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Engine-Codes – Generic – P1460

P1460 Code - Wide Open Throttle A/C Cutoff Relay Circuit

Quick Answer

The P1460 code indicates a problem with the wide open throttle A/C cutoff relay circuit in the vehicle. Common causes include Faulty wide open throttle A/C cutoff relay, Wiring or connection issues in the relay circuit, Defective engine control module (ECM). 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
P1460 indicates Wide Open Throttle A/C Cutoff Relay Circuit.
Common causes
Common causes include Faulty wide open throttle A/C cutoff relay, Wiring or connection issues in the relay circuit, Defective engine control module (ECM).
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P1460 Description

The P1460 code indicates a problem with the wide open throttle A/C cutoff relay circuit in the vehicle. In practical terms, this means that the engine control module (ECM) has detected an issue with the relay that controls the air conditioning system when the engine is running at wide open throttle (WOT). When the vehicle is under heavy acceleration or at WOT, the A/C system is typically disabled to provide maximum power to the engine.

OBDII Code P1460 - Wide Open Throttle A/C Cutoff Relay Circuit
P1460 Code - Wide Open Throttle A/C Cutoff Relay Circuit

Common Causes of P1460

  1. Faulty wide open throttle A/C cutoff relay
  2. Wiring or connection issues in the relay circuit
  3. Defective engine control module (ECM)
  4. Electrical issues such as a blown fuse or short circuit
  5. Mechanical problems in the A/C system causing the relay to malfunction

Symptoms of P1460

  1. Erratic A/C operation when the throttle is wide open
  2. Reduced engine performance during acceleration
  3. Engine overheating under heavy load
  4. Check engine light illuminated on the dashboard

How to Fix P1460

  1. Perform a thorough inspection of the wide open throttle A/C cutoff relay and associated wiring for any visible damage or corrosion.
  2. Test the relay using a multimeter to check for proper functionality. Replace the relay if it is found to be faulty.
  3. Inspect the ECM for any signs of damage or malfunction. Replace if necessary.
  4. Check the electrical system for any blown fuses or wiring issues, repairing or replacing components as needed.
  5. Test the A/C system to ensure proper operation and functionality after the relay replacement.

Cost to Fix P1460

The typical repair costs for addressing a P1460 code related to the wide open throttle A/C cutoff relay circuit can range from $100 to $300, including parts and labor. However, the actual cost may vary depending on the specific vehicle make and model, the location of the repair shop, and the extent of the issue. Additionally, diagnosis time and labor rates can vary between auto repair shops, with rates typically ranging from $80 to $150 per hour. It's recommended to inquire about local rates to obtain a more accurate estimate for this repair.

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Code P1460 Information for Specific Makes

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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