AutoCodes – Ford – P0562 2012 Ford Fusion

P0562 2012 Ford Fusion Code - System Voltage Low

Quick Answer

With the engine running, the charging system warning indicator is off. Common causes include Low battery charge, Battery defective, Loose or missing alternator drive belt. 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: P0562 2012 Ford Fusion indicates System Voltage Low.
Common causes: Common causes include Low battery charge, Battery defective, Loose or missing alternator drive belt.
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.

Save to My Repairs Step-by-Step Diagnostic Guide My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 4,632

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 12, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P0562 2012 Ford Fusion Description

With the engine running, the charging system warning indicator is off. The sense circuit to the generator field coil is 13-15 volts. This voltage feedback is used by the regulator to maintain the battery voltage at the desired set point. The Stator circuit (internal to the generator) is used to monitor generator operation. This circuit and other regulator internal conditions are checked by the regulator to allow the Powertrain Control Module (PCM) to turn off the charging system warning indicator by sending a message over the controller area network (CAN) bus to the instrument cluster (IC). The positive battery output (B+) circuit is the generator output voltage supplied to the battery and electrical system.
The System voltage is monitored by the PCM. This Diagnostic Trouble Code (DTC) is set when the Powertrain Control Module detects low system voltage.

OBDII Code P0562 2012 Ford Fusion - System Voltage Low - AutoCodes.com — P0562 2012 Ford Fusion Code - System Voltage Low

What does this mean?

What are the Possible Causes of the DTC P0562 2012 Ford Fusion?

Low battery charge
Battery defective
Loose or missing alternator drive belt
Faulty alternator
Open or short system voltage circuit

How to Fix the DTC P0562 2012 Ford Fusion?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What does this mean?

Code Tech Notes

Start by checking for loose or corroded battery terminals. If the terminals are OK, the next step is to recharge or replace the battery.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0562 2012 Ford Fusion code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0562 2012 Ford Fusion code?

Need more information on how to fix the P0562 2012 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0562 2012 Ford Fusion 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 P0562 2012 Ford Fusion Code

1. What does the OBDII code P0562 mean for a 2012 Ford Fusion?

P0562 indicates that the vehicle's Powertrain Control Module (PCM) has detected low system voltage, typically below 10.0 volts for an extended period.

2. What are common symptoms of the P0562 code in a 2012 Ford Fusion?

Symptoms include dim or flickering lights, weak or non-functional accessories, difficulty starting the engine, and possible stalling while driving.

3. What are the most common causes of the P0562 code?

The common causes include a failing alternator, a weak or dead battery, poor battery connections, damaged wiring, or a faulty voltage regulator.

4. Can driving with the P0562 code damage my 2012 Ford Fusion?

Yes, driving with low system voltage can strain electrical components, potentially damaging the alternator, battery, or other systems dependent on proper voltage.

5. How do I diagnose the P0562 code in my Ford Fusion?

Start by checking the battery voltage with a multimeter. Inspect the battery terminals, alternator, and related wiring for damage or corrosion. Test the alternator's output and ensure the voltage regulator is functioning properly.

6. Can a bad battery alone cause the P0562 code?

Yes, a weak or failing battery that cannot maintain proper voltage levels can trigger the P0562 code.

7. How much does it cost to repair the P0562 code on a 2012 Ford Fusion?

The cost varies depending on the issue. Replacing a battery can cost $100â€“$250, while alternator replacement typically ranges from $400â€“$800, including parts and labor.

8. Can a loose or corroded battery cable cause the P0562 code?

Yes, loose or corroded battery connections can lead to voltage drops, triggering the P0562 code.

9. How can I prevent the P0562 code from occurring again?

Regularly inspect and clean battery terminals, ensure the alternator is functioning correctly, and replace the battery when it shows signs of weakening.

10. Will resetting the code fix the P0562 issue on my 2012 Ford Fusion?

Resetting the code may temporarily clear it, but the underlying issue causing the low voltage must be addressed to prevent the code from returning.