Engine-CodesFord – C1948 Ford

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

Quick Answer

The C1948 diagnostic trouble code (DTC) for Ford vehicles indicates that the seat track position switch circuit's resistance is out of the expected range. Common causes include Damaged wiring or connectors in the seat track position switch circuit, Faulty seat track position switch, Issues with the control module receiving input from the switch. 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 Ford 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, Faulty seat track position switch, Issues with the control module receiving input from the switch.
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.
Table of contents Created and updated by William Orellana on Sep 13, 2024
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Code C1948 Ford Description

The C1948 diagnostic trouble code (DTC) for Ford vehicles indicates that the seat track position switch circuit's resistance is out of the expected range. This code typically pertains to the power seat system in the vehicle. The seat track position switch is responsible for detecting the position of the seat and sending this information to the vehicle's control module. When the resistance in the circuit is not within the specified range, it can lead to issues with the seat's movement and positioning.

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

Common Causes of C1948 Ford

  1. Damaged wiring or connectors in the seat track position switch circuit.
  2. Faulty seat track position switch.
  3. Issues with the control module receiving input from the switch.
  4. Corrosion or moisture affecting electrical connections.
  5. Mechanical obstruction preventing proper seat movement.

Symptoms of C1948 Ford

  1. Power seat not moving in one or more directions.
  2. Seat position not adjusting correctly.
  3. Unusual noises when operating the power seat.
  4. Power seat getting stuck in a certain position.
  5. Seat movement erratic or inconsistent.

How to Fix C1948 Ford

  1. Begin by conducting a visual inspection of the seat track position switch circuit, looking for any damaged wiring or connectors. Repair or replace any faulty components.
  2. Test the seat track position switch using a multimeter to check for proper resistance values. Replace the switch if necessary.
  3. Inspect the control module for any signs of damage or malfunction. Test the module's functionality and replace if needed.
  4. Clear the DTC from the vehicle's memory using a diagnostic scan tool after completing the repairs.
  5. Test the power seat to ensure that it moves correctly in all directions and that the issue has been resolved.

Cost to Fix C1948 Ford

The typical repair costs for addressing the C1948 code can vary depending on the specific cause of the issue and the extent of the repairs needed. In general, repairing the seat track position switch circuit resistance issue may range from $150 to $500, including parts and labor. However, it is essential to note that diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It is advisable to check with local auto repair shops for a more accurate estimate of the repair costs. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive pricing.

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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 Ford Code

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

- The common symptoms include malfunctioning power seat adjustments, erratic seat movement, and potentially an illuminated warning light on the dashboard.

2. What could cause the Seat Track Position Switch Circuit Resistance to be out of range in a Ford?

- The most common causes of this issue are a faulty seat track position switch, damaged wiring or connectors in the circuit, or a malfunctioning control module.

3. How can I diagnose the Seat Track Position Switch Circuit Resistance issue in my Ford?

- You can use a diagnostic scanner to retrieve the OBDII code C1948, perform a visual inspection of the wiring and connectors, and test the seat track position switch for proper functionality.

4. Can I continue to drive my Ford with the C1948 code related to the Seat Track Position Switch Circuit issue?

- It is not recommended to drive the vehicle with this issue as it may affect the proper functioning of the power seat adjustments, posing a safety risk.

5. What are the repair options for fixing the Seat Track Position Switch Circuit Resistance problem in a Ford?

- Repair options include replacing the faulty seat track position switch, repairing or replacing damaged wiring or connectors, and reprogramming the control module if necessary.

6. Will resetting the OBDII code C1948 in my Ford make the problem go away permanently?

- Resetting the code may clear the warning light temporarily, but it will not fix the underlying issue causing the Seat Track Position Switch Circuit Resistance problem.

7. How much does it typically cost to repair the Seat Track Position Switch Circuit issue in a Ford?

- The cost of repair can vary depending on the exact cause of the problem, but it may involve parts and labor expenses ranging from $100 to $500 or more.

8. Can a DIY enthusiast fix the Seat Track Position Switch Circuit Resistance problem in a Ford?

- Depending on your skills and experience with automotive repairs, it may be possible to diagnose and fix the issue yourself, but professional help is recommended for complex electrical issues.

9. Will ignoring the OBDII code C1948 related to the Seat Track Position Switch Circuit cause further damage to my Ford?

- Ignoring the issue may lead to continued malfunctioning of the power seat adjustments and could potentially cause damage to other components in the circuit over time.

10. Is there a recall or technical service bulletin (TSB) related to the Seat Track Position Switch Circuit Resistance problem in Ford vehicles?

- You may check with a Ford dealership or visit the official Ford website to inquire about any recalls or TSBs related to the Seat Track Position Switch Circuit issue in your specific vehicle model.

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