P0064 - Intake Air Temperature Sensor Circuit Range/Performance Problem in Honda, Toyota, and Ford Models

Quick Answer

P0064 means: P0064 indicates an issue with the intake air temperature sensor circuit performance.

Fix: Check and replace faulty components Cost: $150 - $300 Time: 90-180 minutes

Can I drive with P0064? Immediate attention is recommended to prevent engine performance issues.

Common Questions

What does P0064 mean and how does it affect my car?

The P0064 code signifies an issue with your vehicle's intake air temperature sensor, which is crucial for regulating your engine's air-fuel mixture. If this sensor fails, you may experience poor fuel efficiency, rough idling, and reduced engine power, affecting your driving experience and potentially leading to more significant engine issues if not addressed.

What are the most common causes of P0064 and how much does it cost to fix?

Common causes of the P0064 code include a faulty intake air temperature sensor, damaged wiring, and air intake leaks. Repair costs can range from $150 for a simple sensor replacement to $1,000 if the ECM needs replacing. It's essential to have a professional diagnose the exact issue to avoid unnecessary expenses.

Can I drive my car with P0064 or should I stop immediately?

While it may be possible to drive with the P0064 code, it is not advisable. Continuing to drive can lead to further engine complications and decreased performance. If you notice significant symptoms like poor acceleration or rough idling, it's best to stop and seek a professional diagnosis as soon as possible.

How can I diagnose P0064 myself using GeekOBD APP?

To diagnose P0064 using the GeekOBD APP, start by connecting the app to your vehicle's OBD2 port. Run a scan to retrieve the trouble codes and read the freeze frame data to understand the conditions when the code was triggered. Pay attention to the intake air temperature sensor readings and compare them with manufacturer specifications to pinpoint the issue.

What vehicles are most commonly affected by P0064?

The P0064 code is commonly found in vehicles like the 2015-2018 Honda Civic, 2010-2015 Toyota Camry, and 2013-2018 Ford Focus. If you own one of these models, it's vital to monitor for symptoms of this code, as they may be more prone to this issue.

How can I prevent P0064 from happening again?

To prevent future occurrences of the P0064 code, regularly inspect and maintain your vehicle's air intake system. Ensure that the intake air temperature sensor and wiring are clean and free from damage. Following your vehicle's maintenance schedule and using quality replacement parts can also help reduce the risk of this code appearing again.

What is P0064?

The DTC P0064 code indicates a problem with the intake air temperature sensor circuit, particularly in its range or performance. This code is common in vehicles like the 2015-2018 Honda Civic, 2010-2015 Toyota Camry, and 2013-2018 Ford Focus. The intake air temperature sensor plays a critical role in measuring the temperature of the air entering the engine, which helps the engine control module (ECM) adjust the air-fuel mixture for optimal combustion. When the ECM detects that the sensor reading is out of the expected range, it triggers the P0064 trouble code. This can lead to poor engine performance, increased emissions, and reduced fuel economy. Drivers may notice symptoms such as rough idling, decreased power during acceleration, or a constant check engine light. Ignoring this issue can lead to further engine complications, making it essential to address it promptly. Understanding the implications of this code and its impact on your vehicle's performance can help you take the necessary steps for diagnosis and repair.

System: P - Powertrain (Engine, Transmission, Emissions)

Symptoms

Common symptoms when P0064 is present:

  • Check engine light stays on constantly, indicating an error detected in the intake air temperature sensor.
  • Engine hesitates during acceleration, which can be felt as a lack of power or responsiveness when pressing the accelerator.
  • Fuel economy decreased by 10-15%, leading to more frequent trips to the gas station and higher fuel expenses.
  • Rough idling, where the engine feels unstable and may vibrate excessively when the vehicle is stationary.
  • Increased emissions, potentially leading to failed emissions tests or affecting overall vehicle compliance.

Possible Causes

Most common causes of P0064 (ordered by frequency):

  1. Faulty intake air temperature sensor (60% likelihood) - The most common cause is a malfunctioning sensor that gives incorrect readings.
  2. Damaged wiring or connectors (20% likelihood) - Frayed wires or poor connections can disrupt the signal sent to the ECM.
  3. Air intake leaks (10% likelihood) - Leaks can cause incorrect air measurements, affecting sensor performance.
  4. Faulty ECM (7% likelihood) - Although less common, a malfunction in the ECM could misinterpret the sensor data.
  5. Contaminated sensor (3% likelihood) - Dirt or debris can obstruct the sensor, leading to inaccurate readings.

P0064 Repair Costs

Cost Breakdown by Repair Type

Intake Air Temperature Sensor Replacement

Replacing the faulty intake air temperature sensor with a new one.

  • Total: $150 - $300
  • Success rate: 85%
Wiring and Connector Repair

Repairing or replacing damaged wiring or connectors in the intake air temperature sensor circuit.

  • Total: $100 - $250
  • Success rate: 75%
ECM Reprogramming or Replacement

If the ECM is found faulty, it may require reprogramming or replacement.

  • Total: $500 - $1,000
  • Success rate: 50%
Money-Saving Tips for P0064
  • Start with the most common and least expensive repairs first
  • Use GeekOBD APP to confirm diagnosis before replacing expensive parts
  • Consider preventive maintenance to avoid future occurrences
  • Compare prices for OEM vs aftermarket parts based on your needs
  • Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional P0064 Diagnosis Process

Follow these systematic steps to accurately diagnose P0064. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)

Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 2: Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes)

Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 3: Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the intake air temperature sensor and wiring (20-30 minutes)

Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the intake air temperature sensor and wiring (20-30 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 4: Step 4: System function test - Verify proper operation after repairs and clear codes, ensuring the sensor operates within specified parameters (10-15 minutes)

Step 4: System function test - Verify proper operation after repairs and clear codes, ensuring the sensor operates within specified parameters (10-15 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and monitor for any recurring symptoms (15-20 minutes)

Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and monitor for any recurring symptoms (15-20 minutes).

GeekOBD APP Tip: Use GeekOBD APP to monitor real-time data during this diagnostic step for accurate results and professional-grade analysis.

Important Notes

  • Always verify the repair with GeekOBD APP after completing diagnostic steps
  • Clear codes and test drive to ensure the problem is resolved
  • Address underlying causes to prevent code recurrence

Real Repair Case Studies

Case Study 1: Intake Air Temperature Sensor Replacement in a 2016 Honda Civic

Vehicle: 2016 Honda Civic, 45,000 miles

Problem: The customer reported a check engine light and poor acceleration performance.

Diagnosis: An OBD2 scan revealed the P0064 code. A visual inspection showed a damaged intake air temperature sensor.

Solution: Replaced the faulty intake air temperature sensor with a new OEM part.

Cost: $200 (parts: $100, labor: $100)

Result: The vehicle's performance improved, and the check engine light was cleared successfully.

Case Study 2: Wiring Repair on a 2014 Toyota Camry

Vehicle: 2014 Toyota Camry, 60,000 miles

Problem: The customer complained of rough idling and a constant check engine light.

Diagnosis: OBD2 scanning revealed the P0064 code, and a wiring inspection showed corrosion on the sensor connector.

Solution: Repaired the corroded wiring and connectors, ensuring a secure connection.

Cost: $150 (parts: $50, labor: $100)

Result: The check engine light was resolved, and the vehicle idled smoothly after the repair.

Diagnose P0064

Use GeekOBD APP for professional diagnosis!

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  • Step-by-step repair guidance
  • Professional-grade analysis
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Code Information

Code: P0064
System: Powertrain (Engine, Transmission, Emissions)
Severity: HIGH
Category: Engine Codes