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 pedal
Inspection BRAKE PEDAL HEIGHT Check the brake pedal height (H1) between the dash lower panel (1) and the brake pedal upper surface. Brake pedal height (H1) : Refer to BR-54, "Brake Pedal". CAUTION: Check the brake pedal height with the floor trim removed. STOP LAMP SWITCH AND BR ...

Tilt operation
Pull the lock lever down 1 and adjust the steering wheel up or down 2 to the desired position. Push the lock lever up 1 firmly to lock the steering wheel in place. WARNINGDo not adjust the steering wheel while driving. You could lose control of your vehicle and cause an accide ...

Power supply and ground circuit
Combination meter Combination meter : diagnosis procedure Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram". 1.Check fuses Check that the following fuses are not blown. Is the fuse blown? YES >> Replace the blown fuse after repairing the affected circu ...