Inspection Procedure

WARNING: This page is about a different car, the 2006 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT RADIO AND NAVIGATION ASSEMBLY (B, ACC, GND)

Disconnect the radio and navigation assembly connector R7.

Measure the resistance according to the value(s) in the table below.

Standard resistance

TERMINALS RESISTANCE SPECIFICATION

Tester Connection	Condition	Specified Condition
GND - Body ground	Always	Below 1 Ω

Fig 1: Identifying Radio And Navigation Assembly Connector R7

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Measure the voltage according to the value(s) in the table below.

Standard voltage

TERMINALS VOLTAGE SPECIFICATION

Tester Connection	Condition	Specified Condition
B - GND	Always	10 to 14 V
ACC - GND	Ignition SW ACC	10 to 14 V

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE OR DIAGNOSTIC TROUBLE CODE CHART