B1108 Infiniti Code - Diagnosis Sensor Unit
Quick Answer
The Air Bag Diagnosis Sensor Unit detects the whole SRS electrical system and displays the malfunction either by illuminating or blinking the air bag warning lamp in the combination meter. Common causes include Faulty Diagnosis Sensor Unit, Diagnosis Sensor Unit harness is open or shorted, Diagnosis Sensor Unit 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
- B1108 Infiniti indicates Diagnosis Sensor Unit.
- Common causes
- Common causes include Faulty Diagnosis Sensor Unit, Diagnosis Sensor Unit harness is open or shorted, Diagnosis Sensor Unit 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 B1108 Infiniti Description
The Air Bag Diagnosis Sensor Unit contains the “G†sensors for both frontal and side collisions and spare battery function in case of main battery damaged in a collision.
What are the Possible Causes of the DTC B1108 Infiniti?
- Faulty Diagnosis Sensor Unit
- Diagnosis Sensor Unit harness is open or shorted
- Diagnosis Sensor Unit circuit poor electrical connection
How to Fix the DTC B1108 Infiniti?
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 B1108 Infiniti 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 B1108 Infiniti code?
Need more information on how to fix the B1108 Infiniti code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B1108 Infiniti 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.
Frequently Asked Questions about B1108 Infiniti Code
1. What does OBDII code B1108 for an Infiniti Diagnosis Sensor Unit mean?
The B1108 code indicates a fault in the diagnosis sensor unit in an Infiniti vehicle.
2. What are common symptoms of OBDII code B1108 in an Infiniti?
Common symptoms include issues with the vehicle's diagnostic functions, such as difficulty accessing diagnostic information or inaccurate readings.
3. What are possible causes of OBDII code B1108 in an Infiniti?
Potential causes may include a malfunctioning diagnosis sensor unit, wiring problems, or a faulty connection.
4. How can I diagnose OBDII code B1108 in my Infiniti?
Diagnosing this code typically involves using an OBDII scanner to retrieve the specific diagnostic trouble code and then inspecting the diagnosis sensor unit and related components for any visible issues.
5. Can I drive my Infiniti with OBDII code B1108?
It is generally not recommended to drive your vehicle with an unresolved OBDII code, as it may lead to further damage or safety risks. It's best to address the issue promptly.
6. How can I repair OBDII code B1108 in my Infiniti?
Repairing this code may involve replacing the diagnosis sensor unit, repairing any damaged wiring, or addressing any loose connections.
7. Is it necessary to reset the OBDII code B1108 after repairs?
After resolving the issue causing the B1108 code, it is recommended to clear the code using an OBDII scanner to reset the vehicle's system and ensure the problem has been fixed.
8. How much does it cost to repair OBDII code B1108 in an Infiniti?
The cost of repairing this code can vary depending on the specific issue and the labor rates of the repair shop. It's advisable to get a diagnostic assessment to determine the exact repair cost.
9. Can a DIY enthusiast fix OBDII code B1108 in an Infiniti?
While some experienced DIY enthusiasts may be able to address this code themselves, it's crucial to have the necessary tools, knowledge, and skills to diagnose and repair the issue correctly.
10. How often does OBDII code B1108 occur in Infiniti vehicles?
The occurrence of the B1108 code can vary among different Infiniti models and years. It's essential to address the issue promptly to prevent any further complications.
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