DTC Logic
DTC DETECTION LOGIC

Diagnosis Procedure
1.CHECK DTC DETECTION
With CONSULT.
Is DTC U1000 detected?
YES >> Proceed to diagnosis procedure. Refer to LAN "Trouble Diagnosis Flow Chart".
NO >> Refer to GI "Intermittent Incident".
Diagnosis and repair workflow
Work Flow
DETAILED FLOW
1. REVIEW CUSTOMER COMPLAINT
Review customer complaint. Try to obtain detailed information about the
conditions when the symptom occurs.
>> GO TO 2
2. VERIFY THE SYMPTOM
Verify the symptom by performing an operational check. Refer to WW"System
Descripti ...
ECM Branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the ECM for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES &g ...