how to fix P0700 code in Toyota Camry Eighth Generation (2018-present)

Solution

1. Preparation

• Gather tools and safety equipment.
• Ensure the vehicle is parked on a level surface with the engine off and the parking brake engaged.

Tools Required:

• OBD-II scanner
• Multimeter
• Socket set
• Torque wrench
• Transmission fluid

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Remove the transmission dipstick and check the fluid level.
  2. If the fluid is low, add the recommended transmission fluid type to the proper level.
  3. If the fluid is burnt or contaminated, proceed to drain and replace it:
     • Locate the transmission fluid drain plug and remove it using a socket.
     • Allow fluid to drain completely into a container.
     • Replace the drain plug and torque it to the manufacturer’s specification.
     • Refill with the correct type and amount of transmission fluid.

3. Inspect and Repair Wiring

• Sub-steps:
  1. Visually inspect the wiring harness and connectors leading to the TCM for any signs of wear or damage.
  2. Use a multimeter to check for continuity and proper voltage at the TCM connector.
  3. Repair or replace any damaged wiring or connectors as necessary.

4. Test and Replace Transmission Control Module (if necessary)

• Sub-steps:
  1. If the TCM is suspected to be faulty, remove it from the vehicle.
  2. Install a new or refurbished TCM, ensuring proper alignment and connection.
  3. Reconnect all wiring and connectors securely.
  4. Clear the fault codes using an OBD-II scanner and test drive the vehicle.