AutoCodes – Ford – P1464 2001 Ford F150

P1464 2001 Ford F150 Code - Air Conditioning Demand Out Of Self Test Range

Quick Answer

The Diagnostic Trouble Code (DTC) P1464 can be set if A/C or defroster is on during Key On Engine Off (KOEO) or Key On Engine Running (KOER) self-test. Common causes include Faulty A/C Demand Switch, Faulty Wide Open Throttle A/C Cutoff (WAC) Relay, Wide Open Throttle A/C Cutoff Relay harness is open or shorted. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: P1464 2001 Ford F150 indicates Air Conditioning Demand Out Of Self Test Range.
Common causes: Common causes include Faulty A/C Demand Switch, Faulty Wide Open Throttle A/C Cutoff (WAC) Relay, Wide Open Throttle A/C Cutoff Relay harness is open or shorted.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 3,652

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jul 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
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Code P1464 2001 Ford F150 Description

The Diagnostic Trouble Code (DTC) P1464 can be set if A/C or defroster is on during Key On Engine Off (KOEO) or Key On Engine Running (KOER) self-test. The DTC P1464 is set when ACCS input to Powertrain Control Module (PCM) was high during self-test.

OBDII Code P1464 2001 Ford F150 - Air Conditioning Demand Out Of Self Test Range - AutoCodes.com — P1464 2001 Ford F150 Code - Air Conditioning Demand Out Of Self Test Range

What does this mean?

What are the Possible Causes of the DTC P1464 2001 Ford F150?

Faulty A/C Demand Switch
Faulty Wide Open Throttle A/C Cutoff (WAC) Relay
Wide Open Throttle A/C Cutoff Relay harness is open or shorted
Wide Open Throttle A/C Cutoff Relay circuit poor electrical connection
Faulty Powertrain Control Module (PCM)

How to Fix the DTC P1464 2001 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 P1464 2001 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.

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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 P1464 2001 Ford F150 Code

1. What are the common symptoms of OBDII code P1464 in a 2001 Ford F150?

The common symptoms of OBDII code P1464 in a 2001 Ford F150 include issues with the air conditioning system, such as poor cooling performance or the AC not working at all.

2. What does the OBDII code P1464 indicate in a 2001 Ford F150?

OBDII code P1464 in a 2001 Ford F150 indicates that the air conditioning demand is out of the self-test range. This means there is a problem with the AC system self-test process.

3. What are the possible causes of OBDII code P1464 in a 2001 Ford F150?

Possible causes of OBDII code P1464 in a 2001 Ford F150 include a faulty AC pressure switch, wiring issues, a malfunctioning HVAC control module, or a problem with the AC compressor.

4. How can I diagnose the OBDII code P1464 in my 2001 Ford F150?

Diagnosing OBDII code P1464 in a 2001 Ford F150 involves checking the AC pressure switch, inspecting the wiring for any damage, testing the HVAC control module, and ensuring the AC compressor is functioning properly.

5. Can I still drive my 2001 Ford F150 with OBDII code P1464?

It is not recommended to drive your 2001 Ford F150 with OBDII code P1464, as it indicates a problem with the air conditioning system that may affect the overall performance of the vehicle.

6. How can I repair OBDII code P1464 in my 2001 Ford F150?

To repair OBDII code P1464 in a 2001 Ford F150, you may need to replace the faulty AC pressure switch, repair any damaged wiring, reset the HVAC control module, or fix any issues with the AC compressor.

7. Are there any DIY tips for fixing OBDII code P1464 in a 2001 Ford F150?

If you have experience working on automotive systems, you may attempt to diagnose and repair OBDII code P1464 in a 2001 Ford F150 by checking the AC components mentioned earlier and addressing any issues you find.

8. Can resetting the OBDII system clear the P1464 code in my 2001 Ford F150?

Resetting the OBDII system may temporarily clear the P1464 code in a 2001 Ford F150, but if the underlying issue with the air conditioning system is not addressed, the code is likely to return.

9. How much does it typically cost to fix OBDII code P1464 in a 2001 Ford F150?

The cost of fixing OBDII code P1464 in a 2001 Ford F150 can vary depending on the specific cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

10. Is it necessary to visit a mechanic for OBDII code P1464 in a 2001 Ford F150?

While it is possible to diagnose and repair OBDII code P1464 in a 2001 Ford F150 on your own, if you are not experienced or confident in your abilities, it is recommended to seek professional help to ensure the issue is properly resolved.