how to fix P0700 code in Toyota Camry Seventh Generation (2012-2017)?

Solution

1. Preparation

• Gather tools and parts.
• Disconnect the battery to ensure safety during repairs.
• Gather the following tools: OBD-II scanner, multimeter, socket set, torque wrench, transmission fluid pump.

2. Fluid Inspection and Replacement

1. Check Fluid Level:
   • Locate the transmission dipstick.
   • Remove the dipstick, clean it, reinsert, and remove again to check the fluid level.
2. Replace Fluid if Necessary:
   • If the fluid is low or dirty, proceed to drain the transmission fluid using the drain plug.
   • Replace with manufacturer-recommended transmission fluid (e.g., Toyota ATF WS).
   • Refill through the dipstick tube as per specifications.

3. Wiring and Connector Repair

1. Inspect and Repair:
   • Locate the TCM and follow the wiring harness.
   • Visually inspect all connectors; look for corrosion or damage.
   • Clean or replace any damaged connectors.
   • Use dielectric grease to protect connections from moisture.

4. TCM Testing and Replacement

1. Test TCM:
   • Using a multimeter, check for proper voltage and ground at the TCM pins according to the service manual.
   • If readings are out of specification, replace the TCM.
2. Replace TCM:
   • Remove the old TCM by unbolting it from its mount.
   • Install the new TCM, ensuring all connections are secure and correctly aligned.

5. Reassembly and Reset

• Reconnect the battery.
• Clear all trouble codes with the OBD-II scanner.
• Start the vehicle and allow it to reach operating temperature.