Caterpillar 950H, 962H and IT62H Wheel Loader Electrical System Wiring Schematic

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 950H, 962H and IT62H Wheel Loader Electrical System Wiring Schematic.

Document reference: RENR8882-02 (Vol 1), RENR8882-03 (Vol 2).

What the diagrams cover

• Complete component location tables with schematic grid references
• Connector location charts
• Component Identifier (CID), Module Identifier (MID), and Failure Mode Identifier (FMI) diagnostic code tables for Caterpillar Monitoring System, Payload Control System, Electronic Transmission Control, and Electronic Implement Control
• Full wire-by-wire circuit descriptions with wire numbers, colors, and gauges
• Complete wire-level schematic diagrams for engine, chassis, and cab harnesses
• Off-machine switch specifications and resistor/sender/solenoid specifications
• Related electrical service manual cross-reference table

Models covered

• 950H
• 962H
• IT62H Wheel Loader

User help

1. Check the fit first. Compare your model and serial number 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. Open it anywhere. Use any current PDF reader (Adobe Acrobat Reader, your browser, or a phone or tablet app). Save a copy to your computer and to a backup drive.
4. Jump straight to the section you need. Start from the table of contents or search for a part name, fault code or value, then print just those pages 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.

Caterpillar and all model names are trademarks of their respective owners and are used here only to identify compatibility. This store is an independent seller and is not affiliated with or endorsed by Caterpillar. For informational and maintenance use.