B1185 Toyota Code - Short In Passenger Side Air Bag Second Stage Squib Circuit
Quick Answer
The B1185 diagnostic trouble code for Toyota vehicles indicates a short in the passenger side airbag second stage squib circuit. Common causes include Wiring harness damage or corrosion, Faulty passenger side airbag squib circuit, Malfunctioning airbag control module. 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
- B1185 Toyota indicates Short In Passenger Side Air Bag Second Stage Squib Circuit.
- Common causes
- Common causes include Wiring harness damage or corrosion, Faulty passenger side airbag squib circuit, Malfunctioning airbag control module.
- 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 B1185 Toyota Description
The B1185 diagnostic trouble code for Toyota vehicles indicates a short in the passenger side airbag second stage squib circuit. The airbag system in a vehicle is a critical safety feature designed to deploy in the event of a collision to protect occupants from serious injury. The second stage squib circuit refers to the component responsible for deploying the airbag with the appropriate force based on the severity of the impact.
Common Causes of B1185 Toyota
- Wiring harness damage or corrosion.
- Faulty passenger side airbag squib circuit.
- Malfunctioning airbag control module.
- Impact or collision that damaged the airbag system.
- Electrical issues in the vehicle's system.
Symptoms of B1185 Toyota
- Airbag warning light illuminated on the dashboard.
- Inability to turn off the airbag warning light even after resetting.
- Failure of the passenger side airbag to deploy in a crash.
- Vehicle failing safety inspections or emissions tests due to the code.
How to Fix B1185 Toyota
- Diagnose the specific cause of the short in the passenger side airbag second stage squib circuit using a diagnostic scanner.
- Inspect the wiring harness for damage or corrosion, repairing or replacing any affected wires.
- Test the passenger side airbag squib circuit for proper functionality and replace if necessary.
- Check the airbag control module for faults and replace if needed.
- Clear the diagnostic trouble code and test the airbag system to ensure proper deployment.
Cost to Fix B1185 Toyota
The typical repair costs for addressing a short in the passenger side airbag second stage squib circuit can range from $200 to $800, depending on the specific cause of the issue and the cost of parts and labor in your area. It's important to note that diagnosis time and labor rates can vary, so it's advisable to check with local auto repair shops for a more accurate estimate.
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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 B1185 Toyota Code
1. What are the common symptoms of OBDII code B1185 in a Toyota related to a short in the passenger side air bag second stage squib circuit?
The common symptoms include the airbag warning light staying illuminated on the dashboard and possible non-deployment of the passenger side airbag in the event of a collision.
2. What are some possible causes of OBDII code B1185 in a Toyota signaling a short in the passenger side air bag second stage squib circuit?
Potential causes may include damaged wiring or connectors in the circuit, a faulty airbag squib, or a malfunctioning airbag control module.
3. How can I diagnose the issue related to OBDII code B1185 in my Toyota indicating a short in the passenger side air bag second stage squib circuit?
Diagnosing this issue typically involves using a diagnostic scan tool to retrieve the specific fault code, inspecting the wiring and connectors for any visible damage, and testing the airbag squib and related components for continuity.
4. Is it safe to drive my Toyota with OBDII code B1185 indicating a short in the passenger side air bag second stage squib circuit?
It is not recommended to drive the vehicle with this code present, as it may compromise the proper functioning of the passenger side airbag system in the event of an accident.
5. Can I repair OBDII code B1185 related to a short in the passenger side air bag second stage squib circuit in my Toyota by myself?
Repairing this issue may require specialized knowledge and tools, so it is advisable to consult a qualified automotive technician to properly diagnose and address the root cause of the problem.
6. How much does it typically cost to fix OBDII code B1185 in a Toyota due to a short in the passenger side air bag second stage squib circuit?
The cost of repair can vary depending on the specific cause of the issue, but it may involve replacing damaged wiring, connectors, or components in the airbag system, which could range from a few hundred to a few thousand dollars.
7. Are there any safety precautions I should take if I suspect OBDII code B1185 in my Toyota is related to a short in the passenger side air bag second stage squib circuit?
For safety reasons, it is best to avoid tampering with the airbag system if you are not trained to do so. Ensure that the vehicle's battery is disconnected before attempting any repairs to prevent accidental airbag deployment.
8. Can OBDII code B1185 in a Toyota be intermittent, causing the airbag warning light to come on and off?
Yes, the code may be intermittent, leading to the airbag warning light flickering on and off. It is crucial to address the underlying issue promptly to ensure the airbag system functions correctly when needed.
9. Will resetting the OBDII code B1185 in my Toyota clear the issue related to a short in the passenger side air bag second stage squib circuit?
Resetting the code may temporarily turn off the warning light, but if the root cause of the problem is not addressed, the code is likely to reappear, indicating an ongoing issue with the airbag system that requires attention.
10. How long does it typically take to repair OBDII code B1185 in a Toyota caused by a short in the passenger side air bag second stage squib circuit?
The repair time can vary depending on the complexity of the issue and the availability of parts. It may take a few hours to a full day for a qualified technician to diagnose and repair the problem effectively.
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