Nissan Sentra Service Manual: How to read wiring diagrams

Key to Symbols Signifying Measurements or Procedures

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Connector symbols

Most of connector symbols in wiring diagrams are shown from the terminal side. Connector symbols shown from the terminal side are enclosed by a single line and followed by the direction mark. ...

Other materials:

System description
Component parts Component parts location Instrument lower finisher Sport mode switch The sport mode switch is installed to the instrument lower finisher. When the sport mode indicator lamp on the combination meter is off and the sport mode switch is pressed, the sport mode is ...

Optical sensor
Description The optical sensor measures ambient light and transmits the optical sensor signal to the bcm. Component function check 1.Check optical sensor signal by consult Consult Turn the ignition switch ON. Select opti sen of bcm (head lamp) data monitor item. Turn the lighting swit ...

Connector symbols
Most of connector symbols in wiring diagrams are shown from the terminal side. Connector symbols shown from the terminal side are enclosed by a single line and followed by the direction mark. Connector symbols shown from the harness side are enclosed by a double line and followed by the ...