AutoCodesJeep – B1B71 Jeep

B1B71 Jeep Code - Up-Front Right Satellite Acceleration Sensor Internal

Quick Answer

Two front impact sensors are used on vehicles equipped with dual front airbags, one left side and one right side. Common causes include Faulty Front Right Impact Sensor, Front Right Impact Sensor harness is open or shorted, Front Right 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
B1B71 Jeep indicates Up-Front Right Satellite Acceleration Sensor Internal.
Common causes
Common causes include Faulty Front Right Impact Sensor, Front Right Impact Sensor harness is open or shorted, Front Right 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 3,329
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 21, 2019
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Code B1B71 Jeep Description

Two front impact sensors are used on vehicles equipped with dual front airbags, one left side and one right side. One sensor is located on the back side of each vertical member of the radiator support. The impact sensors perform their own self test using power supplied by the Occupant Restraint Controller (ORC) then communicate this status back to the ORC with periodic updates. The impact sensor performs a self test for internal circuitry at power up during the initialization process, and continuously through the ignition cycle every 10 ms.
OBDII Code B1B71 Jeep - Up-Front Right Satellite Acceleration Sensor Internal - AutoCodes.com
B1B71 Jeep Code - Up-Front Right Satellite Acceleration Sensor Internal

What are the Possible Causes of the DTC B1B71 Jeep?

  • Faulty Front Right Impact Sensor
  • Front Right Impact Sensor harness is open or shorted
  • Front Right Impact Sensor circuit poor electrical connection
  • Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC B1B71 Jeep?

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 B1B71 Jeep 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 B1B71 Jeep code?

Need more information on how to fix the B1B71 Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1B71 Jeep 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 B1B71 Jeep Code

1. What are common symptoms of OBDII code B1B71 in a Jeep related to the Up-Front Right Satellite Acceleration Sensor Internal?

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

2. What typically causes the OBDII code B1B71 in a Jeep?

The B1B71 code is usually triggered by a malfunction or failure of the Up-Front Right Satellite Acceleration Sensor located in the front passenger area of the vehicle.

3. How serious is the OBDII code B1B71 in a Jeep?

The B1B71 code should be taken seriously as it indicates a potential issue with the airbag system, which could affect its ability to deploy properly in the event of a collision.

4. Can I continue driving my Jeep with the B1B71 OBDII code present?

It is not recommended to drive the vehicle with the B1B71 code active, as the airbag system may not function correctly in case of an accident.

5. What should I do if my Jeep shows the B1B71 code?

If your Jeep displays the B1B71 code, it is advisable to have the vehicle inspected by a qualified mechanic to diagnose the issue with the Up-Front Right Satellite Acceleration Sensor.

6. How can the B1B71 OBDII code in a Jeep be repaired?

Repairing the B1B71 code typically involves replacing the faulty Up-Front Right Satellite Acceleration Sensor and ensuring proper connection and calibration of the new sensor.

7. Are there any DIY tips for troubleshooting the B1B71 code in a Jeep?

While it is recommended to have a professional diagnose and repair the B1B71 code, you can check the sensor's wiring and connections for any obvious issues before seeking professional help.

8. How much does it cost to fix the B1B71 code in a Jeep?

The cost of fixing the B1B71 code can vary depending on the extent of the damage and the labor rates of the repair shop. It is best to get a few quotes from different mechanics.

9. Will resetting the OBDII code B1B71 in a Jeep make it go away?

Simply resetting the code may temporarily clear the warning light, but it will likely reappear if the underlying issue with the Up-Front Right Satellite Acceleration Sensor is not addressed.

10. Can the B1B71 OBDII code be a false alarm in a Jeep?

While rare, false alarms with the B1B71 code can occur due to sensor glitches or wiring issues. It is still crucial to have the system checked to ensure the airbag's proper functioning.

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