Engine-Codes.com
Engine-Codes – Ford – P163C Ford

P163C Ford Code - Secondary Generator Field Terminal Circuit Low

Quick Answer

The P163C Ford code indicates a problem with the secondary generator field terminal circuit being low. Common causes include Faulty generator field terminal, Loose or corroded electrical connections, Wiring harness issues. 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
P163C Ford indicates Secondary Generator Field Terminal Circuit Low.
Common causes
Common causes include Faulty generator field terminal, Loose or corroded electrical connections, Wiring harness issues.
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 06, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P163C Ford Description

The P163C Ford code indicates a problem with the secondary generator field terminal circuit being low. In simpler terms, it means that there is an issue with the connection or signal to the secondary generator field in the vehicle's electrical system. This can affect the charging system of the vehicle, leading to potential battery drain or insufficient power supply to various components. If not addressed, it can result in starting issues, electrical failures, and even stalling of the engine.

OBDII Code P163C Ford - Secondary Generator Field Terminal Circuit Low
P163C Ford Code - Secondary Generator Field Terminal Circuit Low

Common Causes of P163C Ford

  1. Faulty generator field terminal
  2. Loose or corroded electrical connections
  3. Wiring harness issues
  4. Faulty alternator
  5. Defective PCM (Powertrain Control Module)

Symptoms of P163C Ford

  1. Check engine light illuminated
  2. Battery warning light on the dashboard
  3. Dimming or flickering headlights
  4. Electrical system malfunctions
  5. Difficulty starting the vehicle

How to Fix P163C Ford

  1. Diagnose the exact cause of the issue using a diagnostic scanner
  2. Inspect the generator field terminal and connections for any damage or corrosion
  3. Test the alternator and wiring for proper functionality
  4. Repair or replace any damaged components such as the generator field terminal or wiring
  5. Clear the error code and test the vehicle to ensure the issue has been resolved

Cost to Fix P163C Ford

The typical repair costs for addressing the P163C Ford code can range from $100 to $500, depending on the exact cause of the issue and the parts/labour required for the repair. It's important to note that diagnostic time and labour rates can vary, so it's advisable to get quotes from local auto repair shops for a more accurate estimate.

Need more information about the P163C Ford code?

Need more information on how to fix the P163C Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P163C Ford code diagnosed by a professional: Find a repair shop in your area

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 P163C Ford Code

1. What does the OBDII code P163C mean on a Ford vehicle?

P163C indicates that the Powertrain Control Module (PCM) has detected a low voltage condition in the secondary generator field terminal circuit.

2. What are the common symptoms of code P163C in a Ford?

Symptoms may include a charging system warning light, dim or flickering headlights, battery not charging properly, or intermittent electrical accessory failures.

3. What causes the P163C code to be triggered?

This code can be caused by a faulty alternator (secondary generator), damaged or corroded wiring, a loose or disconnected field terminal connection, or a malfunctioning PCM.

4. How can I diagnose a P163C code on my Ford?

Begin by checking the secondary generator’s field terminal and wiring for damage or corrosion, testing the alternator’s output, and inspecting the battery and PCM connections.

5. Can a bad alternator cause the P163C code to appear?

Yes, a failing or malfunctioning alternator can cause the P163C code by not properly regulating the field terminal voltage.

6. Is the P163C code a serious issue?

While the vehicle may still run initially, the code indicates a problem with the charging system that could lead to battery failure or electrical issues if not addressed promptly.

7. How do I fix the P163C code on a Ford?

Repairs may include replacing the alternator, repairing or replacing damaged wiring, cleaning corroded connectors, or reprogramming or replacing the PCM if necessary.

8. Can I drive my Ford with a P163C code?

It’s not recommended to drive for extended periods with this code, as it may lead to battery drainage or further electrical system failures.

9. What tools are needed to troubleshoot the P163C code?

You’ll need a multimeter to test voltage and continuity, a scan tool for reading and clearing codes, and possibly wiring diagrams for the vehicle.

10. Does the battery need to be replaced if the P163C code appears?

Not necessarily. While the battery may be affected by the charging system issue, it’s important to diagnose and fix the root cause before determining if the battery needs replacement.

Discuss the causes and fixes for P163C Ford OBDII Code

Submit a New Comment

Code P163C Ford comments

No comments found for this page.