What causes RIV_12V_SERVICE?

The most common causes of RIV_12V_SERVICE include: Battery management system (BMS) malfunction; High voltage battery cell imbalance; Battery temperature sensor fault; High voltage contactor failure. A professional OBD-II scan tool is recommended for accurate diagnosis.

How do I fix RIV_12V_SERVICE?

Recommended steps to address RIV_12V_SERVICE: (1) Stop driving immediately and park in a safe location (2) Do not attempt to restart the vehicle (3) Contact roadside assistance or authorized dealer (4) Have the vehicle towed to an authorized service center. Always consult a qualified EV technician for high-voltage system repairs.

Is it safe to drive with RIV_12V_SERVICE?

No. RIV_12V_SERVICE is a critical fault code indicating an immediate safety risk. Stop driving as soon as safely possible and contact roadside assistance or an authorized service center.

RIV_12V_SERVICE

Critical

Service 12V Battery System Immediately

Severity

Critical

What does RIV_12V_SERVICE mean?

Fault code RIV_12V_SERVICE means "Service 12V Battery System Immediately". This is a Rivian-specific EV diagnostic trouble code for the Rivian Skateboard platform. It is classified as "battery" with a severity level of "critical". Applicable models: Rivian R1S (2022+), Rivian R1T (2022+), Rivian R2 (2025+).

Possible Causes

Battery management system (BMS) malfunction
High voltage battery cell imbalance
Battery temperature sensor fault
High voltage contactor failure

Recommended Actions

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

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