Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000014Z17
Model Year Start: 2018 Model: Camry Prod Date Range: [06/2017 - 08/2018]
Title: NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM: Radio Receiver Power Source Circuit; 2018 MY Camry [06/2017 - 08/2018]

Radio Receiver Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the radio and display receiver assembly.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE)

(a) Disconnect the K3 and K2 radio and display receiver assembly connectors.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

K3-1 (GND1) - Body ground

Always

Below 1 Ω

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

K3-4 (+B1) - K3-1 (GND1)

Always

11 to 14 V

K3-15 (ACC1) - K3-1 (GND1)

Engine switch on (ACC)

11 to 14 V

K2-19 (IG) - K3-1 (GND1)

Engine switch on (IG)

11 to 14 V

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR