B1940 2013 Toyota RAV4 Code - Short in Selectable Force Limiter Squib Right Circuit
Quick Answer
The B1940 diagnostic trouble code (DTC) for a 2013 Toyota RAV4 indicates a short in the selectable force limiter squib right circuit. Common causes include Short circuit in the wiring harness connected to the selectable force limiter squib, Faulty selectable force limiter squib, Corrosion or damage to the connectors in the airbag system. 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
- B1940 2013 Toyota RAV4 indicates Short in Selectable Force Limiter Squib Right Circuit.
- Common causes
- Common causes include Short circuit in the wiring harness connected to the selectable force limiter squib, Faulty selectable force limiter squib, Corrosion or damage to the connectors in the airbag system.
- 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 B1940 2013 Toyota RAV4 Description
The B1940 diagnostic trouble code (DTC) for a 2013 Toyota RAV4 indicates a short in the selectable force limiter squib right circuit. This code specifically refers to an issue with the airbag system in the vehicle. The selectable force limiter squib is a component of the airbag system that helps to regulate the force with which the airbag deploys in the event of a collision. A short in this circuit can prevent the airbag from deploying properly or at all, compromising the safety of the vehicle occupants.
Common Causes of B1940 2013 Toyota RAV4
- Short circuit in the wiring harness connected to the selectable force limiter squib.
- Faulty selectable force limiter squib.
- Corrosion or damage to the connectors in the airbag system.
- Issues with the airbag control module.
- Impact or damage to the airbag system due to a previous collision.
Symptoms of B1940 2013 Toyota RAV4
- Airbag warning light illuminated on the dashboard.
- Inability to turn off the airbag warning light even after resetting the system.
- Fault codes related to the airbag system stored in the vehicle's computer.
- Inoperative or malfunctioning airbag system.
How to Fix B1940 2013 Toyota RAV4
- Begin by disconnecting the vehicle's battery to prevent accidental deployment of the airbag system.
- Inspect the wiring harness connected to the selectable force limiter squib for any signs of damage, corrosion, or a short circuit. Repair or replace any damaged wiring as needed.
- Check the connectors in the airbag system for corrosion or damage. Clean or replace the connectors if necessary.
- Test the selectable force limiter squib using a multimeter to determine if it is functioning correctly. Replace the squib if it is found to be faulty.
- Reconnect the battery and clear the fault codes from the vehicle's computer. Test the airbag system to ensure that the issue has been resolved.
Cost to Fix B1940 2013 Toyota RAV4
The cost of repairing a short 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 cost of parts for this repair can range from $100 to $300, while labor costs can range from $150 to $400. Overall, the total repair cost for this issue is typically between $250 and $700. It is important to note that these are rough estimates, and actual costs may vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the availability of parts. Additionally, diagnostic time and labor rates at auto repair shops can vary, so it is advisable to obtain a detailed quote from a qualified technician before proceeding with the repair.
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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 B1940 2013 Toyota RAV4 Code
1. What are the common symptoms of OBDII code B1940 in a 2013 Toyota RAV4?
The common symptoms of OBDII code B1940 (Short in Selectable Force Limiter Squib Right Circuit) in a 2013 Toyota RAV4 include an illuminated airbag warning light on the dashboard and potential issues with the vehicle's airbag system.
2. What can cause OBDII code B1940 to trigger in a 2013 Toyota RAV4?
The triggering of OBDII code B1940 in a 2013 Toyota RAV4 is often caused by a short circuit in the selectable force limiter squib right circuit of the airbag system.
3. How serious is OBDII code B1940 in a 2013 Toyota RAV4?
OBDII code B1940 in a 2013 Toyota RAV4 is a serious issue as it relates to the airbag system. It is crucial to address this problem promptly to ensure the proper functioning of the vehicle's safety features.
4. Can OBDII code B1940 be fixed at home, or does it require professional repair for a 2013 Toyota RAV4?
Repairing OBDII code B1940 in a 2013 Toyota RAV4 typically requires professional assistance due to the complexity of the airbag system. It is recommended to have a qualified technician diagnose and fix the issue.
5. What are some repair tips for addressing OBDII code B1940 in a 2013 Toyota RAV4?
Repair tips for OBDII code B1940 may include inspecting the wiring and connectors in the selectable force limiter squib right circuit, checking for any visible damage, and repairing or replacing any faulty components as needed.
6. Is it safe to drive a 2013 Toyota RAV4 with OBDII code B1940 present?
It is not recommended to drive a 2013 Toyota RAV4 with OBDII code B1940 present, as this code indicates a potential issue with the airbag system. Driving with a malfunctioning airbag system can compromise the safety of the vehicle occupants.
7. How much does it typically cost to repair OBDII code B1940 in a 2013 Toyota RAV4?
The cost of repairing OBDII code B1940 in a 2013 Toyota RAV4 can vary depending on the extent of the issue, parts needed for replacement, and labor costs. It is advisable to consult with a mechanic for an accurate estimate.
8. Can resetting the OBDII system clear the B1940 code in a 2013 Toyota RAV4?
Resetting the OBDII system may temporarily clear the B1940 code in a 2013 Toyota RAV4, but it is crucial to address the underlying issue causing the code to prevent it from reoccurring. A proper diagnosis and repair are recommended.
9. How long does it typically take to repair OBDII code B1940 in a 2013 Toyota RAV4?
The repair time for OBDII code B1940 in a 2013 Toyota RAV4 can vary depending on the exact cause of the issue and the availability of parts. It is best to consult with a mechanic for an estimated repair timeline.
10. Can OBDII code B1940 affect the overall safety of a 2013 Toyota RAV4?
Yes, OBDII code B1940 can affect the overall safety of a 2013 Toyota RAV4 as it pertains to the proper functioning of the airbag system. It is essential to address this code promptly to ensure the vehicle's safety features are working correctly.
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