Engine-CodesToyota – B1942 2016 Toyota RAV4

B1942 2016 Toyota RAV4 Code - Short to Ground in Selectable Force Limiter Squib Right Circuit

Quick Answer

The B1942 diagnostic trouble code for a 2016 Toyota RAV4 indicates a "Short to Ground in Selectable Force Limiter Squib Right Circuit." This code specifically points to an issue with the selectable force limiter squib in the right circuit of the vehicle's supplemental restraint system (SRS), commonly known as the airbag system. Common causes include Damaged wiring or connectors in the selectable force limiter squib circuit, Faulty selectable force limiter squib, Corrosion or moisture in the 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
B1942 2016 Toyota RAV4 indicates Short to Ground in Selectable Force Limiter Squib Right Circuit.
Common causes
Common causes include Damaged wiring or connectors in the selectable force limiter squib circuit, Faulty selectable force limiter squib, Corrosion or moisture in the 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 28, 2024
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Code B1942 2016 Toyota RAV4 Description

The B1942 diagnostic trouble code for a 2016 Toyota RAV4 indicates a "Short to Ground in Selectable Force Limiter Squib Right Circuit." This code specifically points to an issue with the selectable force limiter squib in the right circuit of the vehicle's supplemental restraint system (SRS), commonly known as the airbag system. The selectable force limiter squib is a component that helps regulate the deployment force of the airbag based on the severity of a collision.

OBDII Code B1942 2016 Toyota RAV4 - Short to Ground in Selectable Force Limiter Squib Right Circuit
B1942 2016 Toyota RAV4 Code - Short to Ground in Selectable Force Limiter Squib Right Circuit

Common Causes of B1942 2016 Toyota RAV4

  1. Damaged wiring or connectors in the selectable force limiter squib circuit
  2. Faulty selectable force limiter squib
  3. Corrosion or moisture in the circuit
  4. Short circuit due to physical damage or wear
  5. Electrical issues such as a blown fuse or faulty SRS module

Symptoms of B1942 2016 Toyota RAV4

  1. Illumination of the airbag warning light on the dashboard
  2. Inoperative airbag system
  3. Intermittent or non-deployment of the airbag in a collision
  4. Diagnostic trouble codes related to the SRS system
  5. Loss of communication with the SRS module

How to Fix B1942 2016 Toyota RAV4

  1. Begin by conducting a thorough visual inspection of the wiring and connectors in the selectable force limiter squib circuit to look for any signs of damage, corrosion, or loose connections.
  2. Use a multimeter to test the continuity and resistance of the circuit to identify the location of the short to ground.
  3. If the issue is with the selectable force limiter squib itself, it may need to be replaced with a new component.
  4. Repair or replace any damaged wiring, connectors, or components in the circuit.
  5. Clear the diagnostic trouble codes from the SRS system and perform a test to ensure that the issue has been resolved and the airbag system is functioning properly.

Cost to Fix B1942 2016 Toyota RAV4

The cost of repairing a short to ground in the selectable force limiter squib right circuit of a 2016 Toyota RAV4 can vary depending on the extent of the damage and the specific components that need to be replaced. In general, the cost of parts for this repair can range from $100 to $300, while labor costs can add an additional $100 to $200. This brings the total estimated repair cost to approximately $200 to $500. It is important to note that these are rough estimates, and actual costs may vary based on the specific diagnosis time and labor rates at auto repair shops in your area. It is recommended to obtain quotes from multiple reputable auto repair shops to get a more accurate estimate for this repair.

Need more information about the B1942 2016 Toyota RAV4 code?

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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 B1942 2016 Toyota RAV4 Code

1. What does OBDII code B1942 in a 2016 Toyota RAV4 indicate?

The code B1942 in a 2016 Toyota RAV4 indicates a Short to Ground in Selectable Force Limiter Squib Right Circuit.

2. What are the common symptoms of OBDII code B1942 in a 2016 Toyota RAV4?

Common symptoms of code B1942 include the airbag warning light illuminating on the dashboard and potential issues with the airbag system.

3. What are the possible causes of OBDII code B1942 in a 2016 Toyota RAV4?

Possible causes of code B1942 include a short to ground in the selectable force limiter squib right circuit, damaged wiring, faulty airbag module, or a malfunctioning squib.

4. How can I diagnose OBDII code B1942 in a 2016 Toyota RAV4?

Diagnosing code B1942 typically involves using a scan tool to retrieve the fault codes, inspecting the wiring for damage, checking the airbag module, and testing the squib in the right circuit.

5. Can I still drive my 2016 Toyota RAV4 with OBDII code B1942?

It is not recommended to drive the vehicle with an active airbag fault code like B1942, as it can compromise the proper functioning of the airbag system in the event of an accident.

6. How can I repair OBDII code B1942 in a 2016 Toyota RAV4?

Repairing code B1942 may involve repairing or replacing damaged wiring, addressing any issues with the airbag module, or replacing the faulty squib in the selectable force limiter squib right circuit.

7. Is it safe to reset the OBDII code B1942 in a 2016 Toyota RAV4 without fixing the underlying issue?

Resetting the code without fixing the underlying issue is not recommended, as the problem could persist and compromise the safety of the airbag system in the vehicle.

8. Can a DIY enthusiast fix OBDII code B1942 in a 2016 Toyota RAV4?

While some basic diagnosis and repair steps can be performed by a DIY enthusiast, dealing with airbag systems and fault codes like B1942 may require specialized knowledge and tools best handled by a professional.

9. How much does it cost to repair OBDII code B1942 in a 2016 Toyota RAV4?

The cost of repairing code B1942 can vary depending on the underlying issue, parts needed for replacement, and labor charges. It is recommended to consult a professional for an accurate estimate.

10. How often does OBDII code B1942 occur in a 2016 Toyota RAV4?

The occurrence of code B1942 in a 2016 Toyota RAV4 can vary and is not a common issue, but it is essential to address it promptly to ensure the proper functioning of the airbag system.

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