AUTOMATIC HIGH BEAM SYSTEM
| DTC Code | DTC Name |
|---|---|
| HOW TO PROCEED WITH TROUBLESHOOTING |
CAUTION / NOTICE / HINT
Use the following procedure to troubleshoot the lighting system.
*: Use the GTS.
PROCEDURE
VEHICLE BROUGHT TO WORKSHOP
Result
Proceed to
NEXT
INSPECT BATTERY VOLTAGE
Measure the battery voltage with the ignition switch off.
Standard voltage
11 to 14 V
If the voltage is below 11 V, replace or recharge the battery before proceeding to the next step.
Result
Proceed to
NEXT
CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
Using the GTS, display the "CAN Bus Check" screen and check all ECUs and sensors connected to the CAN communication system.
Result
Result
Proceed to
CAN communication system DTCs are not output
A
CAN communication system DTCs are output
B
CHECK FOR DTC
Check for DTCs.
Clear the DTCs.
Recheck for DTCs.
Result
Result
Proceed to
No DTCs are output (symptoms can be confirmed and reproduced)
A
No DTCs are output (symptoms cannot be confirmed and reproduced)
B
DTCs output
C
PROBLEM SYMPTOMS TABLE
Refer to Problem Symptoms Table.
Result
Result
Proceed to
Fault is not listed in problem symptoms table
A
Fault is listed in problem symptoms table
B
PERFORM TROUBLESHOOTING BASED ON PROBLEM SYMPTOM
Operation check
Terminals of ECU
Data List / Active Test
Fail-safe chart
On-vehicle inspection
Inspection
Result
Proceed to
NEXT
ADJUST, REPAIR OR REPLACE
Result
Proceed to
NEXT
CONFIRMATION TEST
Result
Proceed to
NEXT
NEXT END