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 > Headlight Assembly(for Halogen Headlight): Components
COMPONENTS
ILLUSTRATION
*1
HEADLIGHT ASSEMBLY
-
-
N*m (kgf*cm, ft.*lbf): Specified torque
-
-
ILLUSTRATION
*A
for USA and Canada
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-
...
Toyota CH-R Service Manual > Lin Communication System: System Description
SYSTEM DESCRIPTION
LIN COMMUNICATION SYSTEM DESCRIPTION
The LIN communication system is used for communication between the components
in the tables below. If communication cannot be performed through LIN communication
such as when there is an open or short in a communication line, the master c ...
Toyota C-HR (AX20) 2023-2026 Owner's Manual
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
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- When trouble arises
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- For owners
Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
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- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
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- K114 Cvt
- 3zr-fae Battery / Charging
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- Window / Glass
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- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
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- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
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