NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOO
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable
Preparation
Periodic maintenanceOil cooler
Exploded View
Intake manifold
Cylinder block
Clamp
Water hose
Water hose clip
Water hose
Oil cooler
Gasket
Oil cooler relief valve
Front
Removal and Installation
WARNING:
Be careful not to burn yourself, as engine oil and ...
Air cleaner filter
Exploded view
Mass air flow sensor
Air cleaner filter
Air cleaner case (lower)
Air duct assembly
Grommet
Resonator bracket (front)
Resonator bracket (rear)
Resonator
Air duct
Mounting clip
Air duct assembly
Air duct assembly
...
P0139 HO2S2
DTC Description
DTC DETECTION LOGIC
The heated oxygen sensor 2 has a much longer switching time
between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen
storage capacity of the three way catalyst 1 causes the longer
switching time. To judge the malfunctions of heated oxygen sens ...