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Engine-Codes – Ford – P1436 2008 Ford Focus

P1436 2008 Ford Focus Code - A/C Evaporator Air Temperature Circuit Low

Quick Answer

The P1436 diagnostic trouble code (DTC) for a 2008 Ford Focus indicates a problem with the A/C evaporator air temperature circuit being too low. Common causes include Faulty A/C evaporator temperature sensor, Wiring issues or electrical connections related to the A/C evaporator circuit, Malfunctioning A/C control module. 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
P1436 2008 Ford Focus indicates A/C Evaporator Air Temperature Circuit Low.
Common causes
Common causes include Faulty A/C evaporator temperature sensor, Wiring issues or electrical connections related to the A/C evaporator circuit, Malfunctioning A/C control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code P1436 2008 Ford Focus Description

The P1436 diagnostic trouble code (DTC) for a 2008 Ford Focus indicates a problem with the A/C evaporator air temperature circuit being too low. The A/C evaporator is a key component of the vehicle's air conditioning system, responsible for cooling the air that is blown into the cabin. The evaporator works by absorbing heat from the air passing over it, which in turn cools the air before it is circulated throughout the vehicle.

OBDII Code P1436 2008 Ford Focus - A/C Evaporator Air Temperature Circuit Low
P1436 2008 Ford Focus Code - A/C Evaporator Air Temperature Circuit Low

Common Causes of P1436 2008 Ford Focus

  1. Faulty A/C evaporator temperature sensor.
  2. Wiring issues or electrical connections related to the A/C evaporator circuit.
  3. Malfunctioning A/C control module.
  4. Low refrigerant levels in the A/C system.
  5. Issues with the A/C compressor or other related components.

Symptoms of P1436 2008 Ford Focus

  1. Reduced cooling performance from the A/C system.
  2. Inconsistent temperature output from the vents.
  3. A/C system may intermittently stop working.
  4. Check engine light may illuminate on the dashboard.
  5. Unusual noises coming from the A/C system.

How to Fix P1436 2008 Ford Focus

  1. Begin by conducting a thorough inspection of the A/C evaporator temperature sensor and associated wiring for any signs of damage or wear.
  2. Test the A/C evaporator temperature sensor using a multimeter to determine if it is functioning within the specified parameters.
  3. Check the A/C control module for any fault codes or malfunctions that could be contributing to the issue.
  4. If necessary, recharge the A/C system with refrigerant to ensure proper levels for optimal performance.
  5. Clear the DTC from the vehicle's computer system and test the A/C system to verify that the issue has been resolved.

Cost to Fix P1436 2008 Ford Focus

The typical repair costs for addressing a P1436 code on a 2008 Ford Focus can vary depending on the specific cause of the issue. In general, the cost of parts for this repair could range from $50 to $200, with labor costs adding an additional $100 to $300. Overall, the total cost of addressing this issue could fall within the range of $150 to $500. It's important to note that these estimates are approximate and actual costs may vary based on factors such as location, labor rates, and the extent of the repairs needed. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate tailored to your specific situation.

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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.

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