The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot when, during a DTC check, a "Normal" code is displayed but the problem is still occurring. Numbers in the table show the inspection order in which the circuits or parts should be checked.
HINT: In some cases, the problem is not detected by the diagnostic system even though a problem symptom is present. It is possible that the problem is occurring outside the detection range of the diagnostic system, or that the problem is occurring in a completely different system.

Diagnostic trouble code chart
Circuit inspectionVehicle load limits
Vehicle load limits include total load capacity, seating capacity,
twr (trailer weight rating) and cargo capacity.
Total load capacity (vehicle capacity weight):
Total load capacity means the combined weight of occupants, cargo
and luggage.
Seating capacity: 7 or 8 occupants (front 2, rear 5 or ...