Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

INSTALLATION

PROCEDURE

1. PRECAUTION

NOTICE:

• When replacing the radio and display receiver assembly or navigation ECU, always replace it with a new one. If a radio and display receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
  • A communication malfunction DTC may be stored.
  • The radio and display receiver assembly or navigation ECU may not operate normally.
• After replacing the navigation ECU, if "New software is not compatible with the system. Contact your dealer." is displayed on the multi-display, update the software of the radio and display receiver assembly.

2. INSTALL NAVIGATION ECU

3. INSTALL DCM (TELEMATICS TRANSCEIVER) WITH ANTENNA CORD (w/ Manual (SOS) Switch)

4. INSTALL NO. 1 TELEPHONE BRACKET

(a) w/o Manual (SOS) Switch:

(1) Engage the guide and install the No. 1 telephone bracket with the 2 screws.

(b) w/ Manual (SOS) Switch:

(1) Engage the 3 guides and install the No. 1 telephone bracket with the 3 screws.

5. INSTALL NO. 2 TELEPHONE BRACKET

(a) w/o Manual (SOS) Switch:

(1) Engage the guide and install the No. 2 telephone bracket with the 2 screws.

(2) Engage the wiring harness clamp.

(b) w/ Manual (SOS) Switch:

(1) Engage the 3 guides and install the No. 2 telephone bracket with the 3 screws.

(2) Engage the wiring harness clamp.

(3) Engage the clamp.

6. INSTALL NO. 5 ANTENNA CORD SUB-ASSEMBLY

Click here

7. INSTALL NAVIGATION ECU WITH BRACKET

(a) w/o Manual (SOS) Switch:

(1) Connect each connector.

(2) Install the navigation ECU with bracket with the 2 nuts as shown in the illustration.

Install in this Direction

(3) Connect the connector.

(b) w/ Manual (SOS) Switch:

(1) Connect each connector.

(2) Install the navigation ECU with bracket with the 2 nuts as shown in the illustration.

Install in this Direction

(3) Connect the 2 connectors.

8. INSTALL NO. 2 HEATER TO REGISTER DUCT SUB-ASSEMBLY

Click here

9. INSTALL RADIO AND DISPLAY RECEIVER ASSEMBLY WITH BRACKET

Click here

10. INSTALL CENTER NO. 2 INSTRUMENT CLUSTER FINISH PANEL

Click here

11. INSTALL CENTER NO. 1 INSTRUMENT CLUSTER FINISH PANEL

Click here

12. INSTALL CENTER INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY

Click here

13. INSTALL CONSOLE BOX POCKET SUB-ASSEMBLY

Click here

14. INSTALL FRONT CONSOLE UPPER PANEL GARNISH

Click here

15. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL RH

Click here

16. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL LH

Click here