AutoCodesToyota – B1860 2016 Toyota RAV4

B1860 2016 Toyota RAV4 Code - Short in Driver Side Knee Airbag Squib Circuit

Quick Answer

The Driver Side Knee Airbag Squib Circuit consists of the Center Airbag Sensor Assembly and the Driver Side Knee Airbag Assembly. Common causes include Faulty Driver Side Knee Airbag Assembly (Driver Side Knee Squib), Driver Side Knee Airbag Assembly harness is open or shorted, Driver Side Knee Airbag Assembly 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
B1860 2016 Toyota RAV4 indicates Short in Driver Side Knee Airbag Squib Circuit.
Common causes
Common causes include Faulty Driver Side Knee Airbag Assembly (Driver Side Knee Squib), Driver Side Knee Airbag Assembly harness is open or shorted, Driver Side Knee Airbag Assembly 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 227
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 02, 2022
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Code B1860 2016 Toyota RAV4 Description

The Driver Side Knee Airbag Squib Circuit consists of the Center Airbag Sensor Assembly and the Driver Side Knee Airbag Assembly. This 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 Driver Side Knee Airbag Squib Circuit.
OBDII Code B1860 2016 Toyota RAV4 - Short in Driver Side Knee Airbag Squib Circuit - AutoCodes.com
B1860 2016 Toyota RAV4 Code - Short in Driver Side Knee Airbag Squib Circuit

What are the Possible Causes of the DTC B1860 2016 Toyota RAV4?

  • Faulty Driver Side Knee Airbag Assembly (Driver Side Knee Squib)
  • Driver Side Knee Airbag Assembly harness is open or shorted
  • Driver Side Knee Airbag Assembly circuit poor electrical connection
  • Faulty Center Airbag Sensor Assembly

How to Fix the DTC B1860 2016 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 B1860 2016 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 B1860 2016 Toyota RAV4 code?

Need more information on how to fix the B1860 2016 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1860 2016 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 B1860 2016 Toyota RAV4 Code

1. What are the common symptoms of OBDII code B1860 in a 2016 Toyota RAV4?

The common symptoms include the airbag warning light on the dashboard staying illuminated, the airbag system not functioning properly, and potential issues with the driver side knee airbag deployment.

2. What does the OBDII code B1860 "Short in Driver Side Knee Airbag Squib Circuit" mean for a 2016 Toyota RAV4?

This code indicates a detected short circuit in the driver side knee airbag squib circuit, which is a component of the vehicle's safety system responsible for deploying the airbag in case of a collision.

3. What are the possible causes of OBDII code B1860 in a 2016 Toyota RAV4?

Possible causes can include damaged wiring or connectors in the driver side knee airbag circuit, a faulty squib (airbag inflator) in the knee airbag module, or issues with the airbag control module.

4. How can I diagnose the issue related to OBDII code B1860 in my 2016 Toyota RAV4?

Diagnosis typically involves using a professional OBDII scanner to retrieve the specific error code, inspecting the wiring and connectors in the driver side knee airbag circuit, and testing the components of the airbag system for faults.

5. Can I continue driving my 2016 Toyota RAV4 with OBDII code B1860 present?

It is not recommended to drive the vehicle with this code present, as it indicates a potential issue with the driver side knee airbag system, which could affect the overall safety of the vehicle in the event of a collision.

6. How can I repair OBDII code B1860 in my 2016 Toyota RAV4?

Repair options may include repairing or replacing damaged wiring or connectors, replacing the driver side knee airbag squib, or addressing any faults in the airbag control module. It is advisable to consult a professional mechanic for proper diagnosis and repair.

7. Are there any safety concerns associated with OBDII code B1860 in a 2016 Toyota RAV4?

Yes, there are safety concerns, as the driver side knee airbag may not deploy correctly in case of an accident if the issue indicated by this code is not addressed promptly.

8. Is it possible to reset the OBDII code B1860 in a 2016 Toyota RAV4 without fixing the underlying issue?

While it is possible to clear the error code using an OBDII scanner, it is not recommended to do so without addressing the root cause, as it may lead to potential safety risks in the event of an accident.

9. How much does it typically cost to repair OBDII code B1860 in a 2016 Toyota RAV4?

The cost of repair can vary depending on the specific cause of the issue, but it may involve expenses related to diagnosis, parts replacement, and labor. It is advisable to obtain quotes from reputable auto repair shops.

10. Can a DIY enthusiast with automotive experience repair OBDII code B1860 in a 2016 Toyota RAV4?

While some aspects of the repair, such as checking wiring connections, may be within reach of a skilled DIY enthusiast, addressing issues with the airbag system typically requires specialized knowledge and tools, making it advisable to consult a professional mechanic.

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