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P00EF: Intake Air Temperature Sensor 3 Circuit Low Bank 2

Severity
Medium
System
Fuel and Air Metering
Last reviewed: Last updated:

Methodology: We combine code standards with complaint and reliability patterns, then review for clear, vehicle-first diagnosis steps.

Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).

Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.

What Does P00EF Mean?

P00EF is a diagnostic trouble code indicating: Intake Air Temperature Sensor 3 Circuit Low Bank 2. This code relates to the fuel and air metering system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P00EF

Common Causes

Frequently Asked Questions

What does P00EF mean?
P00EF indicates: Intake Air Temperature Sensor 3 Circuit Low Bank 2. The vehicle's computer has detected that the Intake Air Temperature Sensor 3 is not operating within its expected parameters and stored this diagnostic trouble code.
Can I drive with code P00EF?
You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P00EF for extended periods may cause additional problems.
How much does it cost to fix P00EF?
Repair costs for P00EF typically range from $20 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

  • 🔧 Repair broken wire or restore ground in Intake Air Temperature Sensor 3 circuit
  • 🔧 Clean and secure Intake Air Temperature Sensor 3 connector and ground points
  • 🔧 Replace failed Intake Air Temperature Sensor 3
  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

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