Nissan Sentra B18 (2020-2025) Service Manual: Front Disc Brake Rotor
Inspection
Inspection
Check for uneven wear of the disc brake rotor
using a micrometer. Replace the disc brake rotor if the thickness
is below the wear limit. Refer to Removal and Installation.
...
Other materials:
P0131 A/F Sensor 1
DTC Logic
DTC DETECTION LOGIC
To judge the malfunction, the diagnosis checks that the A/F signal computed
by ECM from the A/F sensor 1
signal is not inordinately low.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P01 ...
P0420 Three Way Catalyst Function
Dtc Description
DTC Description
The ECM monitors the switching frequency ratio of air fuel ratio
(A/F) sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2. As oxygen ...
Component parts
Meter system
METER SYSTEM : Component Parts Location
ABS actuator and electric unit (control
unit)
Combination meter
CVT shift selector (with CVT)
(O/D OFF switch)
Air bag diagnosis sensor unit
(view with center console assembly removed)
Parking brake switch
(view with ...
