how to fix P0700 code on Toyota Camry XV40 (2007-2011)

Solution

1. Preparation

• Gather tools and materials.
• Disconnect the battery to prevent electrical shorts.
• Raise the vehicle securely using jack stands.

2. Inspect and Replace Transmission Fluid

• Sub-steps:
  1. Locate the transmission fluid pan and drain plug.
  2. Remove the drain plug and allow the fluid to completely drain into a container.
  3. Replace the drain plug and torque to specifications (usually around 25 ft-lbs).
  4. Remove the transmission pan by unscrewing the bolts (typically 10-12).
  5. Clean the pan, remove the old gasket, and inspect for metal shavings or debris.
  6. Install a new gasket and reattach the transmission pan, torquing to specifications.

3. Check and Replace Transmission Filter (if necessary)

• Sub-steps:
  1. Locate the transmission filter (usually found inside the transmission pan).
  2. Remove the old filter and replace it with a new one, ensuring a proper seal.
  3. Reinstall the transmission pan.

4. Inspect Wiring and Connectors

• Sub-steps:
  1. Inspect the wiring harness connected to the TCM and the transmission for any signs of wear or damage.
  2. Clean any corrosion from connectors using electrical contact cleaner.
  3. Repair or replace any damaged wires or connectors as needed.

5. Reconnect Battery and Test Drive

• Sub-steps:
  1. Reconnect the battery.
  2. Start the engine and allow it to reach operating temperature.
  3. Take the vehicle for a test drive to ensure proper transmission function and to see if the check engine light returns.

Tools Required:

• OBD-II scanner
• Socket set
• Torque wrench
• Multimeter
• Jack and jack stands
• Transmission fluid (check your owner's manual for the correct type)

Parts Required:

• Transmission fluid
• Transmission filter
• Gasket for transmission pan

Estimated Repair Time: 2-4 hours

Safety Warnings:

• Disconnect the battery before working on electrical systems.
• Allow the engine to cool before opening the transmission fluid pan.