CAUTION / NOTICE / HINT
HINT:
PROCEDURE
1. |
VEHICLE BROUGHT TO WORKSHOP |
|
2. |
CUSTOMER PROBLEM ANALYSIS |
HINT:
What |
Vehicle model, system name |
When |
Date, time, occurrence frequency |
Where |
Road conditions |
Under what conditions? |
Running conditions, driving conditions, weather conditions |
How did it happen? |
Problem symptoms |
|
3. |
INSPECT BATTERY VOLTAGE |
(a) Measure the vehicle 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.
|
4. |
INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* |
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result |
Proceed to |
---|---|
ECU connected, communication line is normally. |
A |
ECU connected, communication line is malfunctioning. |
B |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
|
5. |
INSPECT COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM (LIN)* |
(a) Use the Techstream to check if the LIN communication system (LIN) is functioning
normally (See page ).
Result |
Proceed to |
---|---|
LIN DTC is not output. |
A |
LIN DTC is output. |
B |
B | ![]() |
GO TO LIN COMMUNICATION SYSTEM |
|
6. |
CHECK FOR DTC* |
(a) Check for DTCs and note any codes that are output.
(b) Clear the DTCs.
(c) Recheck for DTCs. Based on the DTCs output, try to cause the same steering lock system DTC, engine immobiliser system DTC, wireless door lock control system DTC or smart key system (for start function) DTC to be output by simulating the symptoms indicated by the DTCs.
Result |
Proceed to |
---|---|
DTC is not output. |
A |
Steering lock system DTC is output. |
B |
Engine immobiliser system DTC is output. |
C |
Wireless door lock control system DTC is output. |
D |
Smart key system (for start function) DTC is output. |
E |
B | ![]() |
GO TO STEERING LOCK SYSTEM |
C | ![]() |
GO TO ENGINE IMMOBILISER SYSTEM |
D | ![]() |
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM |
E | ![]() |
GO TO SMART KEY SYSTEM (for Start Function) |
|
7. |
PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table (See page
).
Result |
Proceed to |
---|---|
Fault is not listed in problem symptoms table. |
A |
Fault is listed in problem symptoms table. |
B |
B | ![]() |
GO TO STEP 9 |
|
8. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page )
(b) Data List / Active Test (See page )
(c) Terminals of ECU (See page )
|
9. |
REPAIR OR REPLACEMENT |
|
10. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Back Door Closer does not Operate
DESCRIPTION
When the back door closer does not operate, one of the following may be the cause:
1) improper fit of the back door, or a foreign object is stuck in the back door
or 2) initialization of the power back door ECU (power back door motor unit)*1, ...
CD Sound Skips
PROCEDURE
1.
CHECK CD
(a) Check that the CD is not deformed or cracked.
OK:
No deformation or cracks on the CD
NG
END (CD IS FAULTY)
...
Vehicle Specifications have not been Stored (B2451)
DESCRIPTION
The headlight leveling ECU assembly stores this DTC if the vehicle specifications
have not been stored in the ECU.
HINT:
The vehicle specifications are stored in the ECU at the factory.
DTC No.
DTC Detecting Condition
...