how to fix the P0700 code in a Toyota RAV4 Fourth Generation (2013-2018)?

Solution

1. Preparation

• Gather necessary tools and parts.
• Ensure the vehicle is parked on a level surface and secure with wheel chocks.
• Disconnect the battery to prevent electrical shock.

2. Address Fluid Issues

1. Remove the transmission dipstick and check the fluid level.
2. If low, add the specified transmission fluid (Toyota ATF WS).
3. If the fluid is burnt or contaminated, drain the transmission fluid by removing the drain plug.
4. Replace the old fluid with new fluid, ensuring to refill to the proper level.

3. Repair Wiring and Connectors

1. Inspect the wiring harness leading to the TCM.
2. Repair or replace any damaged wires or connectors found during inspection.
3. Ensure all connections are secure to prevent future faults.

4. Replace Faulty Components

1. If a speed sensor or the TCM is faulty, replace it.
   • For speed sensors, locate and remove the sensor from its mounting point.
   • Install the new sensor and secure it in place.
2. For TCM replacement, unbolt the module and disconnect the wiring harness. Install the new TCM and reconnect the harness.

5. Reconnect and Test

1. Reconnect the battery.
2. Start the engine and allow it to warm up.
3. Clear any stored trouble codes using the OBD-II scanner.