Nissan Sentra Service Manual: Symptom diagnosis
Noise, vibration and harshness (nvh) troubleshooting
NVH Troubleshooting Chart
Use chart below to find the cause of the symptom. If necessary, repair or replace these parts.
×: Applicable
Preparation
Commercial Service Tools
...
Other materials:
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 ...
Warning/indicator lights and audible reminders
Anti-lock Braking System (ABS)
warning light
Brake warning light
Charge warning light
Door open warning light
Engine oil pressure warning
light
Low fuel warning light
Low tire pressure warning light
Low windshield-washer fluid
warning light
NISSAN Intelligent Key® lock
warni ...
The low washer fluid warning lamp does not turn on or off
Description
The low washer fluid warning lamp is still illuminated even after washer
fluid is added.
The low washer fluid warning lamp is not illuminated even though the
washer tank is empty.
Diagnosis procedure
1.Check washer fluid level switch signal circuit
Check the washer fluid ...
