B0116 Toyota Code - Open In Left-Side Air Bag Module Squib Circuit
Quick Answer
The side air bag module squib circuit consists of the air bag sensor assembly and side air bag module. Common causes include Faulty Left-Side Air Bag Module, Left-Side Air Bag Module harness is open or shorted, Left-Side Air Bag Module 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
- B0116 Toyota indicates Open In Left-Side Air Bag Module Squib Circuit.
- Common causes
- Common causes include Faulty Left-Side Air Bag Module, Left-Side Air Bag Module harness is open or shorted, Left-Side Air Bag Module 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.
Code B0116 Toyota Description
What are the Possible Causes of the DTC B0116 Toyota?
- Faulty Left-Side Air Bag Module
- Left-Side Air Bag Module harness is open or shorted
- Left-Side Air Bag Module circuit poor electrical connection
- Faulty Air Bag Control Module
How to Fix the DTC B0116 Toyota?
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 B0116 Toyota 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.
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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 B0116 Toyota Code
1. What are the common symptoms of OBDII code B0116 in a Toyota related to an open in the left-side airbag module squib circuit?
- Common symptoms include the airbag warning light illuminating on the dashboard and the airbag system possibly being disabled.
2. What are the possible causes of an open in the left-side airbag module squib circuit in a Toyota triggering code B0116?
- The causes can range from a faulty airbag module to damaged wiring or connectors in the circuit.
3. How can I diagnose the issue causing OBDII code B0116 in a Toyota with an open in the left-side airbag module squib circuit?
- Diagnosis typically involves checking the wiring, connectors, and components in the circuit for any signs of damage or disconnection.
4. Can I continue driving my Toyota with OBDII code B0116 indicating an open in the left-side airbag module squib circuit?
- It is not recommended to drive the vehicle with this code active, as it signifies a potential issue with the airbag system's functionality and safety.
5. How can I repair OBDII code B0116 related to an open in the left-side airbag module squib circuit in my Toyota?
- Repairing this code usually involves locating and fixing the open circuit, replacing damaged components, and clearing the error code with a diagnostic tool.
6. Is it safe to attempt DIY repairs for OBDII code B0116 in a Toyota caused by an open in the left-side airbag module squib circuit?
- It is recommended to have this issue addressed by a qualified technician or service center due to the critical nature of the airbag system.
7. Are there any recalls or technical service bulletins related to OBDII code B0116 in Toyota vehicles?
- It's advisable to check with Toyota dealership or official sources for any recalls or technical service bulletins concerning this specific OBDII code.
8. How do I prevent OBDII code B0116 from occurring again in my Toyota after repairing the open in the left-side airbag module squib circuit?
- Regularly inspecting and maintaining the airbag system, including checking wiring and connectors, can help prevent the recurrence of this code.
9. Can a fault in the left-side airbag module squib circuit impact the functionality of other safety systems in a Toyota?
- Yes, a fault in the airbag system can sometimes affect other safety systems, so it's crucial to address such issues promptly.
10. What is the typical cost to repair OBDII code B0116 due to an open in the left-side airbag module squib circuit in a Toyota?
- The repair cost can vary depending on the extent of the damage and the specific components that need to be replaced, so it is advisable to get a professional assessment for an accurate estimate.
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