Symptom diagnosis
Spark plugSymptom diagnosis
Engine does not start when intelligent key is inside of vehicle
Description
Engine does not start when push-button ignition switch is pressed while
carrying intelligent key.
Note:
Check that vehicle is under the condition shown in “conditions of
vehicle” before starting diagnos ...
Wiring diagram
Intelligent key system/engine start function
Wiring diagram
Nissan vehicle immobilizer systemnats
Wiring Diagram
Vehicle security system
Wiring diagram
...
P0420 Three way catalyst function
DTC Logic
DTC DETECTION LOGIC
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 storage c ...