Engine-CodesChrysler – U1472 Chrysler

U1472 Chrysler Code - Implausible Data Received From Right B-Pillar Impact Acceleration Sensor

Quick Answer

The U1472 Chrysler code indicates that the vehicle's onboard computer has detected implausible data being received from the right B-pillar impact acceleration sensor. Common causes include Faulty right B-pillar impact acceleration sensor, Damaged wiring or connectors leading to the sensor, Corrosion or poor connections in the sensor circuit. 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
U1472 Chrysler indicates Implausible Data Received From Right B-Pillar Impact Acceleration Sensor.
Common causes
Common causes include Faulty right B-pillar impact acceleration sensor, Damaged wiring or connectors leading to the sensor, Corrosion or poor connections in the sensor circuit.
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 15, 2024
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Code U1472 Chrysler Description

The U1472 Chrysler code indicates that the vehicle's onboard computer has detected implausible data being received from the right B-pillar impact acceleration sensor. The B-pillar impact acceleration sensor is a crucial component of the vehicle's safety system, responsible for detecting impacts and deploying airbags in the event of a collision. When the sensor sends inaccurate or inconsistent data to the computer, it can lead to potential safety risks as the airbags may not deploy when needed or deploy unexpectedly.

OBDII Code U1472 Chrysler - Implausible Data Received From Right B-Pillar Impact Acceleration Sensor
U1472 Chrysler Code - Implausible Data Received From Right B-Pillar Impact Acceleration Sensor

Common Causes of U1472 Chrysler

  1. Faulty right B-pillar impact acceleration sensor.
  2. Damaged wiring or connectors leading to the sensor.
  3. Corrosion or poor connections in the sensor circuit.
  4. Malfunctioning airbag control module.
  5. Impact or collision that may have damaged the sensor or related components.

Symptoms of U1472 Chrysler

  1. Illumination of the airbag warning light on the dashboard.
  2. Inconsistent or erratic airbag deployment.
  3. Loss of communication with the right B-pillar impact acceleration sensor.
  4. Vehicle may fail to pass a safety inspection due to the code being present.
  5. Other related diagnostic trouble codes may be stored in the vehicle's computer system.

How to Fix U1472 Chrysler

  1. Begin by connecting a diagnostic scanner to the vehicle's OBD-II port to retrieve the specific details of the U1472 code.
  2. Inspect the wiring and connectors leading to the right B-pillar impact acceleration sensor for any damage or corrosion. Repair or replace as necessary.
  3. Test the sensor itself for proper functionality using a multimeter or specialized sensor testing tool.
  4. If the sensor is found to be faulty, replace it with a new, OEM-approved sensor.
  5. Clear the code from the vehicle's computer memory and perform a test drive to ensure the issue has been resolved.

Cost to Fix U1472 Chrysler

The typical repair costs for addressing the U1472 Chrysler code can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a faulty B-pillar impact acceleration sensor can cost between $200 and $500, including parts and labor. Additional costs may apply if there are other damaged components that need to be addressed. It's recommended to consult with a qualified mechanic or dealership to get an accurate estimate based on your vehicle's make and model. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to inquire about these factors before proceeding with the repair.

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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 U1472 Chrysler Code

1. What are common symptoms associated with OBDII code U1472 in a Chrysler vehicle?

- Common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the vehicle's airbag system.

2. What does the OBDII code U1472 "Implausible Data Received From Right B-Pillar Impact Acceleration Sensor" mean in a Chrysler vehicle?

- This code indicates that the right B-pillar impact acceleration sensor is sending data that is not within the expected range, potentially signaling a malfunction or wiring issue.

3. What are possible causes of OBDII code U1472 in a Chrysler vehicle?

- Possible causes include a faulty right B-pillar impact acceleration sensor, damaged wiring or connectors, a malfunctioning airbag control module, or issues with the vehicle's electrical system.

4. How can I diagnose the source of OBDII code U1472 in my Chrysler?

- Diagnosing this code may involve conducting a visual inspection of the sensor and its wiring, testing the sensor's output with a multimeter, and using a scan tool to monitor live data related to the airbag system.

5. Can I continue driving my Chrysler with OBDII code U1472 present?

- It is not recommended to drive the vehicle with this code active, as it indicates a potential issue with the airbag system that may compromise its functionality in the event of a collision.

6. How can I repair OBDII code U1472 in my Chrysler?

- Repairing this code may involve replacing the right B-pillar impact acceleration sensor, repairing damaged wiring or connectors, resetting the airbag system, and clearing the fault codes with a scan tool.

7. Is it possible to reset OBDII code U1472 in a Chrysler without repairing the issue?

- While you can clear the fault code with a scan tool, it is essential to address the underlying problem causing the code to prevent potential safety risks associated with the airbag system.

8. Are there any safety concerns associated with OBDII code U1472 in a Chrysler?

- Yes, this code relates to the airbag system, and unresolved issues may affect the proper deployment of airbags in the event of a collision, compromising occupant safety.

9. How common is the occurrence of OBDII code U1472 in Chrysler vehicles?

- The occurrence of this particular code may vary, but issues with impact acceleration sensors and airbag systems can arise in Chrysler vehicles due to sensor malfunctions, wiring problems, or module failures.

10. Should I attempt to repair OBDII code U1472 in my Chrysler myself, or seek professional assistance?

- Due to the safety implications of airbag system issues, it is recommended to seek assistance from a qualified automotive technician or dealership to diagnose and repair OBDII code U1472 in a Chrysler vehicle.

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