Work Flow
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
1.COLLECT INFORMATION FROM CUSTOMER
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred).
>> GO TO 2.
2.TIRE PRESSURE INSPECTION
Check the tire pressure for all wheels. Refer to WT "Tire Air Pressure".
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace tire(s) or wheel(s).
3.CHECK LOW TIRE PRESSURE WARNING LAMP
Check that the low tire pressure warning lamp illuminates for approximately 1 second after the ignition switch is turned ON, then turns OFF.
Does the low tire pressure warning lamp turn OFF?
YES >> Inspection End.
NO >> GO TO 4.
4.PERFORM SELF DIAGNOSTIC RESULT
Perform self diagnostic result. Refer to BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)" or BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)".
Are any DTCs displayed?
YES >> Refer to BCS "DTC Index" or BCS "DTC Index". If two or more DTCs are displayed, refer to BCS "DTC Inspection Priority Chart" or BCS "DTC Inspection Priority Chart".
NO >> GO TO 5.
5.PERFORM DIAGNOSIS APPLICABLE TO THE SYMPTOM
Perform diagnosis applicable to the symptom. Refer to WT "Symptom Table".
>> GO TO 6.
6.FINAL CHECK
Perform self diagnostic result again, and check that the malfunction is repaired. After checking, erase the self diagnosis memory. Refer to BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)" or BCS "AIR PRESSURE MONITOR : CONSULT Function (BCM - AIR PRESSURE MONITOR)".
>> Inspection End.