This CAT engine speed calibration document provides the procedure for primary to secondary engine speed signal calibration on Caterpillar diesel engines. It is cataloged under publication number 0022-11 and spans three pages covering the diagnostic calibration workflow for CAT C-series powertrains.
Official CAT engine speed calibration document details
| Brand | Caterpillar (CAT) |
| Model coverage | C11, C13, C15 (All Others) |
| System / Group | DTCs — Primary to Secondary Engine Speed Signal Calibration |
| Publication no. | 0022-11 |
| Year / Revision | Unknown |
| Pages | 3 |
| File size | 0.2 MB |
| Format | |
| Language | English |
Document table of contents
- 15 – 0022-11 Primary to Secondary Engine Speed Signal Calibration (Page 42-1)
- 15 – 0022-11 Primary to Secondary Engine Speed Signal Calibration (Page 42-2)
- 15 – 0022-11 Primary to Secondary Engine Speed Signal Calibration (Page 42-3)
Applicable truck models
This document applies to Caterpillar C11, C13, and C15 diesel engines grouped under the “All Others” classification. These engine families are widely installed in on-highway Class 8 trucks and vocational vehicles. The calibration procedure addresses the relationship between the primary and secondary engine speed sensors, which is critical for accurate ECM speed signal interpretation and DTC resolution. Technicians working on any chassis equipped with these CAT engine platforms should reference this publication when speed sensor diagnostic trouble codes are present. For additional technical resources and parts information, visit the Caterpillar official support page.
Who needs this engine speed calibration manual
Diesel mechanics and workshop owners troubleshooting DTC codes related to engine speed sensor mismatch on CAT C11, C13, or C15 engines will find this document essential. It is also relevant for fleet maintenance teams performing routine sensor calibration after speed sensor replacement or ECM reflash procedures.
The full PDF of this engine speed calibration reference is available in the DiagTechPro manuals library, free account required to download.
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