Renault DTC F00316 is a diagnostic trouble code typically associated with a "Computer Power Supply" "Battery Voltage"

Voltage Test: Use a multimeter to check the battery. It should read around 12.6V when the car is off and 14V+ while running.

Renault DTC F00316: Understanding and Troubleshooting

Common Causes

  1. Faulty or failing module (ECU/BCM/gateway).
  2. Intermittent CAN-bus wiring issue: corroded connector, damaged shield, broken/shorted wire, poor grounding.
  3. Poor or loose ground/earth connections at battery or chassis.
  4. Aftermarket device (alarm, radio, tracker) interfering with CAN bus.
  5. Recent software update or incorrect module programming/clone.
  6. Low battery voltage or unstable supply during communication (voltage drops).
  7. Faulty CAN transceiver or termination resistor (120 Ω missing/failed).