AutoCodes – Ford – P1244 2003 Ford F150

P1244 2003 Ford F150 Code - Alternator Load Input Failed High

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, Alternator/Generator harness is open or shorted, Alternator/Generator circuit poor electrical connection. 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: P1244 2003 Ford F150 indicates Alternator Load Input Failed High.
Common causes: Common causes include Faulty Alternator/Generator, Alternator/Generator harness is open or shorted, Alternator/Generator circuit poor electrical connection.
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 1,900

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 P1244 2003 Ford F150 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 high when a battery short to ground exists.

OBDII Code P1244 2003 Ford F150 - Alternator Load Input Failed High - AutoCodes.com — P1244 2003 Ford F150 Code - Alternator Load Input Failed High

What does this mean?

What are the Possible Causes of the DTC P1244 2003 Ford F150?

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

How to Fix the DTC P1244 2003 Ford F150?

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 P1244 2003 Ford F150 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 P1244 2003 Ford F150 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 P1244 2003 Ford F150 Code

1. What are the common symptoms of OBDII code P1244 in a 2003 Ford F150?

- The common symptoms include dimming headlights, flickering dashboard lights, battery draining quickly, and potential issues with the vehicle's electrical system.

2. What does the OBDII code P1244 "Alternator Load Input Failed High" mean in a 2003 Ford F150?

- This code indicates that the alternator's load input has exceeded the maximum acceptable level, leading to potential problems with the charging system.

3. What are the possible causes of OBDII code P1244 in a 2003 Ford F150?

- The potential causes of this code can include a faulty alternator, damaged wiring or connectors in the charging system, or issues with the battery.

4. How can I diagnose the OBDII code P1244 in my 2003 Ford F150?

- To diagnose this code, you can use a diagnostic scanner to read the code, check the alternator's output voltage, inspect the wiring and connectors for any damage, and conduct a load test on the battery.

5. What are some repair tips for fixing OBDII code P1244 in a 2003 Ford F150?

- Repair tips include replacing a faulty alternator, repairing or replacing damaged wiring or connectors, ensuring the battery is in good condition, and resetting the trouble code after repairs are completed.

6. Is it safe to continue driving my 2003 Ford F150 with OBDII code P1244 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential issues with the charging system, resulting in battery drain and electrical problems.

7. How much does it typically cost to repair OBDII code P1244 in a 2003 Ford F150?

- The cost of repairs can vary depending on the specific cause of the code, but it may range from a couple of hundred dollars for minor repairs to over a thousand dollars if the alternator needs to be replaced.

8. Can I reset the OBDII code P1244 in my 2003 Ford F150 myself?

- Yes, you can reset the code yourself using a diagnostic scanner or by disconnecting the vehicle's battery for a few minutes. However, it is important to address the underlying issue causing the code to prevent it from reoccurring.

9. What steps should I take if OBDII code P1244 keeps coming back in my 2003 Ford F150?

- If the code keeps coming back after resetting, it is important to thoroughly inspect the alternator, wiring, and battery to ensure all components are functioning properly and address any underlying issues.

10. Can a DIY enthusiast with basic automotive knowledge repair OBDII code P1244 in a 2003 Ford F150?

- While some aspects of the repair may be within reach for a DIY enthusiast, diagnosing and fixing electrical issues related to the charging system can be complex, and it may be best to consult a professional mechanic for assistance.