AutoCodesToyota – B1826 2017 Toyota RAV4

B1826 2017 Toyota RAV4 Code - Open in Side Squib Left Circuit

Quick Answer

The Front Side Squib Left (LH) Circuit consists of the Center Airbag Sensor Assembly and Front Seat Airbag Assembly Left (LH). Common causes include Faulty Front Seat Airbag Assembly Left (LH) (Front Side Squib Left), Front Seat Side Airbag Assembly LH harness is open or shorted, Front Seat Side Airbag Assembly LH circuit poor electrical connection. 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
B1826 2017 Toyota RAV4 indicates Open in Side Squib Left Circuit.
Common causes
Common causes include Faulty Front Seat Airbag Assembly Left (LH) (Front Side Squib Left), Front Seat Side Airbag Assembly LH harness is open or shorted, Front Seat Side Airbag Assembly LH circuit poor electrical connection.
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 Popularity 449
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 29, 2022
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Code B1826 2017 Toyota RAV4 Description

The Front Side Squib Left (LH) Circuit consists of the Center Airbag Sensor Assembly and Front Seat Airbag Assembly Left (LH). The circuit instructs the Supplemental Restraint System (SRS) to deploy when deployment conditions are met. The Diagnostic Trouble Code (DTC) is stored when a malfunction is detected in the Front Side Squib Left (LH) Circuit.
OBDII Code B1826 2017 Toyota RAV4 - Open in Side Squib Left Circuit - AutoCodes.com
B1826 2017 Toyota RAV4 Code - Open in Side Squib Left Circuit

What are the Possible Causes of the DTC B1826 2017 Toyota RAV4?

  • Faulty Front Seat Airbag Assembly Left (LH) (Front Side Squib Left)
  • Front Seat Side Airbag Assembly LH harness is open or shorted
  • Front Seat Side Airbag Assembly LH circuit poor electrical connection
  • Faulty Center Airbag Sensor Assembly

How to Fix the DTC B1826 2017 Toyota RAV4?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1826 2017 Toyota RAV4 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B1826 2017 Toyota RAV4 code?

Need more information on how to fix the B1826 2017 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1826 2017 Toyota RAV4 code diagnosed by a professional: Find a repair shop in your area

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 B1826 2017 Toyota RAV4 Code

1. What does the OBDII code B1826 mean on a 2017 Toyota RAV4?

The B1826 code indicates an open circuit in the side squib left circuit, which is part of the vehicle's airbag system.

2. What are the common symptoms of the B1826 code on a 2017 Toyota RAV4?

Symptoms may include the airbag warning light being illuminated and the airbag system potentially being disabled.

3. What causes the B1826 code to appear?

Common causes include a damaged or disconnected wiring harness, a faulty side airbag squib (airbag inflator), or a malfunctioning airbag sensor or control module.

4. How serious is the B1826 code on a 2017 Toyota RAV4?

This code is serious because it affects the airbag system. The airbag may not deploy in the event of a collision, compromising passenger safety.

5. How can I diagnose the B1826 code on my Toyota RAV4?

Start by inspecting the wiring and connectors for damage or disconnection near the left side squib. Use a scan tool to clear the code and see if it reoccurs after repairs.

6. Can I drive my 2017 Toyota RAV4 with the B1826 code?

Driving is possible, but it's not safe since the airbag system may not function properly in an accident. Immediate repair is recommended.

7. How do I fix the B1826 code on my Toyota RAV4?

Repairs may involve reconnecting or replacing damaged wiring, replacing a faulty left side airbag squib, or repairing/replacing the airbag control module.

8. Will resetting the code clear the B1826 issue permanently?

Clearing the code without addressing the underlying problem will only temporarily turn off the airbag warning light. The issue will return if not properly repaired.

9. How much does it cost to fix the B1826 code on a Toyota RAV4?

Repair costs vary depending on the issue, but replacing wiring or connectors may cost $100-$300, while replacing a side airbag squib or control module can cost significantly more.

10. Can a faulty clock spring cause the B1826 code?

No, a faulty clock spring typically affects the driver’s airbag or steering wheel controls. The B1826 code specifically relates to the left side airbag squib circuit.

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