AutoCodesGeneric – B0083:02

B0083:02 Code - Left Front Impact Sensor Short to Ground

Quick Answer

The impact sensors are equipped on vehicles to supplement the Supplemental Inflatable Restraint (SIR) system performance. Common causes include Faulty Left Front Impact Sensor, Left Front Impact Sensor harness is open or shorted, Left Front 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
B0083:02 indicates Left Front Impact Sensor Short to Ground .
Common causes
Common causes include Faulty Left Front Impact Sensor, Left Front Impact Sensor harness is open or shorted, Left Front 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 586
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 24, 2022
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Code B0083:02 Description

The impact sensors are equipped on vehicles to supplement the Supplemental Inflatable Restraint (SIR) system performance. The impact sensors are electronic and are not part of the deployment loops, but instead provide inputs to the inflatable restraint sensing and diagnostic module. The impact sensors can assist in determining the severity of some frontal and side collisions. The Inflatable Restraint Sensing and Diagnostic Module (SDM) uses the input from the impact sensors to assist in determining the severity of a collision, further supporting air bag deployment. If the Inflatable Restraint Sensing and Diagnostic Module determines a deployment is warranted, the Inflatable Restraint Sensing and Diagnostic Module will cause current to flow through the deployment loops deploying the air bags. The Diagnostic Trouble Code (DTC) will be set when the impact sensor has been shorted to ground.
OBDII Code B0083:02 - Left Front Impact Sensor Short to Ground  - AutoCodes.com
B0083:02 Code - Left Front Impact Sensor Short to Ground

What are the Possible Causes of the DTC B0083:02?

  • Faulty Left Front Impact Sensor
  • Left Front Impact Sensor harness is open or shorted
  • Left Front Impact Sensor circuit poor electrical connection
  • Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0083:02?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0083:02 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 B0083:02 code?

Need more information on how to fix the B0083:02 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0083:02 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 B0083:02 Code

1. What does OBDII code B0083:02 mean?

Code B0083:02 indicates a "Left Front Impact Sensor Short to Ground," meaning the vehicle has detected an electrical fault in the left front impact sensor circuit.

2. What are the symptoms of code B0083:02?

Common symptoms include the airbag warning light illuminated on the dashboard, possible deactivation of the airbag system, and no other noticeable signs in vehicle performance.

3. What causes the B0083:02 code to appear?

The primary causes include damaged or corroded wiring, a faulty left front impact sensor, a short to ground in the circuit, or a poor electrical connection.

4. Is it safe to drive with the B0083:02 code active?

It is not recommended to drive with this code active since it could mean the airbag system is compromised and may not deploy properly in an accident.

5. How can I diagnose the B0083:02 code?

Diagnosis typically involves inspecting the left front impact sensor, checking for damaged or frayed wiring, and testing the circuit for continuity and shorts to ground.

6. Can I fix the B0083:02 code myself?

If you have experience with automotive electrical systems, you might repair it by replacing damaged wires or the sensor. However, professional assistance is recommended for safety-critical systems like airbags.

7. How much does it cost to repair the B0083:02 code?

Repair costs can vary but typically range from $100 to $400, depending on whether wiring repairs or sensor replacement is required.

8. Will clearing the code fix the issue?

Clearing the code will reset the warning light temporarily, but the underlying issue must be fixed to prevent the code from returning.

9. How can I prevent the B0083:02 code from occurring?

Preventive measures include regular inspections of the airbag system, protecting wiring from damage, and addressing corrosion promptly.

10. What tools are needed to troubleshoot the B0083:02 code?

You’ll need an OBDII scanner, a multimeter for testing electrical circuits, and possibly a wiring diagram for your vehicle.

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