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:

Door switch
Component Function Check 1.Check function Select DOOR LOCK of BCM using CONSULT Select door sw-dr, door sw-as in data monitor mode Check that the function operates normally according to the following conditions. Is the inspection result normal? YES >> Door switch is OK. NO ...

Wiring diagram
Navigation with bose Wiring diagram ...

Fuel gauge
NOTE: The ignition switch must be placed in the ON position for the gauge to give a reading. The gauge indicates the approximate fuel level in the tank. The gauge may move slightly during braking, turning, acceleration, or going up or down hills. The low fuel warning light comes on when ...