B1124 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
- B1124 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 B1124 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 B1124 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 B1124 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 B1124 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 B1124 Infiniti code?
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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 B1124 Infiniti Code
1. What are the common symptoms of OBDII code B1124 in an Infiniti related to the Diagnosis Sensor Unit?
- Common symptoms include issues with the airbag system, such as the airbag warning light staying on or flashing intermittently.
2. What are the possible causes of OBDII code B1124 in an Infiniti?
- The code B1124 in an Infiniti is typically caused by a malfunction in the Diagnosis Sensor Unit, including wiring faults, a faulty sensor, or a bad connection.
3. How can I diagnose the Diagnosis Sensor Unit issue causing OBDII code B1124 in my Infiniti?
- To diagnose the issue, you can use an OBDII scanner to retrieve the specific trouble code, inspect the wiring and connections related to the Diagnosis Sensor Unit, and perform a visual inspection for any visible damage.
4. Is it safe to continue driving my Infiniti with OBDII code B1124 related to the Diagnosis Sensor Unit?
- It is not recommended to drive your Infiniti with an unresolved airbag system issue indicated by code B1124. It is crucial to address the problem promptly to ensure the safety features function correctly.
5. Can I repair OBDII code B1124 related to the Diagnosis Sensor Unit in my Infiniti myself?
- While some DIY enthusiasts may attempt to fix the issue, it is advisable to seek professional help, especially when dealing with airbag system components. A certified mechanic or dealership can provide accurate diagnostics and repairs.
6. Are there any reset procedures for clearing OBDII code B1124 in an Infiniti after fixing the Diagnosis Sensor Unit issue?
- After repairing the Diagnosis Sensor Unit problem causing code B1124, you can use an OBDII scanner to clear the trouble code and reset the system. Ensure the repair is done correctly before clearing the code.
7. How much does it typically cost to repair OBDII code B1124 linked to the Diagnosis Sensor Unit in an Infiniti?
- The cost of repairing OBDII code B1124 can vary depending on the exact cause of the issue and labor rates. It is recommended to obtain quotes from different repair shops or dealerships for an accurate estimate.
8. Will fixing OBDII code B1124 related to the Diagnosis Sensor Unit affect my vehicle's performance?
- Resolving the Diagnosis Sensor Unit issue causing code B1124 should not directly impact your vehicle's performance. However, ensuring the airbag system functions properly is crucial for safety in the event of an accident.
9. Can extreme weather conditions affect the Diagnosis Sensor Unit and trigger OBDII code B1124 in an Infiniti?
- Extreme temperatures or moisture exposure can potentially impact the Diagnosis Sensor Unit and lead to issues triggering code B1124. It is essential to keep your vehicle protected and regularly maintained.
10. How long does it take to repair OBDII code B1124 associated with the Diagnosis Sensor Unit in an Infiniti?
- The repair time for code B1124 can vary depending on the exact cause of the issue and the technician's experience. In general, diagnosing and fixing the problem may take a few hours to complete.
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