B1855 Scion Code - Short In Rear Side Squib Left Circuit
Quick Answer
The B1855 Scion diagnostic trouble code indicates a short in the rear side squib left circuit of the vehicle. Common causes include Wiring issues such as a short circuit or open circuit in the left rear side squib circuit, Faulty rear side squib left module, 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
- B1855 Scion indicates Short In Rear Side Squib Left Circuit.
- Common causes
- Common causes include Wiring issues such as a short circuit or open circuit in the left rear side squib circuit, Faulty rear side squib left module, 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 B1855 Scion Description
The B1855 Scion diagnostic trouble code indicates a short in the rear side squib left circuit of the vehicle. In simpler terms, it means that there is an issue with the circuit that controls the deployment of the airbag on the left side of the rear of the vehicle. The squib refers to the device that initiates the airbag deployment in the event of a collision. This code can compromise the effectiveness of the airbag system, which is a critical safety feature in any vehicle.
Common Causes of B1855 Scion
- Wiring issues such as a short circuit or open circuit in the left rear side squib circuit.
- Faulty rear side squib left module.
- Malfunctioning airbag control module.
- Corrosion or damage to the electrical connectors related to the airbag system.
- Impact or damage to the left rear side of the vehicle that affected the airbag system.
Symptoms of B1855 Scion
- Airbag warning light illuminated on the dashboard.
- Inability to turn off the airbag warning light.
- Error code B1855 displayed on the diagnostic scanner.
- Left rear side airbag not deploying during a crash.
- Intermittent issues with the left rear side airbag deployment.
How to Fix B1855 Scion
- Begin by diagnosing the exact cause of the issue using a diagnostic scanner to confirm the B1855 code.
- Inspect the wiring and connectors in the left rear side squib circuit for any damage, corrosion, or loose connections. Repair or replace as necessary.
- Test the rear side squib left module to determine if it is functioning correctly. Replace if found to be faulty.
- Check the airbag control module for any faults or errors. Reset or replace the module if needed.
- Clear the error code from the vehicle's computer system and perform a thorough test to ensure that the left rear side airbag is functioning properly.
Cost to Fix B1855 Scion
The cost of repairing a short in the rear side squib left circuit (code B1855) can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, the parts required for this repair, such as wiring harnesses, modules, and connectors, can range from $200 to $500. Labor costs at an auto repair shop typically range from $200 to $500, depending on the shop's hourly rate and the time required to diagnose and fix the problem. Overall, the total cost of addressing this issue may range from $400 to $1000, but it's recommended to obtain a detailed quote from a trusted mechanic to get an accurate estimate for your specific 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.
Frequently Asked Questions about B1855 Scion Code
1. What are the common symptoms of OBDII code B1855 in a Scion related to a short in the rear side squib left circuit?
Common symptoms include the airbag warning light staying illuminated on the dashboard and a potential loss of functionality in the left side airbag system.
2. What could cause the OBDII code B1855 in a Scion, indicating a short in the rear side squib left circuit?
Possible causes include a damaged wiring harness, a faulty side squib left airbag module, or a poor connection in the circuit.
3. How can I diagnose the OBDII code B1855 in my Scion for a short in the rear side squib left circuit?
Diagnosis involves using a scan tool to retrieve the specific fault code, inspecting the wiring and connectors for damage, and testing the side squib left airbag module for proper functionality.
4. Is it safe to drive my Scion with the OBDII code B1855 present, signaling a short in the rear side squib left circuit?
It is not recommended to drive the vehicle with this fault code active, as it indicates a potential issue with the airbag system that could compromise safety in the event of a collision.
5. Can I reset the OBDII code B1855 in my Scion without addressing the underlying short in the rear side squib left circuit issue?
While you can clear the code temporarily, it is crucial to diagnose and repair the root cause of the problem to ensure the proper functioning of the airbag system.
6. What are some repair tips for resolving the OBDII code B1855 in a Scion related to a short in the rear side squib left circuit?
Repair tips include carefully inspecting and repairing any damaged wiring, replacing the faulty side squib left airbag module if necessary, and ensuring all connections are secure.
7. How much does it typically cost to repair the OBDII code B1855 in a Scion caused by a short in the rear side squib left circuit?
The cost of repair can vary depending on the extent of the damage and the specific components that need to be replaced, but it is advisable to consult a professional for an accurate estimate.
8. Can I fix the OBDII code B1855 indicating a short in the rear side squib left circuit in my Scion without professional help?
While some DIY enthusiasts may attempt the repair, dealing with airbag systems requires specialized knowledge and tools, so it's recommended to seek assistance from a qualified technician.
9. Are there any recalls or service bulletins related to the OBDII code B1855 in Scion vehicles for a short in the rear side squib left circuit?
It's advisable to check with the manufacturer or authorized dealerships for any relevant recalls or service bulletins that may address this specific issue in Scion vehicles.
10. How can I prevent the OBDII code B1855 from reoccurring in my Scion due to a short in the rear side squib left circuit?
To prevent the code from coming back, ensure proper installation and maintenance of the airbag system components, avoid any physical damage to wiring harnesses, and address any warning lights promptly.
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