P1245 2007 Ford Fusion Code - Alternator Load Input Failed Low
Quick Answer
The P1245 diagnostic trouble code (DTC) for a 2007 Ford Fusion indicates that the alternator load input has failed low. Common causes include Faulty alternator load input sensor, Damaged wiring or connectors in the alternator load input circuit, Failing alternator. 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 load input sensor, Damaged wiring or connectors in the alternator load input circuit, Failing alternator.
- 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 P1245 2007 Ford Fusion Description
The P1245 diagnostic trouble code (DTC) for a 2007 Ford Fusion indicates that the alternator load input has failed low. This means that the vehicle's powertrain control module (PCM) has detected a lower than expected voltage signal from the alternator load input circuit. The alternator load input is responsible for monitoring the electrical load on the vehicle's charging system, which includes the battery and alternator. When the PCM detects a low voltage signal, it may illuminate the check engine light and trigger this code.
Common Causes of P1245 2007 Ford Fusion
- Faulty alternator load input sensor
- Damaged wiring or connectors in the alternator load input circuit
- Failing alternator
- Malfunctioning PCM
- Corrosion or poor connections in the electrical system
Symptoms of P1245 2007 Ford Fusion
- Check engine light illuminated
- Dimming headlights or interior lights
- Battery warning light on the dashboard
- Difficulty starting the vehicle
- Electrical issues such as radio or power windows not working properly
How to Fix P1245 2007 Ford Fusion
- Begin by conducting a thorough inspection of the alternator load input circuit, including the sensor, wiring, and connectors.
- Test the alternator load input sensor using a multimeter to ensure it is sending the correct voltage signal to the PCM.
- Check the alternator for proper operation and charging output.
- Inspect the PCM for any signs of damage or malfunction.
- Replace any faulty components, such as the alternator load input sensor, damaged wiring, or a failing alternator, and clear the DTC from the PCM.
Cost to Fix P1245 2007 Ford Fusion
The cost of repairing a P1245 DTC on a 2007 Ford Fusion can vary depending on the specific cause of the issue. In general, the cost of parts for this repair could range from $50 to $200, with labor costs adding an additional $100 to $300. Overall, the total repair cost could be anywhere from $150 to $500. It's important to note that labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle specifics.
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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.
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