CAUTION / NOTICE / HINT
Techstream can be used in steps 3, 6, 9 and 12.
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
|
3. |
CHECK AND CLEAR DTCS AND FREEZE FRAME DATA |
|
4. |
PROBLEM SYMPTOM CONFIRMATION |
|
5. |
CHECK CAN COMMUNICATION SYSTEM |
(a) Check for output DTCs.
HINT:
The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.
Result |
Proceed to |
---|---|
CAN communication system DTC not output |
A |
CAN communication system DTC output |
B |
B | ![]() |
CAN COMMUNICATION SYSTEM |
|
6. |
CHECK CLEAR DTCS |
|
7. |
PROBLEM SYMPTOM SIMULATION |
Result |
Proceed to |
---|---|
Symptom does not occur |
A |
Symptom occurs |
B |
B | ![]() |
GO TO STEP 9 |
|
8. |
SYMPTOM SIMULATION |
|
9. |
CHECK DTCS (OTHER THAN CAN SYSTEM DTCS) |
Result |
Proceed to |
---|---|
DTC not output |
A |
DTC output |
B |
B | ![]() |
GO TO STEP 11 |
|
10. |
PROBLEM SYMPTOMS TABLE |
NEXT | ![]() |
GO TO STEP 12 |
11. |
DTC CHART |
|
12. |
CIRCUIT INSPECTION |
|
13. |
PROBLEM IDENTIFICATION |
|
14. |
REPAIR OR REPLACE |
|
15. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Precaution
PRECAUTION
1. IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine ...
Push Switch / Key Unlock Warning Switch Malfunction (B2780)
DESCRIPTION
This DTC is stored if the transponder key ECU assembly does not detect that the
unlock warning switch assembly is ON even when the key is in the ignition key cylinder.
Under normal conditions, the unlock warning switch assembly is ON when the key is
in the ignition key cylinder.
...
Front Radar Sensor (C1A10)
DESCRIPTION
When an internal malfunction is detected in the millimeter wave radar sensor
assembly, DTC C1A10 is stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
C1A10
Front Radar Sensor
When the ...