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Engine-Codes – Lincoln – C1948 Lincoln

C1948 Lincoln Code - Seat Track Position Switch Circuit Resistance Out of Range

Quick Answer

The C1948 diagnostic trouble code (DTC) for Lincoln vehicles indicates that the seat track position switch circuit has a resistance value that is out of the acceptable range. Common causes include Damaged wiring or connectors in the seat track position switch circuit, Malfunctioning seat track position switch, Corrosion or debris affecting the circuit 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
C1948 Lincoln indicates Seat Track Position Switch Circuit Resistance Out of Range.
Common causes
Common causes include Damaged wiring or connectors in the seat track position switch circuit, Malfunctioning seat track position switch, Corrosion or debris affecting the circuit 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.
What is this?
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code C1948 Lincoln Description

The C1948 diagnostic trouble code (DTC) for Lincoln vehicles indicates that the seat track position switch circuit has a resistance value that is out of the acceptable range. This issue typically affects the power seat functionality in the vehicle. The seat track position switch is responsible for detecting the position of the seat and transmitting this information to the vehicle's control module. When the resistance in the circuit is out of range, it can lead to inaccurate seat position readings, resulting in malfunctioning power seat adjustments.

OBDII Code C1948 Lincoln - Seat Track Position Switch Circuit Resistance Out of Range
C1948 Lincoln Code - Seat Track Position Switch Circuit Resistance Out of Range

Common Causes of C1948 Lincoln

  1. Damaged wiring or connectors in the seat track position switch circuit.
  2. Malfunctioning seat track position switch.
  3. Corrosion or debris affecting the circuit connections.
  4. Faulty control module receiving incorrect resistance readings.
  5. Wear and tear over time on the seat track position switch components.

Symptoms of C1948 Lincoln

  1. Inability to adjust the power seat position.
  2. Erratic movement of the power seat.
  3. Power seat getting stuck in one position.
  4. Illumination of the seat belt warning light on the dashboard.
  5. Unusual noises coming from the power seat mechanism.

How to Fix C1948 Lincoln

  1. Begin by conducting a thorough inspection of the seat track position switch circuit, checking for any damaged wiring or connectors. Repair or replace any faulty components as needed.
  2. Test the seat track position switch using a multimeter to determine if it is functioning within the acceptable resistance range. Replace the switch if necessary.
  3. Clean any corrosion or debris that may be affecting the circuit connections.
  4. Reset the vehicle's control module to clear the DTC and recalibrate the power seat system.
  5. Perform a final test to ensure that the power seat adjustments are functioning correctly.

Cost to Fix C1948 Lincoln

The typical repair costs for addressing a C1948 DTC in a Lincoln vehicle can range from $150 to $400, depending on the extent of the issue and the specific components that need to be replaced. This estimate includes parts and labor. It's important to note that diagnosis time and labor rates at auto repair shops can vary, with hourly rates typically ranging between $80 and $150. Rates may be higher at dealerships or in metropolitan areas, while independent shops may offer lower rates. For a more precise estimate, it is recommended to inquire with local auto repair shops.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1948 Lincoln Code

1. What are the common symptoms of OBDII code C1948 in a Lincoln related to the Seat Track Position Switch Circuit?

- Common symptoms include erratic seat movements, failure of the seat to adjust properly, and malfunctioning seat memory functions.

2. What typically causes the Seat Track Position Switch Circuit Resistance Out of Range issue in a Lincoln?

- The main causes are damaged or faulty seat track position switch, wiring problems, or poor electrical connections.

3. How can I diagnose the Seat Track Position Switch Circuit Resistance Out of Range problem in my Lincoln?

- Use a diagnostic scanner to retrieve the OBDII code C1948, visually inspect the seat track position switch and wiring, and perform resistance tests on the circuit.

4. Is it safe to continue driving my Lincoln with the C1948 OBDII code related to the Seat Track Position Switch Circuit?

- It is generally safe to drive, but it is recommended to address the issue promptly to avoid further damage or inconvenience.

5. Can I reset the OBDII code C1948 related to the Seat Track Position Switch Circuit myself?

- Yes, you can try clearing the code with an OBDII scanner, but it is crucial to diagnose and fix the underlying issue to prevent the code from reoccurring.

6. What are some repair tips for fixing the Seat Track Position Switch Circuit Resistance Out of Range problem in my Lincoln?

- Check and clean the electrical connections, replace the faulty seat track position switch, repair any damaged wiring, and reset the code after completing the repairs.

7. How much does it typically cost to repair the C1948 OBDII code in a Lincoln associated with the Seat Track Position Switch Circuit?

- The cost of repairs can vary depending on the extent of the issue, but it may range from $100 to $300 for parts and labor.

8. Can a DIY enthusiast fix the Seat Track Position Switch Circuit Resistance Out of Range problem in a Lincoln?

- If you have the necessary tools, knowledge, and experience working with automotive electrical systems, you may be able to tackle this repair yourself.

9. Will fixing the C1948 OBDII code related to the Seat Track Position Switch Circuit affect the overall performance of my Lincoln?

- Addressing this issue will ensure proper functioning of the seat adjustment system and improve the overall comfort and convenience of your vehicle.

10. How can I prevent the Seat Track Position Switch Circuit Resistance Out of Range problem from occurring in the future in my Lincoln?

- Regularly inspect and maintain the seat track position switch and wiring, avoid spilling liquids on the seat controls, and address any electrical issues promptly to prevent future issues.

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