how to fix transmission code P0700 on Toyota Camry Eighth Generation (2018-present)

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the battery to ensure safety.

2. Check Transmission Fluid

• Tools Required: Transmission dipstick, clean rag
• Remove the dipstick, clean it, and reinsert it to check the fluid level.
• If low, add the correct type of transmission fluid (refer to the owner’s manual).
• Inspect the fluid color and smell; if it’s dark or burnt, plan to replace it.

3. Inspect Wiring and Connectors

• Tools Required: Multimeter, basic hand tools
• Visually inspect the wiring harness connected to the transmission control module for frays or damages.
• Use a multimeter to check for continuity and proper voltage at connectors.
• Repair or replace any damaged wiring or connectors.

4. Test the Transmission Range Sensor

• Tools Required: Multimeter
• Disconnect the sensor from its harness.
• Use a multimeter to test the resistance and compare it with specifications in the service manual.
• Replace the sensor if it does not meet specifications.

5. Clear Codes and Re-test

• Tools Required: OBD-II scanner
• Clear the P0700 code using the OBD-II scanner.
• Take the vehicle for a test drive to see if the code returns and monitor for any abnormal symptoms.