This one-page diagnostic document covers CAT PTO throttle calibration procedures related to fault code 0030-13 (PTO Throttle out of calibration) on Caterpillar diesel engines. It provides technicians with the information needed to identify, diagnose, and resolve this specific diagnostic trouble code in a workshop setting.
Official CAT PTO throttle calibration document details
| Brand | Caterpillar (CAT) |
| Model coverage | C11, C13, C15 engines (All Others) |
| System / Group | Diagnostic Trouble Codes (DTCs) |
| Publication no. | Not specified |
| Year / Revision | Unknown |
| Pages | 1 |
| File size | 0.3 MB |
| Format | |
| Language | English |
Document table of contents
- DTC 0030-13 — PTO Throttle out of calibration
- Diagnostic conditions and fault description
- Troubleshooting and calibration steps
Applicable truck models
This guide applies to vehicles and equipment powered by Caterpillar C11, C13, and C15 diesel engines equipped with a PTO (Power Take-Off) throttle system. These engines are commonly found in Class 8 on-highway trucks, vocational trucks, and heavy equipment applications where PTO functionality is required. The document falls under the “All Others” sub-group within CAT’s DTC classification, meaning it is not limited to a single OEM chassis. For additional technical resources and engine specifications, visit Caterpillar’s official support page.
Who needs this PTO throttle calibration manual
Diesel mechanics and workshop owners working on Caterpillar-powered trucks will find this document essential when DTC 0030-13 is logged by the engine ECM. It is particularly useful for technicians performing PTO throttle calibration or diagnosing erratic PTO throttle behavior on C11, C13, and C15 engines.
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