AutoCodes – Ford – P1245 2007 Ford Fusion

P1245 2007 Ford Fusion Code - Alternator Load Input Failed Low

Quick Answer

The Powertrain Control Module (PCM) monitors generator load from the generator/regulator in the form of frequency. Common causes include Faulty Alternator/Generator, Broken Alternator Belt, Alternator/Generator harness is open or shorted. 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: P1245 2007 Ford Fusion indicates Alternator Load Input Failed Low.
Common causes: Common causes include Faulty Alternator/Generator, Broken Alternator Belt, Alternator/Generator harness is open or shorted.
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.

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Code Popularity 1,582

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 21, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1245 2007 Ford Fusion Description

The Powertrain Control Module (PCM) monitors generator load from the generator/regulator in the form of frequency. The fault indicates the input is lower than the load should be in normal operation. The load input could be low when no generator output exists.

OBDII Code P1245 2007 Ford Fusion - Alternator Load Input Failed Low - AutoCodes.com — P1245 2007 Ford Fusion Code - Alternator Load Input Failed Low

What does this mean?

What are the Possible Causes of the DTC P1245 2007 Ford Fusion?

Faulty Alternator/Generator
Broken Alternator Belt
Alternator/Generator harness is open or shorted
Alternator/Generator circuit poor electrical connection
Damaged Powertrain Control Module (PCM)

How to Fix the DTC P1245 2007 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1245 2007 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 P1245 2007 Ford Fusion code?

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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 P1245 2007 Ford Fusion Code

1. What are common symptoms of OBDII code P1245 on a 2007 Ford Fusion?

- Common symptoms include dimming headlights, weak or dead battery, and issues with electrical components.

2. What does the OBDII code P1245 "Alternator Load Input Failed Low" mean for a 2007 Ford Fusion?

- The code indicates that the vehicle's powertrain control module (PCM) has detected a low voltage signal from the alternator load input circuit.

3. What are possible causes of the P1245 code on a 2007 Ford Fusion?

- Possible causes include a faulty alternator, damaged wiring in the alternator circuit, a failing battery, or a malfunctioning PCM.

4. How can I diagnose the P1245 code on my 2007 Ford Fusion?

- Diagnosis typically involves checking the alternator's output voltage, inspecting the wiring for any damage, testing the battery's condition, and scanning the PCM for other trouble codes.

5. Can I still drive my 2007 Ford Fusion with the P1245 code present?

- It is not recommended to drive the vehicle with the P1245 code as it can lead to further electrical system issues and potential breakdowns.

6. How can I repair the Alternator Load Input Failed Low issue on my 2007 Ford Fusion?

- Repair may involve replacing the alternator, repairing any damaged wiring, ensuring a good connection at the alternator and battery terminals, and clearing the trouble codes.

7. Will resetting the trouble codes make the P1245 code go away on a 2007 Ford Fusion?

- While clearing the trouble codes may temporarily turn off the check engine light, the underlying issue causing the P1245 code will need to be addressed to prevent it from reoccurring.

8. How much does it typically cost to fix the P1245 code on a 2007 Ford Fusion?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from $200 to $800, including parts and labor.

9. Can a DIY enthusiast fix the P1245 code on a 2007 Ford Fusion?

- While some experienced DIYers may be able to diagnose and repair the issue, dealing with electrical components like the alternator and wiring may require professional expertise.

10. Is it important to address the P1245 code promptly on a 2007 Ford Fusion?

- Yes, addressing the P1245 code promptly is crucial to prevent potential damage to the vehicle's electrical system, avoid battery drain, and ensure safe driving conditions.