B1790 Saturn Code - Driver Seat Motor Lumbar Circuit
Quick Answer
The seat adjuster motors are controlled by the Driver Seat Module (DSM) through the adjuster motor control circuits. Common causes include Faulty Driver Seat Motor Lumbar, Driver Seat Motor Lumbar harness is open or shorted, Driver Seat Motor Lumbar 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
- B1790 Saturn indicates Driver Seat Motor Lumbar Circuit.
- Common causes
- Common causes include Faulty Driver Seat Motor Lumbar, Driver Seat Motor Lumbar harness is open or shorted, Driver Seat Motor Lumbar 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 B1790 Saturn Description
What are the Possible Causes of the DTC B1790 Saturn?
- Faulty Driver Seat Motor Lumbar
- Driver Seat Motor Lumbar harness is open or shorted
- Driver Seat Motor Lumbar circuit poor electrical connection
- Faulty Driver Seat Module (DSM)
How to Fix the DTC B1790 Saturn?
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 B1790 Saturn 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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Frequently Asked Questions about B1790 Saturn Code
1. What are the common symptoms of OBDII code B1790 in a Saturn related to the Driver Seat Motor Lumbar Circuit?
- Common symptoms include the inability to adjust the lumbar support in the driver's seat, the lumbar support moving on its own, or complete failure of the lumbar adjustment feature.
2. What are some possible causes of OBDII code B1790 in a Saturn related to the Driver Seat Motor Lumbar Circuit?
- Causes may include a malfunctioning lumbar motor, damaged wiring or connectors in the lumbar circuit, or a faulty lumbar control switch.
3. How can I diagnose the issue causing OBDII code B1790 in my Saturn's Driver Seat Motor Lumbar Circuit?
- Diagnosis typically involves checking the lumbar motor for proper operation, inspecting the wiring and connectors for any damage, and testing the functionality of the lumbar control switch.
4. Can I continue driving my Saturn with OBDII code B1790 related to the Driver Seat Motor Lumbar Circuit?
- While the vehicle may still be drivable, it is recommended to address the issue promptly to ensure the driver's seat remains comfortable and adjustable.
5. What are some DIY repair tips for fixing OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit?
- DIY repair tips may include checking and repairing any damaged wiring or connectors, replacing the lumbar motor if faulty, and ensuring proper installation of a new lumbar control switch.
6. Is it necessary to visit a mechanic for OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit?
- While some DIY repairs are possible, consulting a mechanic with experience in automotive electrical systems is recommended for a thorough diagnosis and repair of the issue.
7. How much can I expect to pay for repairing OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit?
- Repair costs can vary depending on the specific cause of the issue and labor rates in your area. It's best to obtain quotes from local mechanics or dealerships for an accurate estimate.
8. Are there any recalls or technical service bulletins related to OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit?
- It's advisable to check with Saturn dealerships or online databases for any relevant recalls or technical service bulletins addressing this specific OBDII code and related issues.
9. Can OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit affect the overall safety of the vehicle?
- While not directly impacting the vehicle's drivability or safety systems, a malfunctioning driver's seat lumbar support can affect driver comfort and ergonomics, potentially leading to driver fatigue or discomfort during long drives.
10. How long does it typically take to repair OBDII code B1790 in a Saturn's Driver Seat Motor Lumbar Circuit?
- Repair times can vary depending on the exact cause of the issue and the complexity of the repair. Simple fixes like replacing a switch may take less time, while diagnosing and repairing wiring issues or motor replacement could take longer.
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