Most of connector symbols in wiring diagrams are shown from the terminal side.
For description and how to disconnect, refer to PG section, “Description”, “HARNESS CONNECTOR”.

Connector guides for male terminals are shown in black and female terminals in white in wiring diagrams.

Sample/wiring diagram -example-P0011 IVT control
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0011 is displayed with DTC P0075, first perform the trouble
diagnosis for EC-180, "DTC Logic".
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0011
INT/V TIM CO ...
Air conditioner system refrigerant and oil recommendations
The air conditioner system in your NISSAN
vehicle must be charged with the refrigerant
HFC-134a (R-134a) and NISSAN A/C
system oil Type S or the exact equivalents.
CAUTION
The use of any other refrigerant or oil will
cause severe damage to the air conditioning
system and will require the repl ...
Idle air volume learning
Description
Idle Air Volume Learning is a function of ECM to learn the idle air volume
that keeps each engine idle speed
within the specific range. It must be performed under any of the following
conditions:
Each time electric throttle control actuator or ECM is replaced.
Idle speed or i ...