CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK |
HINT:
What |
Vehicle model, system name |
When |
Date, time, occurrence frequency |
Where |
Road conditions |
Under what conditions? |
Driving conditions, weather conditions |
How did it happen? |
Problem symptoms |
|
3. |
PRE-CHECK |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
(b) Check the fuses and relays.
(c) Check the connector connections and terminals to make sure that there are no abnormalities such as loose connections, deformation, etc.
|
4. |
VERIFY CUSTOMER SUBSCRIPTION IS ACTIVE* |
(a) Enter the VIN into Vehicle Inquiry on the Techstream and verify the subscription type and expiration date.
|
5. |
PERFORM HEALTH CHECK* |
(a) 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 |
|
6. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
Result |
Proceed to |
---|---|
Fault is not listed in Problem Symptoms Table |
A |
Fault is listed in Problem Symptoms Table |
B |
HINT:
If the symptom does not reoccur and no DTC is output, attempt to reproduce the symptoms.
Click here
B | ![]() |
GO TO STEP 8 |
|
7. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Terminals of ECU
Click here
(b) Data List / Active Test
Click here
|
8. |
REPAIR OR REPLACE |
(a) Check if the DCM (Telematics Transceiver) has been replaced.
Result |
Proceed to |
---|---|
The DCM (Telematics Transceiver) has been replaced |
A |
The DCM (Telematics Transceiver) has not been replaced |
B |
B | ![]() |
GO TO STEP 10 |
|
9. |
PERFORM DCM ACTIVATION |
(a) Perform "DCM ACTIVATION".
Click here
|
10. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Toyota CH-R Service Manual > Smart Key System(for Entry Function): Dtc Check / Clear
DTC CHECK / CLEAR
CHECK FOR DTC
NOTICE:
When using the Techstream with the engine switch off, connect the Techstream
to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds
or less until communication between the Techstream and the vehicle begins. Then
select the ...
Toyota CH-R Service Manual > Lin Communication System: Rear Door LH ECU Communication Stop (B2324)
DESCRIPTION
This DTC is stored when LIN communication between the power window regulator
motor assembly (for rear LH door) and main body ECU (multiplex network body ECU)
stops for 10 seconds or more.
DTC No.
Detection Item
DTC Detection Condition
Tro ...