B1124 Nissan 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
- B1124 Nissan 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 B1124 Nissan 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 B1124 Nissan?
- Faulty Diagnosis Sensor Unit
- Diagnosis Sensor Unit harness is open or shorted
- Diagnosis Sensor Unit circuit poor electrical connection
How to Fix the DTC B1124 Nissan?
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 B1124 Nissan 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 B1124 Nissan code?
Need more information on how to fix the B1124 Nissan code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the B1124 Nissan 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 B1124 Nissan Code
1. What is OBDII code B1124 in a Nissan related to the Diagnosis Sensor Unit?
The B1124 code in a Nissan is related to the Diagnosis Sensor Unit, which is responsible for monitoring various vehicle systems for malfunctions.
2. What are the common symptoms of OBDII code B1124 in a Nissan?
Common symptoms of code B1124 in a Nissan may include issues with the airbag system, malfunctioning dashboard warning lights, or problems with the vehicle's diagnostic system.
3. What are the possible causes of OBDII code B1124 in a Nissan?
Possible causes of code B1124 in a Nissan may include a faulty or damaged Diagnosis Sensor Unit, wiring issues, a blown fuse, or a malfunctioning airbag system.
4. How can I diagnose OBDII code B1124 in a Nissan?
Diagnosing code B1124 in a Nissan typically involves using an OBDII scanner to retrieve the specific fault code, conducting a visual inspection of the Diagnosis Sensor Unit and related components, and testing the wiring for continuity.
5. What are some repair tips for fixing OBDII code B1124 in a Nissan?
Repair tips for addressing code B1124 in a Nissan may include checking and replacing any damaged wiring, inspecting and repairing the Diagnosis Sensor Unit, resetting the vehicle's computer system, and ensuring all connections are secure.
6. Can I drive my Nissan with OBDII code B1124?
It is not recommended to drive your Nissan with an unresolved OBDII code B1124, as it may indicate a potential safety issue with the airbag system or other critical vehicle components.
7. How much does it typically cost to repair OBDII code B1124 in a Nissan?
The cost of repairing OBDII code B1124 in a Nissan can vary depending on the specific issue causing the code, the labor rates of the repair shop, and the cost of any replacement parts needed.
8. Is it possible to reset OBDII code B1124 in a Nissan without fixing the underlying issue?
Resetting the OBDII code B1124 in a Nissan without addressing the underlying issue will only temporarily clear the code, and the problem is likely to reoccur. It is essential to diagnose and repair the root cause of the code.
9. Can a DIY enthusiast fix OBDII code B1124 in a Nissan?
Depending on the individual's skill level and experience with automotive repairs, a DIY enthusiast may be able to address OBDII code B1124 in a Nissan by following repair guides, using the right tools, and being cautious with safety-critical systems.
10. How long does it typically take to repair OBDII code B1124 in a Nissan?
The time it takes to repair OBDII code B1124 in a Nissan can vary based on the complexity of the issue, the availability of replacement parts, and the expertise of the technician performing the repairs. It may take anywhere from a few hours to a full day.
Discuss the causes and fixes for B1124 Nissan OBDII Code
Code B1124 Nissan comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
