Nissan Sentra Owners Manual: Continuously Variable Transmission (CVT) (if so equipped)
The ignition lock is designed so that the ignition switch cannot be turned to the LOCK position until the shift lever is moved to the P (Park) position.
- When moving the ignition switch to the LOCK position, make sure the shift lever is in the P (Park) position.
- When removing the key from the ignition switch, make sure the shift lever is in the P (Park) position.
When the ignition switch cannot be turned to the LOCK position:
- Shift the shift lever to the P (Park) position.
- Turn the ignition switch slightly in the ON direction.
- Turn the ignition switch to the LOCK position.
- Remove the key if it is inserted in the ignition switch.
If the ignition switch is turned to the LOCK position, the shift lever cannot be moved from the P (Park) position.
The shift lever can be moved if the ignition switch is placed in the ON position and the foot brake pedal is depressed.
There is an OFF position between the LOCK and ACC positions. The OFF position is indicated by a “1” on the key cylinder.
Ignition switch (if so equipped)
WARNING
Never remove or turn the key to the
LOCK position while driving. The steering
wheel will lock (for models with a
steering lock mechanism). This may
cause the driver ...
Manual transmission (if so equipped)
The ignition switch includes a device that helps
prevent accidental removal of the key while driving.
The key can only be removed when the ignition
switch is in the LOCK position.
On manua ...
Other materials:
P0139 HO2S2
DTC Logic
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 sensor
2, ...
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.
...
Diagnosis description : permanent diagnostic
trouble code (permanent DTC)
Permanent DTC is defined in SAE J1979/ISO 15031-5 Service $0A.
ECM stores a DTC issuing a command of turning on MIL as a permanent DTC and
keeps storing the DTC as
a permanent DTC until ECM judges that there is no presence of malfunction.
Permanent DTCs cannot be erased by using the erase f ...
