This instruction manual provides essential information for the safe and proper installation, use, and maintenance of your Maxi-Cosi Infant Car Seat Base. This base is designed to enhance the convenience of using compatible Maxi-Cosi infant car seats across multiple vehicles or for additional caregivers. Please read this manual thoroughly before installation and keep it for future reference.

Image: The Maxi-Cosi Infant Car Seat Base, showcasing its overall design and adjustable stability leg.
Your child's safety is paramount. Adhere to all warnings and instructions in this manual and your vehicle's owner's manual. Failure to do so could result in serious injury or death.
This Maxi-Cosi Infant Car Seat Base is compatible with the following Maxi-Cosi infant car seat models:
Note: Mico infant car seats are sold separately.
Proper installation is critical for safety. Follow these steps carefully.

Image: Close-up of the MaxiLock secure locking system with self-retracting LATCH connectors.

Image: Detail of the LATCH connectors, ready for attachment to vehicle anchors.

Image: Visual representation of the red-to-green tightness indicators, showing the green state for proper installation.

Image: Close-up of the integrated belt lock-off, demonstrating how the vehicle belt is secured.
The base features 3-position height adjustability to achieve the correct recline angle for your infant car seat in your vehicle.

Image: Side view of the car seat base illustrating its three adjustable recline positions for a customized fit.
When not in use, store the car seat base in a cool, dry place, away from direct sunlight and extreme temperatures.
If you encounter issues with your car seat base, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Base moves more than one inch | LATCH strap or vehicle belt not tight enough. | Re-tighten the LATCH strap or vehicle belt firmly while pushing down on the base. Ensure the red-to-green indicator is green. |
| Red-to-green indicator remains red | Insufficient tension on LATCH strap or vehicle belt. | Apply more pressure to the base while tightening the strap/belt. Check for any obstructions. |
| Difficulty attaching car seat to base | Car seat not aligned correctly or base not level. | Ensure the car seat is properly aligned with the base's connection points. Adjust the base recline if necessary to achieve a level surface. |
| Base feels wobbly after installation | Stability leg not properly extended or locked. | Extend the anti-rotation stability leg until it firmly contacts the vehicle floor and locks into place. |
| Product Dimensions | 23.25 x 14.5 x 8 inches |
| Item Model Number | IC385BLK |
| Maximum Weight Recommendation | 30 Pounds |
| Material Type | Plastic |
| Item Weight | 11.77 pounds |
| Number of Reclining Positions | 3 |
| Orientation | Rear Facing |
| Installation Type | Latch or Vehicle Belt |
Maxi-Cosi products are covered by a limited warranty against defects in materials and workmanship. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Maxi-Cosi website.
For further assistance, questions, or to report any issues, please contact Maxi-Cosi customer support. Contact information can typically be found on the product packaging or the official Maxi-Cosi website.