AutoCodes – Ford – P1244 2002 Ford F150

P1244 2002 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 2002 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.

Save to My Repairs My Repairs

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

Code Popularity 1,700

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
Add Comment

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

Code P1244 2002 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 2002 Ford F150 - Alternator Load Input Failed High - AutoCodes.com — P1244 2002 Ford F150 Code - Alternator Load Input Failed High

What does this mean?

What are the Possible Causes of the DTC P1244 2002 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 2002 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 2002 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 2002 Ford F150 code?

Need more information on how to fix the P1244 2002 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1244 2002 Ford F150 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 P1244 2002 Ford F150 Code

1. What are the common symptoms of OBDII code P1244 in a 2002 Ford F150?

The common symptoms of OBDII code P1244 in a 2002 Ford F150 include dimming or flickering lights, a dead battery, and issues with the electrical system.

2. What does the OBDII code P1244 "Alternator Load Input Failed High" mean in a 2002 Ford F150?

The OBDII code P1244 in a 2002 Ford F150 indicates that there is an issue with the alternator load input signal being higher than expected, suggesting a problem with the alternator or related components.

3. What are the possible causes of OBDII code P1244 in a 2002 Ford F150?

Possible causes of OBDII code P1244 in a 2002 Ford F150 include a faulty alternator, damaged wiring or connectors in the alternator circuit, or a malfunctioning alternator load sensor.

4. How can I diagnose the OBDII code P1244 in a 2002 Ford F150?

To diagnose OBDII code P1244 in a 2002 Ford F150, you can use a scan tool to check for the code, inspect the alternator and its connections for any visible damage, and test the alternator load sensor for proper functioning.

5. Can driving with OBDII code P1244 in a 2002 Ford F150 cause further damage?

Continuing to drive with OBDII code P1244 in a 2002 Ford F150 can potentially cause damage to the electrical system, drain the battery, or lead to a complete alternator failure, resulting in a breakdown.

6. How do I repair OBDII code P1244 in a 2002 Ford F150?

To repair OBDII code P1244 in a 2002 Ford F150, you may need to replace the alternator, repair or replace damaged wiring or connectors, or recalibrate the alternator load sensor as necessary.

7. Is it safe to continue driving my 2002 Ford F150 with OBDII code P1244?

It is not recommended to continue driving your 2002 Ford F150 with OBDII code P1244, as it can lead to further electrical issues, potential battery failure, and ultimately a breakdown.

8. How much does it typically cost to fix OBDII code P1244 in a 2002 Ford F150?

The cost to fix OBDII code P1244 in a 2002 Ford F150 can vary depending on the specific issue, but it may range from $200 to $800, including parts and labor.

9. Can I reset OBDII code P1244 in a 2002 Ford F150 by disconnecting the battery?

While disconnecting the battery may temporarily clear the code, it is not a recommended method to fix OBDII code P1244 in a 2002 Ford F150. It is important to diagnose and address the underlying issue causing the code.

10. How often does OBDII code P1244 occur in a 2002 Ford F150?

OBDII code P1244 "Alternator Load Input Failed High" in a 2002 Ford F150 is a relatively uncommon code, but it can occur due to alternator or electrical system issues.