C1793 Code - Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit Short To Ground
Quick Answer
The Vehicle Dynamic Module (VDM) will command the air spring solenoid(s) ON or OFF when certain conditions are met. Common causes include Faulty Air Suspension Left Rear Air Spring/Shock Solenoid, Air Suspension Left Rear Air Spring/Shock Solenoid harness is open or shorted, Air Suspension Left Rear Air Spring/Shock Solenoid 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
- C1793 indicates Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit Short To Ground.
- Common causes
- Common causes include Faulty Air Suspension Left Rear Air Spring/Shock Solenoid, Air Suspension Left Rear Air Spring/Shock Solenoid harness is open or shorted, Air Suspension Left Rear Air Spring/Shock Solenoid 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 C1793 Description
What are the Possible Causes of the DTC C1793?
- Faulty Air Suspension Left Rear Air Spring/Shock Solenoid
- Air Suspension Left Rear Air Spring/Shock Solenoid harness is open or shorted
- Air Suspension Left Rear Air Spring/Shock Solenoid circuit poor electrical connection
- Faulty Vehicle Dynamic Module (VDM)
How to Fix the DTC C1793?
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 C1793 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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Get the C1793 code diagnosed by a professional: Find a repair shop in your area
Information for Specific Makes
- C1793 Ford — Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit Short To Ground
- C1793 Lincoln — Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit Short To Ground
- C1793 Mercury — Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit Short To Ground
Frequently Asked Questions about C1793 Code
1. What are the common symptoms of OBDII code C1793?
- Common symptoms include a warning light on the dashboard, uneven suspension height, and a noticeable decrease in ride comfort.
2. What causes the OBDII code C1793 to be triggered?
- The code is triggered when the Air Suspension Left Rear Air Spring/Shock Solenoid Output Circuit experiences a short to ground, which can be caused by damaged wiring, a faulty solenoid, or a malfunctioning control module.
3. How can I diagnose the issue related to OBDII code C1793?
- Diagnosing the issue involves inspecting the wiring harness for any visible damage, testing the solenoid for proper functionality, and using a multimeter to check for continuity and shorts in the circuit.
4. Can driving with OBDII code C1793 cause further damage to the vehicle?
- Continuing to drive with this code may lead to further damage to the air suspension system, potential safety hazards due to unstable suspension, and decreased overall vehicle performance.
5. What are some repair tips for fixing OBDII code C1793?
- Repair tips include repairing or replacing damaged wiring, testing and replacing the faulty solenoid, resetting the fault codes, and ensuring proper system calibration after repairs are completed.
6. Is it safe to continue driving the vehicle with OBDII code C1793 present?
- It is not recommended to drive the vehicle with this code present, as it can affect the stability and handling of the vehicle, leading to potential safety risks.
7. How much does it typically cost to repair OBDII code C1793?
- The cost of repair can vary depending on the extent of the damage and the specific components that need to be replaced. It is advisable to consult with a professional mechanic for an accurate estimate.
8. Can I reset the OBDII code C1793 myself, or do I need a professional mechanic?
- While you can attempt to reset the code using an OBDII scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring. Consulting a professional mechanic is recommended for proper diagnosis and repair.
9. Will fixing OBDII code C1793 improve the vehicle's performance and ride comfort?
- Yes, once the issue causing the code is properly diagnosed and repaired, the vehicle's suspension system should return to optimal performance, improving ride comfort and overall driving experience.
10. How can I prevent OBDII code C1793 from happening again in the future?
- To prevent the recurrence of this code, it is important to regularly inspect the air suspension system, address any signs of wear or damage promptly, and follow the manufacturer's recommended maintenance schedule for the vehicle.
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