Toyota CH-R Service Manual: 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 F129 and F131 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 |
|---|---|---|
|
F129-1 (GND1) - Body ground |
Always |
Below 1 Ω |
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
|
Tester Connection |
Switch Condition |
Specified Condition |
|---|---|---|
|
F129-4 (+B1) - F129-1 (GND1) |
Always |
11 to 14 V |
|
F129-15 (ACC1) - F129-1 (GND1) |
Engine switch on (ACC) |
11 to 14 V |
|
F131-19 (IG) - F129-1 (GND1) |
Engine switch on (IG) |
11 to 14 V |
| OK | .gif) |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Microphone Circuit
DESCRIPTION
The radio and display receiver assembly, map light assembly and telephone microphone
assembly are connected to each other using the microphone connection detection signal
lines.
Usin ...
Other materials:
Toyota CH-R Service Manual > Door Lock: Transmitter Battery(w/ Smart Key System)
Components
COMPONENTS
ILLUSTRATION
*1
TRANSMITTER BATTERY
*2
MECHANICAL KEY
*3
TRANSMITTER HOUSING COVER
*4
TRANSMITTER HOUSING CASE
*5
SMART KEY DOOR CONTROL TRANSMITTER ...
Toyota CH-R Service Manual > Manual Headlight Beam Level Control System: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the manual headlight beam level control
system.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CU ...
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
- Introduction
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