Identification information
Model Variation
FWD Model
AWD Model
Prefix and Suffix Designations
Identification Number
Vehicle Identification Number Arrangement
Identification Plate
Engine Serial Number
QR25DE
Vehicle front
CVT Number
Dimensions
Wheels & Tires
P0138 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 (manifold)
causes the longer switching
time.
MALFUNCTION A
To judge the malfu ...
Engine coolant
Inspection
LEVEL
Check that the reservoir tank engine coolant level is within the
“MIN” to “MAX” when the engine is cool.
(A) : MAX
(B) : MIN
Adjust the engine coolant level if necessary.
CAUTION:
Refill Genuine NISSAN Long Life Antifreeze/Coolant (blue) or
equiva ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Workflow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
...