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): Additional Key cannot be Registered
DESCRIPTION
If additional registration is not possible, a malfunction of the electrical key
transmitter sub-assembly, certification ECU (smart key ECU assembly), engine switch,
No. 1 indoor electrical key antenna assembly (front floor), steering lock ECU (steering
lock actuator or upper brack ...
Toyota CH-R Service Manual > Vehicle Stability Control System: Open or Short in Brake Pedal Load Sensing Switch (C1429)
DESCRIPTION
The brake pedal load sensing switch turns on when the brake pedal is depressed
with a force exceeding a predetermined level.
The skid control ECU uses this circuit to detect if the brake pedal is depressed
or not.
DTC No.
Detection Item
DTC Detecti ...