how to fix P0700 code in Toyota RAV4 XA40 (2013-2018)

Solution

1. Preparation

• Gather tools and necessary parts.
• Ensure the vehicle is parked on a level surface and the engine is off.
• Disconnect the negative battery terminal to prevent electrical shocks.

2. Check and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission dipstick or fluid fill plug.
  2. Remove the dipstick or fill plug and check the fluid level; if low, add the correct type of fluid (Toyota ATF WS).
  3. Inspect fluid condition; if burnt or contaminated, proceed to drain and replace.
  4. Drain the old transmission fluid by removing the drain plug.
  5. Replace the transmission filter if applicable.
  6. Refill with the appropriate amount of new transmission fluid.

3. Inspect and Repair Wiring and Connectors

• Sub-steps:
  1. Visually inspect the wiring harness connected to the TCM for frays, breaks, or corrosion.
  2. Use a multimeter to test for continuity and proper voltage at the TCM connector.
  3. Repair or replace any damaged wires or connectors as necessary.

4. Replace Transmission Control Module (if necessary)

• Sub-steps:
  1. Locate the transmission control module, typically found under the dashboard or near the transmission.
  2. Disconnect the wiring harness from the TCM.
  3. Remove any mounting screws or bolts securing the TCM.
  4. Install the new TCM by reversing the removal steps.
  5. Reconnect the wiring harness securely.

5. Reconnect Battery and Clear Codes

• Sub-steps:
  1. Reconnect the negative battery terminal.
  2. Use the OBD-II scanner to clear the P0700 code and any related codes.
  3. Start the vehicle and allow it to reach operating temperature.