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C0621: Variable Effort Steering Lock/Safety Actuator Control Circuit Low

What Does C0621 Mean?

C0621 is a diagnostic trouble code indicating: Variable Effort Steering Lock/Safety Actuator Control Circuit Low. This code relates to the chassis system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

C0616 Park Brake Control Module Control Circuit Performance C0617 Park Brake Control Module Control Circuit Low C0618 Park Brake Control Module Control Circuit High C0619 Brake Pedal Position Sensor “A” Offset Exceeded Learning Limit C0620 Variable Effort Steering Lock/Safety Actuator Control Circuit/Open C0622 Variable Effort Steering Lock/Safety Actuator Control Circuit High C0623 Variable Effort Steering Lock/Safety Actuator Control Circuit Performance C0624 Variable Effort Steering Sensor Circuit