> For the complete documentation index, see [llms.txt](https://evoffer.gitbook.io/evoffer-installation-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://evoffer.gitbook.io/evoffer-installation-guide/display/model-3-y-fusionlink/variant-c-mark-1.0.md).

# Variant C MARK 1.0

## Packing List

1. FusionLink ECU
2. LVDS Cable
3. LVDS Extension Cable
4. Power and CAN Cable
5. Signal Wire

## Wiring Diagram

<figure><img src="/files/MqxFJbUsrqqEV7OjBidW" alt=""><figcaption></figcaption></figure>

## Installation

### Step 1 - Connect to CAN Signal Port

Locate the CAN Bus Port near the A-pillar kick panel on the front left seat:

{% embed url="<https://evoffer.gitbook.io/evoffer-installation-guide/model-3/power-and-can-connection#method-1-power-and-can-connection-on-intel-mcu>" %}

Connect the CAN signal connector to the idle port. If you have other devices installed, daisy chain them together. Leave the other end idle.

<figure><img src="/files/1PfjJIQAtdrFbeGRhvgM" alt=""><figcaption></figcaption></figure>

### Step 2 - Connect the Cables on MCU side

Remove the bottom cover on the passenger side (FRONT RIGHT for LHD cars / FRONT LEFT for RHD cars). It is secured by 3 push pins.

<figure><img src="/files/ZGKlj0J1HKqDnIIhL4d9" alt=""><figcaption></figcaption></figure>

Disconnect the LVDS connector from the MCU. Connect to to the LCD Extension Cable we provided.

Connect the LCD Cable to the OEM LVDS port.

Connect the following cables according to the following sequence:

1. Connect OEM LVDS connector to our provided cable
2. Connect our provided LVDS cable back to the OEM LVDS socket
3. Connect OEM screen control cable to our provided cable
4. Connect our provided cable back to the OEM screen control socket

<figure><img src="/files/DzJTqJdo1hWosy4FVaL1" alt=""><figcaption></figcaption></figure>

<figure><img src="/files/2RVc5qMXnLvly3Qweo7M" alt=""><figcaption></figcaption></figure>

### Step 3 - Connect to Power

Locate the power connector below the rear air vent. You need to take out the cover to find the connector.

Connect our provided wiring pair to the connector.

<figure><img src="/files/PnSpcrreYOepFesOIFFL" alt=""><figcaption></figcaption></figure>

### Step 4 - Set Up the System

You are now all set! Wait until the car boots up and check if there is a green CarPlay icon at the bottom. If not, hold the 2 scroll wheels on steering wheel for 15 seconds to reboot the MCU and it should be showing up correctly.

<figure><img src="/files/oGXxKGRRw1gNc55kOtpF" alt=""><figcaption></figcaption></figure>

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