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B1290 Jeep Code - Park Assist Sensor 3

Quick Answer

The B1290 code for Jeep vehicles specifically relates to the Park Assist Sensor 3. Common causes include Faulty park assist sensor, Damaged wiring or connectors, Water intrusion into the 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
B1290 Jeep indicates Park Assist Sensor 3.
Common causes
Common causes include Faulty park assist sensor, Damaged wiring or connectors, Water intrusion into the 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code B1290 Jeep Description

The B1290 code for Jeep vehicles specifically relates to the Park Assist Sensor 3. This code indicates a malfunction in the third park assist sensor, which is responsible for detecting obstacles and assisting with parking maneuvers. The park assist system uses ultrasonic sensors located on the vehicle's bumpers to measure the distance between the vehicle and any obstacles in its path. When the Park Assist Sensor 3 is not functioning properly, it can lead to inaccurate readings or a complete failure of the park assist system.

OBDII Code B1290 Jeep - Park Assist Sensor 3
B1290 Jeep Code - Park Assist Sensor 3

Common Causes of B1290 Jeep

  1. Faulty park assist sensor
  2. Damaged wiring or connectors
  3. Water intrusion into the sensor
  4. Electrical issues in the vehicle

Symptoms of B1290 Jeep

  1. Inaccurate distance warnings while parking
  2. Park assist system failure
  3. Warning light illuminated on the dashboard
  4. Difficulty maneuvering the vehicle in tight spaces

How to Fix B1290 Jeep

  1. Begin by diagnosing the specific cause of the B1290 code using a diagnostic scanner to pinpoint the faulty park assist sensor.
  2. Once the faulty sensor is identified, remove the affected park assist sensor from the bumper.
  3. Inspect the wiring and connectors for any damage or corrosion, replacing them if necessary.
  4. Install a new park assist sensor in place of the faulty one, ensuring proper alignment and connection.
  5. Clear the B1290 code from the vehicle's computer system and test the park assist system to verify proper functionality.

Cost to Fix B1290 Jeep

The typical repair costs for addressing the B1290 code in a Jeep vehicle can range from $200 to $500, including the cost of the new park assist sensor and labor fees. However, it is important to keep in mind that these costs can vary based on factors such as the vehicle's make and model, the location of the repair shop, and the specific diagnosis time required. It is recommended to consult with a professional mechanic or auto repair shop for a more accurate estimate based on your specific circumstances.

What does this mean?

Tech Notes for B1290 Jeep

B1290-11 PTS SENSOR 3 CIRCUIT SHORT TO GROUND

B1290-12 PTS SENSOR 3 CIRCUIT SHORT TO BATTERY

B1290-25 PTS SENSOR 3 SIGNAL SHAPE / WAVEFORM FAILURE

B1290-92 PTS SENSOR 3 PERFORMANCE OR INCORRECT OPERATION

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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 B1290 Jeep Code

1. What does the OBDII code B1290 for Park Assist Sensor 3 in a Jeep indicate?

The code B1290 indicates a fault in the Park Assist Sensor 3 system of your Jeep.

2. What are the common symptoms of a B1290 OBDII code in a Jeep?

Common symptoms include malfunctioning or inaccurate readings from the Park Assist Sensor 3, leading to issues with parking assistance.

3. What are some possible causes of the B1290 OBDII code in a Jeep related to Park Assist Sensor 3?

Possible causes include a faulty Park Assist Sensor 3, wiring issues, sensor calibration problems, or electronic control module issues.

4. How can I diagnose the B1290 OBDII code for Park Assist Sensor 3 in my Jeep?

Diagnosis typically involves using an OBDII scanner to read the code, inspecting the sensor and its wiring for damage, and testing the sensor's functionality.

5. Are there any DIY repair tips for fixing the B1290 OBDII code in a Jeep related to Park Assist Sensor 3?

DIY repair tips may include checking and cleaning the sensor connections, ensuring proper sensor alignment, and resetting the system to see if the issue persists.

6. Can I still drive my Jeep with the B1290 OBDII code related to Park Assist Sensor 3?

While it's generally safe to drive with this code, it's recommended to address the underlying issue to ensure your Park Assist System functions properly.

7. How much does it typically cost to repair the B1290 OBDII code for Park Assist Sensor 3 in a Jeep?

Costs can vary depending on the specific issue, but repairs for the Park Assist Sensor 3 system may range from $100 to $300 or more, including parts and labor.

8. Is it possible to reset the B1290 OBDII code in a Jeep related to Park Assist Sensor 3 without professional help?

You can try resetting the code using an OBDII scanner or by disconnecting the car battery for a few minutes, but if the underlying issue persists, professional diagnosis and repair may be needed.

9. Can extreme weather conditions affect the performance of the Park Assist Sensor 3 in a Jeep and trigger the B1290 OBDII code?

Yes, extreme temperatures or environmental factors can sometimes impact the sensor's performance, potentially leading to the B1290 code being triggered.

10. How can I prevent the B1290 OBDII code related to Park Assist Sensor 3 from recurring in my Jeep?

Regularly inspecting and maintaining the Park Assist Sensor 3 system, keeping it clean and free of obstructions, and addressing any issues promptly can help prevent the B1290 code from recurring.

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