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 radio receiver assembly connector.
|
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
F48-4 (+B1) - F48-7 (GND1) |
Always |
11 to 14 V |
|
F48-3 (ACC1) - F48-7 (GND1) |
Ignition switch ACC |
11 to 14 V |
| OK | |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Microphone Circuit between Microphone and Radio ReceiverToyota CH-R Service Manual > Solar Sensor: Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization or registration)
that must be performed after parts are removed, installed or replaced during the
solar sensor removal/installation are shown below.
Necessary Procedure After Parts Removed/Instal ...
Toyota CH-R Service Manual > Immobiliser System(w/ Smart Key System): Terminals Of Ecu
TERMINALS OF ECU
CHECK ENGINE SWITCH
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Input/Output
Wiring Color
Terminal Description
Condition
Specified Condition
...