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:

Brake fluid
Drain and Refill CAUTION: Do not spill or splash brake fluid on painted surfaces. Brake fluid may damage paint. If brake fluid is splashed on painted areas, wash it away with water immediately. Prior to repair, turn the ignition switch OFF, disconnect the ABS actuator and electric uni ...

Wiring diagram
Engine control system Wiring Diagram ...

Engine maintenance
Drive belt Drive belt : inspection Alternator Drive belt auto-tensioner Crankshaft pulley A/c compressor Water pump Drive belt Possible use range New drive belt range Ndicator Warning: Perform this step when engine is stopped. Check that the indicator of drive bel ...