai?
Make sure to disconnect the battery before working on any electrical components, follow proper safety procedures, and refer to the vehicle's service manual for guidance on handling airbag-related components.
6. How crucial is it to address OBDII code B1390 in a Hyundai promptly?
It is important to address the code promptly as issues with the passenger seat track position sensor can affect the proper functioning of the airbag system and compromise passenger safety in the event of a collision.
7. Can OBDII code B1390 in a Hyundai be intermittent or sporadic?
Yes, the code B1390 can sometimes be intermittent or sporadic, depending on the underlying cause. It is recommended to address the issue as soon as possible to prevent any potential safety risks.
8. Will resetting the OBDII code B1390 in my Hyundai make the problem go away?
Resetting the code may temporarily turn off the warning light, but it will not fix the underlying issue causing the code. It is important to diagnose and repair the problem to prevent it from reoccurring.
9. Is it safe to drive my Hyundai with OBDII code B1390 present?
It is not recommended to drive the vehicle with the code B1390 present, as it indicates a potential issue with the passenger seat track position sensor, which can affect the proper functioning of the airbag system.
10. How much does it typically cost to repair OBDII code B1390 related to the Passenger Seat Track Position Sensor Short Or Short To Ground in a Hyundai?
The cost of repair can vary depending on the exact cause of the issue, the extent of the damage, and whether you choose to do the repair yourself or take it to a professional. It is advisable to get a diagnostic from a qualified technician to determine the exact cost.
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