how to fix P0701 transmission range sensor performance in Toyota Highlander Third Generation (2014-2...

Solution

1. Preparation

• Gather all necessary tools and parts.
• Disconnect the negative battery terminal to prevent any electrical shorts.
• Ensure the vehicle is on a flat surface and securely raise it with jack stands.

2. Remove the Transmission Range Sensor

• Locate the transmission range sensor on the transmission.
• Disconnect the electrical connector from the sensor.
• Remove the mounting bolts using a socket set (typically 10mm).
• Carefully pull the sensor out of its mounting position, ensuring not to damage the surrounding components.

3. Inspect and Replace

• Inspect the old sensor for any signs of wear or damage.
• If the sensor is faulty, install the new transmission range sensor by aligning it with the mounting hole and securing it with the bolts (torque to manufacturer specifications, typically around 8-10 ft-lbs).
• Reconnect the electrical connector, ensuring it clicks into place.

4. Reconnect Battery and Test

• Reconnect the negative battery terminal.
• Start the vehicle and verify the operation of the transmission range sensor by shifting through all gears.
• Check that the gear indicator on the dashboard reflects the current gear.