How To Proceed With Troubleshooting [12/2012 - ]: Procedure
- VEHICLE BROUGHT TO WORKSHOP
Result:
Go to next step
- CUSTOMER PROBLEM ANALYSIS CHECK
HINT:
- In troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time the malfunction occurred.
- Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
- The following 5 items are important points for problem analysis:
What Vehicle model, system name When Date, time, occurrence frequency, whether the problem occurred recently or has been occurring for a long time Where Whether the problem occurs at a specific location Under what conditions? Whether the doors were locked or unlocked, whether the engine switch was on, whether the engine has started How did it happen? Problem symptoms Result:
NEXT
See step 3
- INSPECT BATTERY VOLTAGE
- 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.
Result:
NEXT
See step 4
- Measure the battery voltage.
- INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
- Using the Techstream, check for CAN communication system DTCs.
Refer to DIAGNOSIS SYSTEM [12/2012 - 11/2013] .
Refer to DIAGNOSIS SYSTEM [11/2013 - 10/2015] .
Refer to DIAGNOSIS SYSTEM [10/2015 - 08/2016] .
Refer to DIAGNOSIS SYSTEM [08/2016 - ] .
Result Proceed to CAN DTCs are not output CAN DTCs are output
Result:
CAN DTCs are output
GO TO CAN COMMUNICATION SYSTEM:
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [12/2012 - 10/2015] or HOW TO PROCEED WITH TROUBLESHOOTING [10/2015 - ] .
Result:
CAN DTCs are not output
See step 5
- Using the Techstream, check for CAN communication system DTCs.
- CHECK FOR DTC (WIRELESS DOOR LOCK CONTROL SYSTEM)*
- Clear the DTCs.
Refer to DTC CHECK / CLEAR [12/2012 - ] .
Body Electrical > Entry&Start > Clear DTCs
- Check for DTCs.
Refer to DTC CHECK / CLEAR [12/2012 - ] .
Body Electrical > Entry&Start > Trouble Codes
Result Proceed to DTCs are not output DTCs are output
Result:
DTCs are output
GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [12/2012 - ] .
Result:
DTCs are not output
See step 6
- Clear the DTCs.
- PROBLEM SYMPTOMS TABLE
- Refer to Problem Symptoms Table.
Refer to PROBLEM SYMPTOMS TABLE [12/2012 - ] .
Result Proceed to Fault is not listed in Problem Symptoms Table Fault is listed in Problem Symptoms Table
Result:
Fault is listed in Problem Symptoms Table
ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE
Result:
Fault is not listed in Problem Symptoms Table
See step 7
- Refer to Problem Symptoms Table.
- OVERALL ANALYSIS AND TROUBLESHOOTING*
- Terminals of ECU
Refer to TERMINALS OF ECU [12/2012 - 08/2016] or TERMINALS OF ECU [08/2016 - ] .
- Data List / Active Test
Refer to DATA LIST / ACTIVE TEST [12/2012 - 08/2016] or DATA LIST / ACTIVE TEST [08/2016 - ] .
- Operation Check
Refer to OPERATION CHECK [12/2012 - ] .
Result:
NEXT
See step 8
- Terminals of ECU
- REPAIR OR REPLACE
Result:
NEXT
See step 9
- CONFIRMATION TEST
Result:
NEXT
END