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Home/Cars/Ford/F-150/13th Generation (2015-2020)/how to troubleshoot C-code issues on Ford F-150 13th Generation (2015-2020)

how to troubleshoot C-code issues on Ford F-150 13th Generation (2015-2020)

Ford F-150 13th Generation (2015-2020)

Severity: highDifficulty: medium2-4 hours
3 min read
469 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to troubleshoot C-code issues on Ford F-150 13th Generation (2015-2020). Step-by-step guide with diagnostic procedures and repair instructions.

Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before performing any inspections or repairs.

Symptoms

  • •Check engine light illuminated
  • •Poor fuel economy
  • •Engine stalling or misfiring
  • •Rough idle
  • •Transmission shifting issues

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to retrieve specific C-codes.
  2. 2Review the vehicle’s repair manual to understand the meaning of the retrieved C-codes.
  3. 3Inspect the wiring and connectors associated with the affected systems for damage or corrosion.
  4. 4Check relevant fluid levels (engine oil, transmission fluid, etc.) to ensure they are within specifications.
  5. 5Perform a visual inspection of components such as the throttle body, mass airflow sensor, or vacuum lines for any obvious issues.
  6. 6Clear the codes and perform a test drive to see if the codes return, indicating an ongoing problem.

Solution

Solution

1. Preparation

  • Gather required tools and parts.
  • Ensure the vehicle is parked on a level surface and the engine is cool.
  • Disconnect the battery to prevent any electrical shorts.

2. Address Wiring Issues

  • Inspect the wiring harness for any frays or breaks.
  • Use a multimeter to check for continuity in the affected circuits.
  • Repair any damaged wiring by soldering and using heat shrink tubing for insulation.

3. Replace Faulty Components

  • If a specific component is indicated by the C-code (e.g., mass airflow sensor), remove the component:
    • Tools Required: Socket set, screwdrivers.
    • Disconnect the electrical connector.
    • Remove mounting bolts and take out the component.
  • Install the new component:
    • Position the new part and secure it with bolts.
    • Reconnect the electrical connector.

4. Reconnect Battery and Test

  • Reconnect the battery terminals, ensuring they are tight and secure.
  • Start the engine and check for any warning lights on the dashboard.
  • Monitor the vehicle's performance to ensure the issue is resolved.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • OBD-II scanner
  • Multimeter
  • Socket set
  • Screwdrivers
  • Torque wrench

Parts Required

  • Replacement sensors (if indicated by C-code)
  • Electrical connectors (if damaged)
  • Wiring harness (if repairs are extensive)

Additional Information

Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

5 items

Parts

3 items

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