Caterpillar C15 On-Highway Truck Engine Electrical System Wiring Diagrams (SDP1-822)

4.5 out of 5 (4 reviews)
SKU: CAT-C15-WIRING-SDP1822 Category: Caterpillar
$25.99
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This Caterpillar electrical schematic (KENR5895-02) provides complete wiring diagrams for the C15 On-Highway Engine, serial number prefix SDP1-822. It includes full engine and vehicle harness connector tables, splice locations, and a typical vehicle harness wiring diagram, formatted as large-format foldout print pages.

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Compatibility
  • Manufacturer: Caterpillar
  • Model: C15 On-Highway Engine (Serial Prefix SDP1-822)

Description

Caterpillar C15 On-Highway Engine Electrical System Wiring Diagrams

This is the factory electrical schematic (KENR5895-02, November 2006) for the Caterpillar C15 On-Highway Engine, serial number prefix SDP1-822.

Coverage Includes:

  • Complete engine harness connector tables (Harness 286-8224, 290-8615, 292-0644, 292-0645) with wire colors, gauges, and pin-outs
  • Connector and splice location diagrams for injector, IVA, brake solenoid, and sensor harnesses
  • Engine control module (ECM) pinout with full signal/sensor identification
  • Typical vehicle harness wiring diagram showing OEM/chassis-side connections (ignition, speedometer, tachometer, J1939/J1587 data links, cruise control, lamps)
  • Right side, left side, top, and rear engine views with connector callouts
  • Harness and wire symbol legend, notes, and related electrical service manual references (RENR9343 Troubleshooting, RENR9813 Systems Operation/Testing and Adjusting)

Manual Type:

Factory Electrical Schematic (large-format foldout, printed at 34" x 24", 16-page layout across 2 PDF sheets).

Specifications

ManufacturerCaterpillar
Model / SeriesC15 (S/N Prefix SDP1-822)
Model YearsNot clearly specified in PDF
Equipment TypeOn-Highway Truck Engine
Manual EditionKENR5895-02 (Nov. 2006)
CoverageFull Electrical Wiring Schematic (2-sheet foldout)

Customer Reviews

4.5
Based on 4 reviews
Jason Mitchell Sep 20, 2026

Useful Reference

A helpful wiring reference with clear diagrams and straightforward information. Easy to review when needed.

Thomas Mitchell Sep 18, 2026

Helpful Electrical Reference

A useful reference for checking circuits and connections. The diagrams are clear and straightforward to follow.

David Peterson Sep 17, 2026

Clear Wiring Diagrams

The diagrams were clearly organized and easy to navigate. I found the electrical information I needed quickly.

Ryan Anderson Sep 15, 0206

Clear Wiring Diagrams

The diagrams are well organized and made it easy to locate the electrical information I needed for the C15 engine.

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