how to fix P0011 code in my Toyota Highlander Fourth Generation (2020-present)

Solution

1. Preparation

• Gather tools and parts needed for the repair.
• Disconnect the negative battery terminal to prevent electrical shorts.

2. Check and Change Engine Oil

• Tools Required: Oil filter wrench, socket set, oil catch pan.
• Steps:
  1. Raise the vehicle safely using jack stands.
  2. Remove the oil drain plug and allow old oil to drain completely into the catch pan.
  3. Replace the oil filter using the oil filter wrench.
  4. Reinstall the drain plug after the oil has drained.
  5. Fill the engine with new oil as per manufacturer specifications.

3. Inspect and Replace VVT Solenoid

• Tools Required: Socket set, torque wrench.
• Steps:
  1. Locate the VVT solenoid on the engine (usually near the camshaft).
  2. Disconnect the electrical connector from the solenoid.
  3. Remove the mounting bolts and take out the VVT solenoid.
  4. Install the new VVT solenoid and torque the bolts to the manufacturer's specifications.
  5. Reconnect the electrical connector.

4. Check Timing Chain/Belt

• Tools Required: Torque wrench, timing tool set (if necessary).
• Steps:
  1. Remove any components obstructing access to the timing chain/belt.
  2. Verify the alignment marks on the camshaft and crankshaft.
  3. If the timing is off, adjust or replace the timing chain/belt as necessary, following the manufacturer's guidelines.

5. Clear Codes and Test Drive

• Tools Required: OBD-II scanner.
• Steps:
  1. Reconnect the negative battery terminal.
  2. Use the OBD-II scanner to clear the P0011 code.
  3. Start the engine and allow it to reach normal operating temperature.
  4. Take the vehicle for a test drive to ensure the issue is resolved.