DESCRIPTION
This is the power source circuit to operate the radio 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 RECEIVER ASSEMBLY POWER SOURCE) |
(a) Disconnect the J151 and J148 radio receiver assembly connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
---|---|---|
J148-1 (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 |
---|---|---|
J148-4 (+B1) - J148-1 (GND1) | Always | 11 to 14 V |
J148-15 (ACC1) - J148-1 (GND1) | Engine switch on (ACC) | 11 to 14 V |
J151-19 (IG) - J148-1 (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 |
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Introduction: How To Use This Manual
General InformationGENERAL INFORMATION GENERAL DESCRIPTION (a) This manual is written in accordance with SAE J2008. (b) Repair operations can be separated mainly into the following 3 processes: (1) Diagnosis (2) Removing/Installing, Replacing, Disassembling/Reassembling, Checking and Adjusting (3) F ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Electric Parking Brake System: Left Electric Parking Brake Actuator Control Circuit Short to Battery (C060B12)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C060B12 Left Electric Parking Brake Actuator Control Circuit Short to Battery
Diagnosis Condition:
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Malfunction Status:
The ECU power supply is normal but ...