DESCRIPTION
After the ignition switch is turned to ON, the DCM (Telematics Transceiver) will enter a self check mode. The manual (SOS) switch red indicator will illuminate for 2 seconds and turn off followed by the manual (SOS) switch green indicator illuminating and remaining on under normal operation. If neither red nor green indicators remain on, verification of the subscription should be performed.
PROCEDURE
1. |
CONFIRM GREEN INDICATOR COMES ON |
(a) After the ignition switch is turned to ON and the manual (SOS) switch red indicator has come on for 2 seconds, confirm that the manual (SOS) switch green indicator comes on for 2 seconds.
OK:
Green indicator comes on.
NG | ![]() |
GO TO STEP 6 |
|
2. |
CONFIRM SUBSCRIPTION MODE |
(a) Confirm the indicator status 5 seconds after the ignition switch is turned to ON.
Result
Result |
Proceed to |
---|---|
Green indicator remains on |
A |
Green indicator remains off |
B |
Red and green indicators both flashing (1 second intervals, for 20 seconds) |
C |
HINT:
If the red and green indicators are flashing, the system is in shipping mode, so the system should be changed to either active mode or deactive mode.
A | ![]() |
CHECK FOR INTERMITTENT PROBLEMS |
C | ![]() |
CHANGE SUBSCRIPTION MODE |
|
3. |
INPUT VIN WITH TECHSTREAM |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON and wait for 10 seconds.
(d) Select "Vehicle Inquiry" and input the VIN.
|
4. |
CONFIRM SUBSCRIPTION MODE |
(a) Confirm the indicator status 5 seconds after the ignition switch is turned to ON.
Result
Result |
Proceed to |
---|---|
Green indicator remains on |
A |
Green indicator remains off |
B |
A | ![]() |
END |
|
5. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (Telematics Transceiver) (See page
).
NOTICE:
NEXT | ![]() |
PERFORM DCM ACTIVATION |
6. |
CHECK FOR DTC |
(a) Turn the ignition switch off.
(b) Connect the Techstream to the DLC3.
(c) Turn the ignition switch to ON and wait for 10 seconds.
(d) Perform "Health Check" and check for current DTCs (See page
).
Result |
Proceed to |
---|---|
DTC is not output |
A |
DTC is output |
B |
B | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
7. |
REPLACE DCM (TELEMATICS TRANSCEIVER) |
(a) Replace the DCM (Telematics Transceiver) (See page
).
NOTICE:
NEXT | ![]() |
PERFORM DCM ACTIVATION |
Terminals Of Ecu
TERMINALS OF ECU
1. ACCESSORY METER ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table
below.
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Sp ...
Sending Malfunction (Navigation to APGS) (U0073,U0140)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
DTC No.
DTC Detection Condition
Trouble Area
U0073
CAN reception error
CAN communication sys ...