B0079 Cadillac Code - Driver Seat Position Sensor Circuit
Quick Answer
The B0079 code for Cadillac vehicles indicates a problem with the driver seat position sensor circuit. Common causes include Faulty driver seat position sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning airbag module. 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
- B0079 Cadillac indicates Driver Seat Position Sensor Circuit.
- Common causes
- Common causes include Faulty driver seat position sensor, Damaged wiring or connectors in the sensor circuit, Malfunctioning airbag module.
- 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 B0079 Cadillac Description
The B0079 code for Cadillac vehicles indicates a problem with the driver seat position sensor circuit. This sensor is responsible for detecting the position of the driver's seat and ensuring that the airbag system deploys correctly in the event of a collision. When this circuit malfunctions, it can lead to inaccurate data being sent to the airbag module, potentially causing the airbags not to deploy when needed or to deploy unexpectedly.
Common Causes of B0079 Cadillac
- Faulty driver seat position sensor.
- Damaged wiring or connectors in the sensor circuit.
- Malfunctioning airbag module.
- Vehicle computer system issue.
- Water or moisture damage to the sensor components.
Symptoms of B0079 Cadillac
- Airbag warning light illuminated on the dashboard.
- Airbag system not deploying correctly during a collision.
- Inconsistent or incorrect seat position readings on the dashboard display.
- Faulty power seat adjustments or memory settings.
- The vehicle may fail a safety inspection due to an inoperative airbag system.
How to Fix B0079 Cadillac
- Begin by conducting a thorough diagnosis using a scan tool to retrieve the specific fault codes and pinpoint the exact cause of the issue.
- Inspect the driver seat position sensor, wiring, and connectors for any visible damage or corrosion. Replace any damaged components.
- Test the airbag module to ensure it is functioning correctly and communicating with the sensor.
- Clear the fault codes from the vehicle's computer system and perform a test drive to verify that the issue has been resolved.
- If the problem persists, consult a professional mechanic or dealership for further troubleshooting and potential replacement of components.
Cost to Fix B0079 Cadillac
The cost of repairing a driver seat position sensor circuit issue can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the parts for this repair can range from $100 to $300, with labor costs adding an additional $100 to $200. Overall, this repair could cost anywhere from $200 to $500, but it is essential to consult with a professional mechanic for a more accurate estimate based on your vehicle's make and model. Keep in mind that labor rates and diagnostic fees can vary depending on the location and type of repair shop.
Tech Notes for B0079 Cadillac
B0079:02 Driver Seat Position Sensor Circuit Short to Ground
B0079:04 Driver Seat Position Sensor Circuit Open
B0079:05 Driver Seat Position Sensor Circuit High Voltage or Open
B0079:06 Driver Seat Position Sensor Circuit Low Voltage or Open
B0079:08 Driver Seat Position Sensor Circuit Performance-Signal Invalid
B0079:0C Driver Seat Position Sensor Circuit Low Current
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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 B0079 Cadillac Code
1. What are the common symptoms of OBDII code B0079 in a Cadillac related to the Driver Seat Position Sensor Circuit?
- Common symptoms include the airbag warning light illuminated on the dashboard, failure of the airbag system, and potential issues with the driver's seat position adjustment.
2. What are the possible causes of OBDII code B0079 in a Cadillac?
- The code B0079 in a Cadillac is commonly caused by a malfunction in the driver seat position sensor circuit, damaged wiring, or a faulty seat position sensor.
3. How can I diagnose the OBDII code B0079 in my Cadillac?
- Diagnosing code B0079 involves using a diagnostic scanner to retrieve the fault codes, checking the driver seat position sensor wiring for any damage, and testing the sensor's functionality.
4. Can I drive my Cadillac with the OBDII code B0079 present?
- It is not recommended to drive your Cadillac with the OBDII code B0079 present, as it indicates a potential issue with the airbag system, which is a crucial safety component.
5. How can I repair OBDII code B0079 in my Cadillac related to the Driver Seat Position Sensor Circuit?
- Repairing code B0079 involves fixing any damaged wiring, replacing the driver seat position sensor if necessary, and clearing the fault codes with a diagnostic scanner.
6. Are there any DIY tips for troubleshooting OBDII code B0079 in a Cadillac?
- DIY troubleshooting tips include checking the seat position sensor wiring for loose connections, ensuring the sensor is securely in place, and inspecting for any visible damage.
7. How much does it cost to repair OBDII code B0079 in a Cadillac at a dealership or repair shop?
- The cost of repairing code B0079 in a Cadillac at a dealership or repair shop can vary depending on the extent of the issue, but it typically ranges from $200 to $500.
8. Will resetting the OBDII system clear the B0079 code in my Cadillac?
- Resetting the OBDII system may temporarily clear the B0079 code, but if the underlying issue with the driver seat position sensor circuit is not fixed, the code is likely to reappear.
9. Is it safe to attempt to repair OBDII code B0079 in my Cadillac without professional help?
- While some DIY troubleshooting is possible, it is recommended to seek professional help for repairing OBDII code B0079, especially when dealing with airbag system components.
10. Can OBDII code B0079 in a Cadillac cause the airbags to not deploy in the event of an accident?
- Yes, OBDII code B0079 in a Cadillac related to the driver seat position sensor circuit can potentially prevent the airbags from deploying properly in the event of a collision, compromising safety.
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