Caterpillar C15 On-Highway Truck Engine Electrical System Wiring Diagrams (May 2013 Edition)

Electrical faults are much easier to trace with the right diagram in front of you. This is the wiring diagram / electrical schematic document for the Caterpillar C15 On-Highway Truck Engine Electrical System (2013).

The document is 2 pages long and is referenced as RENR9523-06 (May 2013).

What the diagrams cover

• Connector and splice location tables (A-C1 through A-C10+) with wire name, position, and terminal/plug part numbers
• Accessory tables with plug, paint/pro, and wedge part numbers
• Harness and wire electrical schematic symbols legend

Coverage

C15 On-Highway Truck Engine — 2013.

User help

1. Check the fit first. Compare your model and serial number and model year with the coverage shown above. If you are unsure, message us with those details before ordering and we will help you confirm.
2. Get the file. This is a digital PDF download. Nothing is shipped, so you can start using it as soon as you have the file.
3. Read it on any device. The file opens in standard PDF readers on Windows, Mac, Android and iOS. Keep a backup copy so you always have it.
4. Find things quickly. Use the contents pages and your reader's search (Ctrl+F or Cmd+F) to jump to a component, fault code or specification. Print only the pages you need for the workshop.
5. Trace circuits methodically. Identify the circuit, connector or harness in the diagram, then check voltage, continuity and grounds at the points shown before replacing components.
6. Safety first. Work on machinery, fuel and electrical systems carries real risk. Follow the document's safety notes, use suitable tools and supports, and comply with local rules. If a job is beyond your experience, use a qualified technician.

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