how to fix the P0710 code on my Ram 1500 DT (2019-Present)

Learn how to diagnose and fix P0710 code in Ram 1500 DT. Step-by-step guide with diagnostic procedures, tools required, and repair instructions.

Solution

1. Preparation

• Gather necessary tools and parts.
• Disconnect the negative battery terminal to prevent electrical shorts.
• Ensure the vehicle is parked on a level surface with the engine off and cool.

2. Inspect and Repair Wiring

• Sub-steps:
  • Remove the protective cover over the wiring harness connected to the TFT sensor.
  • Use a multimeter to check for continuity in the wiring to the TFT sensor.
  • Repair any damaged wires using solder and heat shrink tubing or replace the wiring harness if necessary.

3. Replace the Transmission Fluid Temperature Sensor

• Tools Required: Wrench set, socket set, torque wrench, O-ring pick, and cleaning cloth.
• Sub-steps:
  • Locate the Transmission Fluid Temperature sensor on the transmission.
  • Disconnect the electrical connector from the sensor.
  • Use a wrench to unscrew the old sensor from its mounting location.
  • Apply a small amount of clean transmission fluid to the O-ring of the new sensor.
  • Install the new sensor and torque it to the manufacturer's specifications (usually around 15-20 ft-lbs).
  • Reconnect the electrical connector securely.

4. Refill Transmission Fluid (if necessary)

• Sub-steps:
  • If any fluid was lost during repairs, refill with the recommended transmission fluid type (usually ATF+4 for Ram trucks).
  • Ensure the fluid level is checked with the engine running and the transmission in park.

5. Reconnect Battery and Clear Codes

• Reconnect the negative battery terminal.
• Use an OBD-II scanner to clear the P0710 code from the vehicle’s computer.