AutoCodes – Ford – P1432 2001 Ford F150

P1432 2001 Ford F150 Code - Thermostat Heater Control Circuit Failure

Quick Answer

Thermostat Heater Control (THTRC) Circuit Failure. Common causes include Faulty Thermostat Heater, Thermostat Heater harness is open or shorted, Thermostat Heater 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: P1432 2001 Ford F150 indicates Thermostat Heater Control Circuit Failure.
Common causes: Common causes include Faulty Thermostat Heater, Thermostat Heater harness is open or shorted, Thermostat Heater 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 2,870

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 Aug 22, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1432 2001 Ford F150 Description

Thermostat Heater Control (THTRC) Circuit Failure. The Comprehensive Component Monitor (CCM) monitors the THTRC circuit to the Powertrain Control Module (PCM) for high and low voltage.

OBDII Code P1432 2001 Ford F150 - Thermostat Heater Control Circuit Failure - AutoCodes.com — P1432 2001 Ford F150 Code - Thermostat Heater Control Circuit Failure

What does this mean?

What are the Possible Causes of the DTC P1432 2001 Ford F150?

Faulty Thermostat Heater
Thermostat Heater harness is open or shorted
Thermostat Heater circuit poor electrical connection

How to Fix the DTC P1432 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 does this mean?

Code Tech Notes

The Comprehensive component monitor (CCM) monitors the THTRC circuit to the PCM for high and low voltage. If during testing; voltage was to fall below a calibrated limit for a calibrated amount of time the test will fail and set the DTC and MIL.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1432 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.

Need more information about the P1432 2001 Ford F150 code?

Need more information on how to fix the P1432 2001 Ford F150 code? Get Access to Factory Service Manuals

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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 P1432 2001 Ford F150 Code

1. What are the common symptoms of OBDII code P1432 in a 2001 Ford F150?

The common symptoms of OBDII code P1432 in a 2001 Ford F150 include the engine running hot, the temperature gauge fluctuating, and the Check Engine light illuminating.

2. What does the OBDII code P1432 on a 2001 Ford F150 indicate?

OBDII code P1432 on a 2001 Ford F150 indicates a thermostat heater control circuit failure.

3. What are the possible causes of OBDII code P1432 in a 2001 Ford F150?

Possible causes of OBDII code P1432 in a 2001 Ford F150 include a faulty thermostat, a malfunctioning thermostat heater control circuit, wiring issues, or a defective engine coolant temperature sensor.

4. How serious is OBDII code P1432 in a 2001 Ford F150?

OBDII code P1432 in a 2001 Ford F150 is considered a moderate issue. While it may not cause immediate engine failure, it can lead to overheating and potential engine damage if left unrepaired.

5. How can I diagnose OBDII code P1432 on my 2001 Ford F150?

To diagnose OBDII code P1432 on a 2001 Ford F150, you can use an OBDII scanner to retrieve the code, inspect the thermostat, check the thermostat heater control circuit, and test the engine coolant temperature sensor.

6. Can I still drive my 2001 Ford F150 with OBDII code P1432?

It is not recommended to drive your 2001 Ford F150 with OBDII code P1432, especially if you are experiencing symptoms like overheating. Continued driving can lead to further engine damage.

7. How do I repair OBDII code P1432 on my 2001 Ford F150?

Repairing OBDII code P1432 on a 2001 Ford F150 involves replacing the faulty thermostat, repairing or replacing any damaged wiring, and addressing any issues with the thermostat heater control circuit.

8. Can a DIY enthusiast fix OBDII code P1432 on a 2001 Ford F150?

A DIY enthusiast with automotive repair experience may be able to fix OBDII code P1432 on a 2001 Ford F150 by following a repair manual and using the necessary tools.

9. How much does it cost to repair OBDII code P1432 on a 2001 Ford F150?

The cost to repair OBDII code P1432 on a 2001 Ford F150 can vary depending on the extent of the issue, parts needed, and labor costs. It is recommended to obtain quotes from auto repair shops for an accurate estimate.

10. How can I prevent OBDII code P1432 in my 2001 Ford F150?

To prevent OBDII code P1432 in a 2001 Ford F150, it is essential to perform regular maintenance, such as checking the cooling system, replacing the thermostat as needed, and addressing any issues promptly to avoid further damage.