DESCRIPTION
This may occur when the intensity of telephone radio frequency was very weak, or the safety connect system has a malfunction and a DTC is set.
PROCEDURE
1. |
CHECK COMMUNICATION SERVICE CONDITION |
(a) Move the vehicle.
(1) If the vehicle is outside the communication service area, move the vehicle to a communication service area, wait for a while and perform the operation again.
OK:
Same problem does not occur.
OK |
END |
|
2. |
CHECK DTC |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch ON and wait for 10 seconds.
(d) Turn the Techstream on.
(e) Perform "Health Check" and check for current DTCs.
Click here
Result |
Proceed to |
---|---|
DTCs are not output |
A |
DTCs are output |
B |
B |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
3. |
CHECK DCM OPERATION HISTORY |
(a) Check "DCM Operation History".
Click here
Result |
Proceed to |
---|---|
Signal strength is weak (0 or 1) |
A |
Communication indicates "Fail" |
|
No problems with signal strength or communication |
B |
HINT:
If there was a communication problem in the past but the communications are working correctly now, it is possible that the source of the problem was temporary radio interference, or the vehicle may have been outside the service area.
B |
END |
|
4. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (Telematics Transceiver).
Click here
NOTICE:
NEXT |
PERFORM DCM ACTIVATION |
Toyota CH-R Service Manual > Audio And Visual System(for Radio Receiver Type): Speaker Circuit
DESCRIPTION
If there is a short in a speaker circuit, the radio receiver assembly detects
it and stops output to the speakers.
Thus sound cannot be heard from the speakers even if there is no malfunction
in the radio receiver assembly or speakers.
WIRING DIAGRAM
PROCEDURE
1.
...
Toyota CH-R Service Manual > Vehicle Stability Control System: Terminals Of Ecu
TERMINALS OF ECU
TERMINALS OF ECU
*a
Component without harness connected
(Skid Control ECU (Brake Actuator Assembly))
-
-
Terminal No. (Symbol)
Terminal Description
1 (+BM)
ABS motor relay ...