PROCEDURE
1. |
CHECK RADIO RECEIVER ASSEMBLY |
(a) Check the radio automatic station search function.
(1) Check the radio automatic station search function by activating it.
Result |
Proceed to |
---|---|
Automatic station search function does not stop |
A |
Automatic station search function stops on a station |
B |
B |
REPLACE RADIO RECEIVER ASSEMBLY |
|
2. |
CHECK OPTIONAL COMPONENTS |
(a) Check if any optional components that may decrease reception capacity, such as sunshade film, are installed.
Result |
Proceed to |
---|---|
Optional components are installed |
A |
Optional components are not installed |
B |
NOTICE:
Do not remove optional components without the permission of the customer.
A |
REMOVE OPTIONAL COMPONENTS AND CHECK AGAIN (SEE NOTICE ABOVE) |
|
3. |
CHECK RADIO RECEIVER ASSEMBLY |
(a) Preparation for check (1) Disconnect the antenna connector from the radio receiver assembly. |
|
(b) Check for noise
(1) Turn the ignition switch to ACC with the radio receiver assembly connectors connected.
(2) Turn the radio receiver assembly on and enter AM mode.
(3) Place a screwdriver, thin wire or other metal object on the radio receiver assembly antenna jack and check that noise can be heard from the speakers.
OK:
Noise occurs.
NG |
REPLACE RADIO RECEIVER ASSEMBLY |
|
4. |
INSPECT RADIO RECEIVER ASSEMBLY |
(a) Disconnect the RA radio receiver assembly connector.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG |
REPLACE RADIO RECEIVER ASSEMBLY |
|
5. |
REPLACE ANTENNA CORD SUB-ASSEMBLY |
(a) Replace the antenna cord sub-assembly and check if radio broadcasts can be received normally.
Click here
OK:
Radio broadcasts can be received normally.
OK |
END |
|
6. |
REPLACE NO. 2 ANTENNA CORD SUB-ASSEMBLY |
(a) Replace the No. 2 antenna cord sub-assembly and check if radio broadcasts can be received normally.
Click here
OK:
Radio broadcasts can be received normally.
OK |
END |
|
7. |
REPLACE NO. 3 ANTENNA CORD SUB-ASSEMBLY |
(a) Replace the No. 3 antenna cord sub-assembly with a new or known good one and check if radio broadcasts can be received normally.
Click here
OK:
Radio broadcasts can be received normally.
OK |
END |
|
8. |
REPLACE ROOF ANTENNA ASSEMBLY |
(a) Replace the roof antenna assembly and check if radio broadcasts can be received normally.
Click here
OK:
Radio broadcasts can be received normally.
OK |
END |
NG |
REPLACE RADIO RECEIVER ASSEMBLY |
Toyota CH-R Service Manual > Can Communication System: Open in Bus 5 Main Bus Line
DESCRIPTION
There may be an open circuit in one of the CAN main bus lines when the resistance
between terminals 15 (CA5H) and 16 (CA5L) of the central gateway ECU (network gateway
ECU) is 70 Ω or higher.
Symptom
Trouble Area
Resistance between terminals ...
Toyota CH-R Service Manual > Power Window Control System: Data List / Active Test
DATA LIST / ACTIVE TEST
DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals may ...