Rivian R1S

RIV_INVERTER

Critical

Drive Unit Inverter Internal Electrical Fault

Severity
Critical
Category
Motor
Code Type
Manufacturer Specific
Applicable Regions
US

What does RIV_INVERTER mean?

Fault code RIV_INVERTER means "Drive Unit Inverter Internal Electrical Fault". This is a Rivian-specific EV diagnostic trouble code for the Rivian Skateboard platform. It is classified as "motor" with a severity level of "critical". Applicable models: Rivian R1S (2022+), Rivian R1T (2022+), Rivian R2 (2025+).

Possible Causes

  • Drive motor inverter malfunction
  • Motor position sensor fault
  • Motor temperature exceeding limits
  • Power electronics module failure

Recommended Actions

  1. 1 Stop driving immediately and park in a safe location
  2. 2 Do not attempt to restart the vehicle
  3. 3 Contact roadside assistance or authorized dealer
  4. 4 Have the vehicle towed to an authorized service center

This is a critical fault code. Pull over safely and seek immediate professional assistance.

This code applies to all vehicles. View generic RIV_INVERTER information →