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 J148 and J151 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 |
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