Radio Receiver Power Source Circuit [11/2018 - 08/2020]: Procedure
WARNING: This page is about a different car, the 2022 Toyota RAV4, 2021 Toyota RAV4, 2020 Toyota RAV4, and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK HARNESS AND CONNECTOR (RADIO AND DISPLAY RECEIVER ASSEMBLY POWER SOURCE)
- Disconnect the radio and display receiver assembly connectors.
*a Front view of wire harness connector
(to Radio and Display Receiver Assembly) - Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition G3-1 (GND1) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard Voltage
Tester Connection Switch Condition Specified Condition G3-4 (+B1) - G3-1 (GND1) Ignition switch off 11 to 14 V G3-15 (ACC1) - G3-1 (GND1) Ignition switch ACC 11 to 14 V G2-19 (IG) - G3-1 (GND1) Ignition switch ON 11 to 14 V Result
Proceed to OK NG
Result:
OK
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE [11/2018 - 02/2019] , or refer to PROBLEM SYMPTOMS TABLE [02/2019 - 10/2019] , or refer to PROBLEM SYMPTOMS TABLE [10/2019 - 10/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
- Disconnect the radio and display receiver assembly connectors.