Inspection Procedure

WARNING: This page is about a different car, the 2007 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT RADIO AND NAVIGATION ASSEMBLY

Disconnect the radio and navigation assembly connector.

Fig 1: Identifying Radio And Navigation Assembly Connector Terminal
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Measure the resistance according to the value(s) in the table below.

Standard resistance

RADIO AND NAVIGATION ASSEMBLY

Tester connection	Condition	Specified condition
ATX+ (F19-5) - ATX - (F19-15)	Always	60 to 80 Ω

NG: REPLACE RADIO AND NAVIGATION ASSEMBLY

OK: Go to Next Step

CHECK HARNESS AND CONNECTOR
HINT:

For details of the connectors, refer to "TERMINALS OF ECU " .
1. Referring to the AVC-LAN wiring diagram below, check all AVC-LAN circuits.
  1. Disconnect all connectors in all AVC-LAN circuits.
  2. Check for an open or short in all AVC-LAN circuits.
  Fig 2: AVC-LAN Wiring Diagram
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  OK: There is no open or short circuit.
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE