AutoCodes – Ford – P1432 1998 Ford F150

P1432 1998 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 1998 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,674
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 22, 2019
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Code P1432 1998 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 1998 Ford F150 - Thermostat Heater Control Circuit Failure - AutoCodes.com
P1432 1998 Ford F150 Code - Thermostat Heater Control Circuit Failure

What are the Possible Causes of the DTC P1432 1998 Ford F150?

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

How to Fix the DTC P1432 1998 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1432 1998 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 1998 Ford F150 code?

Need more information on how to fix the P1432 1998 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the 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 P1432 1998 Ford F150 Code

1. What are the common symptoms of OBDII code P1432 (1998 Ford F150)?

The common symptoms of code P1432 include engine overheating, poor fuel economy, and a malfunctioning temperature gauge.

2. What causes the Thermostat Heater Control Circuit Failure in a 1998 Ford F150?

The most common cause of P1432 in a 1998 Ford F150 is a faulty thermostat heater control circuit, which can be caused by wiring issues, a defective thermostat, or a malfunctioning engine coolant temperature sensor.

3. How serious is OBDII code P1432 in a 1998 Ford F150?

Code P1432 should be addressed promptly as it can lead to engine overheating and potential engine damage if left unresolved.

4. How can I diagnose OBDII code P1432 in my 1998 Ford F150?

Diagnosing code P1432 involves using an OBDII scanner to retrieve the code, inspecting the thermostat, checking the wiring and connections, and testing the engine coolant temperature sensor.

5. Can I continue driving my 1998 Ford F150 with OBDII code P1432?

It is not recommended to drive your vehicle with code P1432 as it can result in engine overheating and further damage.

6. How much does it cost to repair OBDII code P1432 in a 1998 Ford F150?

The cost of repairing code P1432 can vary depending on the root cause of the issue, but it typically ranges from $200 to $500 for parts and labor.

7. Can I repair OBDII code P1432 in my 1998 Ford F150 myself?

If you have the necessary tools and automotive knowledge, you may be able to repair code P1432 yourself by replacing the faulty thermostat, repairing any wiring issues, or replacing the engine coolant temperature sensor.

8. Will resetting the OBDII code P1432 in my 1998 Ford F150 make it go away?

Resetting the code may temporarily clear the check engine light, but if the underlying issue causing code P1432 is not addressed, the code is likely to reappear.

9. How long does it take to repair OBDII code P1432 in a 1998 Ford F150?

The repair time for code P1432 can vary depending on the extent of the issue, but it typically takes a few hours to half a day to diagnose and fix the problem.

10. Is OBDII code P1432 specific to a 1998 Ford F150, or can it occur in other vehicles?

While OBDII code P1432 is specific to a 1998 Ford F150, similar thermostat heater control circuit failure codes can occur in other vehicles as well.

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