AutoCodesLincoln – B1999 Lincoln

B1999 Lincoln Code - Passenger Side Side Mount Airbag Low Resistance On Squib

Quick Answer

The Restraints Control Module (RCM) monitors the Passenger Side Side Mount Airbag. Common causes include Faulty Passenger Side Side Mount Airbag, Passenger Side Side Mount Airbag harness is open or shorted, Passenger Side Side Mount Airbag 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
B1999 Lincoln indicates Passenger Side Side Mount Airbag Low Resistance On Squib.
Common causes
Common causes include Faulty Passenger Side Side Mount Airbag, Passenger Side Side Mount Airbag harness is open or shorted, Passenger Side Side Mount Airbag 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 556
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 03, 2019
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Code B1999 Lincoln Description

The Restraints Control Module (RCM) monitors the Passenger Side Side Mount Airbag. The RCM sets the OBDII code when the Passenger Side Side Mount Airbag is not to factory specifications.
OBDII Code B1999 Lincoln - Passenger Side Side Mount Airbag Low Resistance On Squib - AutoCodes.com
B1999 Lincoln Code - Passenger Side Side Mount Airbag Low Resistance On Squib

What are the Possible Causes of the DTC B1999 Lincoln?

  • Faulty Passenger Side Side Mount Airbag
  • Passenger Side Side Mount Airbag harness is open or shorted
  • Passenger Side Side Mount Airbag circuit poor electrical connection
  • Faulty Restraints Control Module (RCM)

How to Fix the DTC B1999 Lincoln?

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 B1999 Lincoln 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 B1999 Lincoln code?

Need more information on how to fix the B1999 Lincoln code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1999 Lincoln 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 B1999 Lincoln Code

1. What are the common symptoms of OBDII code B1999 in a Lincoln related to the passenger side side mount airbag low resistance on squib?

- Common symptoms include the airbag warning light illuminating on the dashboard and a diagnostic trouble code B1999 being stored in the vehicle's computer.

2. What are the possible causes of OBDII code B1999 in a Lincoln?

- The code B1999 typically indicates a problem with the passenger side side mount airbag squib, commonly caused by issues such as wiring faults, loose connections, or a faulty airbag squib itself.

3. How can I diagnose the issue causing OBDII code B1999 in my Lincoln?

- To diagnose the problem, you can use a diagnostic scanner to retrieve the specific trouble code. Inspect the wiring harness and connections related to the passenger side side mount airbag squib for any visible damage or loose connections.

4. Can I repair OBDII code B1999 in a Lincoln myself?

- While some DIY enthusiasts may attempt to diagnose and repair the issue causing code B1999, it is recommended to consult with a professional mechanic or dealership due to the safety implications of airbag system repairs.

5. Is it safe to drive my Lincoln with OBDII code B1999 present?

- It is not recommended to drive the vehicle with code B1999 present, as it indicates a fault in the passenger side side mount airbag system, which could potentially affect the proper deployment of the airbag in the event of a collision.

6. How much does it typically cost to repair OBDII code B1999 in a Lincoln?

- The cost of repairing OBDII code B1999 can vary depending on the exact cause of the issue. It is advisable to obtain a professional diagnosis to determine the necessary repairs and associated costs.

7. Are there any safety concerns associated with OBDII code B1999 in a Lincoln?

- Yes, code B1999 related to the passenger side side mount airbag low resistance on squib raises safety concerns as it indicates a potential issue with the airbag system, which may affect its proper functioning during a collision.

8. What should I do if the airbag warning light is flashing due to OBDII code B1999 in my Lincoln?

- If the airbag warning light is flashing due to code B1999, it is crucial to have the issue diagnosed and repaired promptly by a qualified technician to ensure the proper operation of the airbag system.

9. Can a faulty passenger side side mount airbag squib be repaired, or does it need to be replaced?

- In most cases, a faulty passenger side side mount airbag squib will need to be replaced to resolve OBDII code B1999. Attempting to repair the squib may compromise the safety and effectiveness of the airbag system.

10. How long does it typically take to repair OBDII code B1999 in a Lincoln?

- The repair time for OBDII code B1999 can vary depending on the extent of the issue and the availability of replacement parts. It is advisable to consult with a professional technician for an accurate estimate of the repair timeline.

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