P1397 Lincoln Code - System Voltage Out Of Self Test Range
Quick Answer
The P1397 diagnostic trouble code (DTC) for Lincoln vehicles indicates that the system voltage is out of the self-test range. Common causes include Faulty alternator, Weak or failing battery, Loose or corroded electrical connections. 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
- P1397 Lincoln indicates System Voltage Out Of Self Test Range.
- Common causes
- Common causes include Faulty alternator, Weak or failing battery, Loose or corroded electrical connections.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P1397 Lincoln Description
The P1397 diagnostic trouble code (DTC) for Lincoln vehicles indicates that the system voltage is out of the self-test range. This means that the power voltage in the vehicle's electrical system is not within the expected parameters as determined by the vehicle's onboard diagnostics. The electrical system in a vehicle is crucial for the operation of various components, including the engine control module (ECM), sensors, actuators, and other electronic systems. When the system voltage is not within the self-test range, it can lead to various issues that affect the vehicle's performance, fuel efficiency, and overall reliability.
Common Causes of P1397 Lincoln
- Faulty alternator
- Weak or failing battery
- Loose or corroded electrical connections
- Malfunctioning voltage regulator
- Wiring issues
Symptoms of P1397 Lincoln
- Engine misfires or hesitation
- Dimming or flickering lights
- Electrical system malfunctions
- Check Engine Light illumination
- Difficulty starting the vehicle
How to Fix P1397 Lincoln
- Check and test the battery to ensure it is holding a charge and delivering the correct voltage.
- Inspect the alternator for proper operation and charging output.
- Test the voltage regulator to ensure it is functioning correctly.
- Check all electrical connections for corrosion or looseness and repair as needed.
- Clear the DTC and reset the ECM to see if the issue reoccurs after repairs.
Cost to Fix P1397 Lincoln
The typical repair costs for addressing a P1397 code can vary depending on the specific cause of the issue. In general, the cost of replacing a faulty alternator can range from $400 to $800, while a new battery may cost between $100 and $200. If the issue is related to wiring or electrical connections, the cost can vary based on the extent of the repair needed. Additionally, labor costs can range from $80 to $150 per hour at most auto repair shops, with rates potentially higher at dealerships or in metropolitan areas. It is advisable to consult with a qualified mechanic for a more accurate estimate based on the specific circumstances of the vehicle.
When is the Code Detected?
Need more information about the P1397 Lincoln code?
Need more information on how to fix the P1397 Lincoln code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1397 Lincoln code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1397 Lincoln Code
No Frequently Asked Questions about P1397 Lincoln Code found.
Discuss the causes and fixes for P1397 Lincoln OBDII Code
Code P1397 Lincoln comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.