How to Read Circuit Diagrams

2012 Mitsubishi Outlander AWD L4-2.4L (4B12)SECTION How to Read Circuit Diagrams



HOW TO READ CIRCUIT DIAGRAMS

The circuit of each system from the fuse (or fusible link) to ground is shown. The power supply is shown at the top and the ground at the bottom to facilitate understanding of how the current flows. Some variations are included in one circuit diagram.
Accordingly, some diagrams may not be applicable for individual vehicles. The circuit diagrams show the state when switches are not operated.






CONNECTOR/GROUNDING INDICATIONS













SYMBOLS (EXCEPT CONNECTOR AND GROUNDING)

Devices appearing in circuit diagrams are indicated by the following symbols.






WIRE COLOR CODES

Wire colors are identified by the following color codes.









If a cable has two colors, the first of the two color code characters indicates the basic color (color of the cable coating) and the second indicates the marking (tracer) color.





NOTE:

*: No code indicates 0.5 mm2(0.0008 in2). Cable color code in parentheses indicates 0.3 mm2 (0.0005 in2).

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.