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

Solution

1. Preparation

• Gather tools and parts required for the repair.
• Ensure the vehicle is parked on level ground and the engine is cool.
• Disconnect the negative battery terminal to prevent any electrical short circuits.

2. Inspect and Replace Transmission Fluid

• Sub-steps:
  1. Remove the transmission fluid dipstick and check the fluid level.
  2. If low, drain the old transmission fluid using a drain pan.
  3. Replace with new, manufacturer-recommended transmission fluid (typically Toyota ATF WS).
  4. Refill the transmission with the correct amount of fluid as specified in the owner's manual.

Tools Required:

• Transmission fluid drain pan
• Funnel
• Rags

3. Check and Repair Wiring

• Sub-steps:
  1. Inspect the transmission wiring harness for any signs of wear, fraying, or corrosion.
  2. Repair any damaged wiring or replace the harness if necessary.
  3. Ensure all connectors are securely attached and free of corrosion.

Tools Required:

• Multimeter
• Electrical tape
• Wire connectors (if needed)

4. Replace Transmission Control Module (if necessary)

• Sub-steps:
  1. If the TCM is faulty, locate it (typically found near the transmission).
  2. Disconnect the wiring harness from the TCM.
  3. Remove the TCM using the appropriate socket size.
  4. Install the new TCM by reversing the removal steps and reconnecting the wiring harness.

Tools Required:

• Socket set
• Torque wrench