C1798 Lincoln Code - Air Suspension Right 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 Right Rear Air Spring/Shock Solenoid, Air Suspension Right Rear Air Spring/Shock Solenoid harness is open or shorted, Air Suspension Right 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
- C1798 Lincoln indicates Air Suspension Right Rear Air Spring/Shock Solenoid Output Circuit Short To Ground.
- Common causes
- Common causes include Faulty Air Suspension Right Rear Air Spring/Shock Solenoid, Air Suspension Right Rear Air Spring/Shock Solenoid harness is open or shorted, Air Suspension Right 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 C1798 Lincoln Description
What are the Possible Causes of the DTC C1798 Lincoln?
- Faulty Air Suspension Right Rear Air Spring/Shock Solenoid
- Air Suspension Right Rear Air Spring/Shock Solenoid harness is open or shorted
- Air Suspension Right Rear Air Spring/Shock Solenoid circuit poor electrical connection
- Faulty Vehicle Dynamic Module (VDM)
How to Fix the DTC C1798 Lincoln?
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 C1798 Lincoln 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 C1798 Lincoln Code
What does OBDII code C1798 mean for my Lincoln?
OBDII code C1798 indicates that there is a short to ground in the right rear air spring or shock solenoid output circuit, affecting the air suspension system.
What symptoms might I experience with code C1798?
Common symptoms include a warning light on the dashboard, a sagging or uneven rear suspension, and a rough ride due to the air suspension not functioning properly.
What could cause the C1798 code to trigger?
The code may be triggered by damaged wiring or connectors in the air spring circuit, a faulty air spring or shock solenoid, or a malfunctioning air suspension control module.
How can I diagnose the issue related to code C1798?
To diagnose the issue, visually inspect the wiring and connectors for damage, use a multimeter to test the continuity of the circuit, and check the operation of the right rear air spring solenoid.
What repairs might be needed to fix the C1798 code?
Repairs may involve replacing damaged wiring or connectors, replacing the right rear air spring or shock solenoid, or addressing issues with the air suspension control module.
Can I drive my Lincoln with the C1798 code?
While you can technically drive the vehicle, it is not recommended, as the suspension may be compromised, leading to poor handling and safety concerns.
How do I clear the C1798 code after repairs?
You can clear the code using an OBDII scanner after completing the necessary repairs, or by disconnecting the vehicle's battery for a short period.
Is the C1798 code specific to Lincoln vehicles?
While the code itself is standardized and can apply to various makes and models, the specific symptoms and repair procedures may vary for Lincoln vehicles.
Should I consult a professional mechanic for code C1798?
If you're not experienced with automotive repairs or diagnosing electrical issues, it is advisable to consult a professional mechanic for accurate diagnosis and repair.
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