Installation Guide: Nissan Maxima A35 (Base Trim) – Original-Style Screen Wiring

Step-by-Step Wiring (Base Trim)

📌 This guide focuses only on wiring connections. Please follow carefully to avoid “no power / no sound / no climate display” issues.


1. Connect the Main Power & Speaker Harness

  • Plug the OE power & speaker adaptor into the factory connector.

  • Make sure the connection is firm—this supplies both power and speaker signals.


2. Connect the AC Panel Harness

  • Use the OE AC adaptor to connect the climate control panel to the new screen.

  • This ensures all AC and climate control functions are displayed on the Android unit.


3. Connect the CAN Protocol Plug

  • Insert the OE CAN protocol plug into the decoder harness.

  • This enables steering wheel buttons and communication with the vehicle’s system.


4. Connect the AUX Audio

  • For Base Trim, audio is routed through AUX.

  • Plug the AUX cable into the factory AUX port.

  • ⚠️ Double check the output connection—otherwise there will be no sound.


✅ Wiring Complete

Once these four connections are secured, your unit is ready for CANBUS setup and testing. Proceed to power on and verify all functions before final assembly.

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