This 1-page CAT C13 barometric pressure diagnostic document covers DTC 0108-04 (barometric pressure sensor voltage low) for Caterpillar diesel engines. It provides step-by-step troubleshooting procedures to identify and resolve low-voltage conditions in the barometric pressure sensor circuit. The guide is intended for technicians servicing CAT on-highway and vocational truck engines.
Official CAT C13 barometric pressure document details
| Brand | Caterpillar (CAT) |
| Model coverage | C11, C13, C15 (All Others) |
| System / Group | Diagnostic Trouble Codes (DTCs) |
| Publication no. | 0108-04 |
| Year / Revision | Unknown |
| Pages | 1 |
| File size | 0.3 MB |
| Format | PDF (compressed) |
| Language | English |
Document table of contents
- DTC 0108-04 — Barometric Pressure Sensor Voltage Low
- Conditions for setting the fault code
- Sensor circuit inspection and voltage measurement
- Wiring harness and connector checks
- ECM signal verification
- Recommended corrective actions
Applicable truck models
This document applies to Caterpillar C11, C13, and C15 diesel engines classified under the “All Others” group. These engines are commonly found in Class 8 trucks from multiple OEMs, as well as vocational and heavy-haul applications. The barometric pressure sensor plays a critical role in altitude compensation for fuel delivery and emissions control on these platforms. For official Caterpillar service information and parts lookup, visit Caterpillar Support and Service.
Who needs this C13 barometric pressure manual
Diesel technicians and workshop owners diagnosing a voltage-low condition on the barometric pressure sensor circuit in CAT C11, C13, or C15 engines will benefit from this reference. It is especially useful when the ECM logs DTC 0108-04 and the operator reports reduced power or abnormal engine behavior at varying altitudes.
The full PDF is available in the DiagTechPro manuals library; a free account is required to download.
Related manuals library
Sản phẩm liên quan cho hãng này
Cùng brand theo taxonomy hiện có trong catalog WooCommerce.
CAT Perkins Pack – Premium Power & Performance by Caterpillar
CAT SIS
