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 |
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. |
CHECK FOR DTC* |
(a) Check for DTCs and note any codes that are output (See page
).
(b) Clear the DTCs.
(c) Recheck for DTCs. Based on the DTCs output above, try to force output of the same CAN communication system DTC, LIN communication system DTC or wireless door lock control system DTC by simulating the symptoms indicated by the DTC.
Result |
Proceed to |
---|---|
DTC is not output. |
A |
CAN communication system DTC is output. |
B |
LIN communication system DTC is output. |
C |
Wireless door lock control system DTC is output. |
D |
B | ![]() |
GO TO CAN COMMUNICATION SYSTEM |
C | ![]() |
GO TO LIN COMMUNICATION SYSTEM |
D | ![]() |
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
5. |
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 7 |
|
6. |
OVERALL ANALYSIS AND TROUBLESHOOTING* |
(a) Operation Check (See page )
(b) Terminals of ECU (See page )
(c) Data List / Active Test (See page )
|
7. |
REPAIR OR REPLACE |
|
8. |
CONFIRMATION TEST |
NEXT | ![]() |
END |
Indicator Circuit
DESCRIPTION
The headlight beam level control system indicator light in the combination meter
assembly comes on for approximately 3 seconds when the ignition switch is turned
to ON. The indicator light also comes on when the headlight leveling ECU assembly ...
Lost Communication with Clearance Warning ECU (U1110)
DESCRIPTION
DTC Code
DTC Detection Condition
Trouble Area
U1110
No communication from the clearance warning ECU assembly continues.
Clearance warning ECU assembly branch wire o ...
Terminals Of Ecu
TERMINALS OF ECU
HINT:
Check from the rear of the connector while it is connected to the components.
1. RADIO AND DISPLAY RECEIVER ASSEMBLY
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
...