B1B72 Chrysler Code - Left Side Satellite Acceleration Sensor 1 Internal
Quick Answer
The number 1 side impact sensors are located in the B-pillar area just past the 1st row doors The impact sensors perform their own self-test using power supplied by the Occupant Restraint Controller (ORC) then communicates this status back to the ORC with periodic updates. Common causes include Faulty Left Side Impact Sensor 1, Left Side Impact Sensor 1 harness is open or shorted, Left Side Impact Sensor 1 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
- B1B72 Chrysler indicates Left Side Satellite Acceleration Sensor 1 Internal.
- Common causes
- Common causes include Faulty Left Side Impact Sensor 1, Left Side Impact Sensor 1 harness is open or shorted, Left Side Impact Sensor 1 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 B1B72 Chrysler Description
What are the Possible Causes of the DTC B1B72 Chrysler?
- Faulty Left Side Impact Sensor 1
- Left Side Impact Sensor 1 harness is open or shorted
- Left Side Impact Sensor 1 circuit poor electrical connection
- Faulty Occupant Restraint Controller (ORC)
How to Fix the DTC B1B72 Chrysler?
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 B1B72 Chrysler 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 B1B72 Chrysler Code
1. What are common symptoms of OBDII code B1B72 Chrysler (Left Side Satellite Acceleration Sensor 1 Internal)?
- Common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the airbag system's functionality.
2. What does the OBDII code B1B72 Chrysler indicate?
- This code indicates a fault with the left side satellite acceleration sensor 1 internal within the airbag system.
3. What are possible causes of OBDII code B1B72 Chrysler?
- Possible causes include a malfunctioning left side satellite acceleration sensor, wiring issues, or a problem with the airbag control module.
4. How can I diagnose the issue related to OBDII code B1B72 Chrysler?
- Diagnosis typically involves using a diagnostic scanner to retrieve the specific fault code, inspecting the left side satellite acceleration sensor and its wiring, and checking for any loose connections.
5. Is it safe to drive with OBDII code B1B72 Chrysler present?
- It is not recommended to drive with this code present, as it indicates a potential issue with the airbag system, which is crucial for occupant safety in the event of a collision.
6. Can I repair OBDII code B1B72 Chrysler on my own?
- Repairing this code may require specialized knowledge and tools related to the airbag system. It is recommended to consult a professional mechanic or dealership for proper diagnosis and repair.
7. How much does it typically cost to repair OBDII code B1B72 Chrysler?
- The cost of repair can vary depending on the exact cause of the issue. It may involve sensor replacement, wiring repairs, or module reprogramming, potentially ranging from a few hundred to over a thousand dollars.
8. Are there any recalls related to OBDII code B1B72 Chrysler?
- It is recommended to check with Chrysler or the National Highway Traffic Safety Administration (NHTSA) for any recalls or technical service bulletins related to this specific OBDII code.
9. How important is it to address OBDII code B1B72 Chrysler promptly?
- It is crucial to address this code promptly to ensure the proper functioning of the airbag system, which plays a vital role in protecting occupants in the event of a collision.
10. Can OBDII code B1B72 Chrysler cause the airbags not to deploy in a crash?
- Yes, if left unresolved, this code can potentially cause the airbags not to deploy in a crash, compromising the safety of vehicle occupants.
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