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Home/Cars/Toyota/Highlander/Third Generation (2014-2019)/how to fix P0011 code in Toyota Highlander Third Generation (2014-2019)

how to fix P0011 code in Toyota Highlander Third Generation (2014-2019)

Toyota Highlander Third Generation (2014-2019)

Severity: highDifficulty: mediumError Code: P00112-4 hours
4 min read
675 words

⚠️ Safety Warning

This issue requires immediate attention. If you are not experienced with automotive repairs, consult a professional mechanic. Working on critical systems can be dangerous.

Problem Statement

Learn how to diagnose and fix P0011 code related to VVT system in Toyota Highlander (2014-2019). Step-by-step guide with tools and procedures.

Error Code
P0011
Component
Engine
Repair Time
2-4 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow the engine to cool before beginning repairs.

Symptoms

  • •Check engine light illuminated
  • •Rough idle or stalling
  • •Decreased engine power or acceleration
  • •Poor fuel economy
  • •Engine knocking or ticking noise
  • •Increased emissions

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm the P0011 code and check for any related codes.
  2. 2Inspect the engine oil level and quality; low or dirty oil can affect VVT performance.
  3. 3Visually inspect the VVT solenoid and wiring for damage, corrosion, or loose connections.
  4. 4Check the operation of the VVT solenoid by applying direct battery voltage to see if it actuates properly.
  5. 5Measure the oil flow to the VVT system using an oil pressure gauge; confirm that it meets manufacturer specifications.
  6. 6Inspect the timing chain/belt and verify that it is aligned correctly, checking for any wear or damage.

Solution

Solution

1. Preparation

  • Gather tools and parts needed.
  • Disconnect the battery before starting work to prevent electrical shorts.
  • Ensure the engine is cool before beginning repairs.

2. Replace the VVT Solenoid

  1. Locate the VVT Solenoid:

    • Refer to the vehicle’s service manual to find the exact location (usually near the camshaft).
  2. Remove the Engine Cover (if necessary):

    • Use a socket set to remove any bolts securing the engine cover and lift it off.
  3. Disconnect Electrical Connector:

    • Carefully unplug the electrical connector from the VVT solenoid.
  4. Remove the VVT Solenoid:

    • Use the appropriate socket to remove the bolts securing the solenoid. Carefully pull it out of its position.
  5. Install the New VVT Solenoid:

    • Apply a small amount of engine oil to the O-ring of the new solenoid for a better seal.
    • Insert the new solenoid into its position and tighten the bolts to the manufacturer’s torque specifications (typically around 8-10 ft-lbs).

3. Change Engine Oil and Filter

  1. Drain the Old Oil:

    • Place an oil drain pan under the oil pan and remove the drain plug using a socket wrench. Allow the oil to fully drain.
  2. Replace the Oil Filter:

    • Use an oil filter wrench to remove the old oil filter. Apply oil to the O-ring of the new filter and install it securely.
  3. Refill with Fresh Oil:

    • Replace the drain plug and refill the engine with the recommended oil type and quantity (typically 0W-20 for this model).

4. Clear Codes and Test

  1. Reconnect the Battery:

    • Reconnect the battery terminal.
  2. Clear the P0011 Code:

    • Use the OBD-II scanner to erase the trouble codes from the ECM.
  3. Test Drive:

    • Take the vehicle for a test drive to verify that the check engine light does not reappear and that the engine runs smoothly.

Verification

After completing the repair, verify that the issue has been resolved:

  • Test the affected component to ensure it functions correctly
  • Check for any error codes or warning lights
  • Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • OBD-II scanner
  • Socket set
  • Oil filter wrench
  • Oil drain pan
  • Torque wrench
  • Oil pressure gauge

Parts Required

  • VVT solenoid
  • Engine oil (0W-20)
  • Oil filter (specific to Highlander model)

Additional Information

Error CodeP0011
Component

Engine

Repair Time

2-4 hours

Difficulty

medium

Severity

high

Tools

6 items

Parts

3 items

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