Engine-CodesToyota – B1942 2013 Toyota RAV4

B1942 2013 Toyota RAV4 Code - Short to Ground in Selectable Force Limiter Squib Right Circuit

Quick Answer

The B1942 diagnostic trouble code (DTC) for a 2013 Toyota RAV4 indicates a short to ground in the selectable force limiter squib right circuit. Common causes include Wiring harness damage or wear, Faulty force limiter squib, Corrosion or poor connections 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 2013 Toyota RAV4 indicates Short to Ground in Selectable Force Limiter Squib Right Circuit.
Common causes
Common causes include Wiring harness damage or wear, Faulty force limiter squib, Corrosion or poor connections 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 16, 2024
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Code B1942 2013 Toyota RAV4 Description

The B1942 diagnostic trouble code (DTC) for a 2013 Toyota RAV4 indicates a short to ground in the selectable force limiter squib right circuit. In simpler terms, this means that there is an electrical issue in the circuit responsible for the right side force limiter squib, which is a component of the vehicle's supplemental restraint system (SRS) or airbag system. The force limiter squib is designed to control the amount of force applied to the seatbelt during a collision, ensuring the safety of the occupants by preventing excessive force that could cause injury.

OBDII Code B1942 2013 Toyota RAV4 - Short to Ground in Selectable Force Limiter Squib Right Circuit
B1942 2013 Toyota RAV4 Code - Short to Ground in Selectable Force Limiter Squib Right Circuit

Common Causes of B1942 2013 Toyota RAV4

  1. Wiring harness damage or wear
  2. Faulty force limiter squib
  3. Corrosion or poor connections in the circuit
  4. Electrical short circuit in the system
  5. Impact or collision that damaged the SRS components

Symptoms of B1942 2013 Toyota RAV4

  1. Illumination of the airbag warning light on the dashboard
  2. Inoperative or malfunctioning airbag system
  3. Intermittent issues with seatbelt tensioner
  4. Diagnostic trouble code B1942 stored in the vehicle's computer system

How to Fix B1942 2013 Toyota RAV4

  1. Perform a thorough inspection of the wiring harness and connectors in the selectable force limiter squib right circuit.
  2. Test the force limiter squib for proper functionality and resistance.
  3. Repair or replace any damaged wiring, connectors, or components in the circuit.
  4. Clear the diagnostic trouble code from the vehicle's computer system and perform a test to ensure the issue is resolved.
  5. If necessary, recalibrate the SRS system to ensure proper operation.

Cost to Fix B1942 2013 Toyota RAV4

The cost of repairing a short to ground in the selectable force limiter squib right circuit can vary depending on the extent of the damage and the specific components that need to be replaced. In general, the repair costs for this issue can range from $200 to $500, including parts and labor. However, it is important to note that labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. Additionally, the cost may be higher if specialized diagnostic equipment or replacement parts are required. It is advisable to consult with a trusted mechanic or dealership to obtain a more accurate estimate based on the specific circumstances of your vehicle.

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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 2013 Toyota RAV4 Code

1. What does OBDII code B1942 mean for my 2013 Toyota RAV4?

- The code B1942 indicates a Short to Ground in the Selectable Force Limiter Squib Right Circuit in your vehicle's restraint system.

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

- Common symptoms may include the airbag warning light illuminating on the dashboard and potential issues with the right side airbag system.

3. What are the possible causes of OBDII code B1942 in a 2013 Toyota RAV4?

- The code B1942 can be triggered by wiring issues, a faulty squib (airbag inflator), or a malfunction in the restraint control module.

4. How can I diagnose the cause of OBDII code B1942 in my Toyota RAV4?

- To diagnose the issue, you may need to perform a thorough inspection of the wiring harness, connectors, and components in the Selectable Force Limiter Squib Right Circuit.

5. Is it safe to drive my Toyota RAV4 with OBDII code B1942?

- It is not recommended to drive the vehicle with an unresolved airbag system fault as it could compromise your safety in the event of a collision.

6. How can I repair OBDII code B1942 in my 2013 Toyota RAV4?

- Repairing the B1942 code may involve repairing or replacing damaged wiring, fixing faulty connectors, or replacing the squib or restraint control module as needed.

7. Can I reset OBDII code B1942 in my Toyota RAV4 using a diagnostic tool?

- While you can clear the code with a diagnostic tool, it is crucial to address the underlying issue causing the fault to prevent it from recurring.

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

- The cost of repairing the B1942 code can vary depending on the specific cause of the fault, with expenses ranging from a few hundred to over a thousand dollars.

9. Will OBDII code B1942 cause my Toyota RAV4 to fail a state inspection?

- Yes, a B1942 fault in the airbag system is a safety concern and can lead to a failed state inspection due to the potential risk it poses in a collision.

10. How long does it take to repair OBDII code B1942 in a 2013 Toyota RAV4?

- The repair time for OBDII code B1942 can vary based on the complexity of the issue, but it may take a few hours to a day for a professional technician to diagnose and fix the problem.

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