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 > Repair Instruction: Customize Parameters
CUSTOMIZE PARAMETERS
PROCEDURE
1. CUSTOMIZE LANE DEPARTURE ALERT SYSTEM (w/ Steering Control)
Click here
2. CUSTOMIZE BLIND SPOT MONITOR SYSTEM
Click here
3. CUSTOMIZE POWER DOOR LOCK CONTROL SYSTEM
Click here
4. CUSTOMIZE WIRELESS DOOR LOCK CONTROL SYSTEM (w/ Smart Key System)
...
Toyota CH-R Service Manual > Audio And Visual System(for Radio And Display Type): Freeze Frame Data
FREEZE FRAME DATA
CHECK FREEZE FRAME DATA
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Navigation System / Trouble
Codes.
Body Electrical > Navigation System > Trouble Codes
(e) ...