This one-page diagnostic PDF addresses the CAT injector current low fault code 0002-05, which flags when the electrical current to the Cylinder #2 injector falls below the expected threshold on Caterpillar heavy-duty diesel engines. The document provides the diagnostic trouble code definition, possible causes, and recommended inspection steps for technicians working on affected CAT powertrains.
Official CAT injector current low document details
| Brand | Caterpillar (CAT) |
| Model coverage | C11, C13, C15 (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 0002-05 — Cylinder #2 Injector Current Low
- Fault code description and conditions for setting
- Possible causes of low injector current
- Recommended diagnostic and inspection procedures
Applicable truck models
This document applies to Caterpillar C11, C13, and C15 diesel engines classified under the “All Others” sub-group. These engines are widely installed in on-highway Class 8 trucks and vocational vehicles from manufacturers such as Peterbilt, Kenworth, and Western Star. The DTC 0002-05 fault relates specifically to the Cylinder #2 fuel injector circuit and is relevant to any chassis equipped with these CAT engine platforms. For official Caterpillar technical resources and parts information, visit Caterpillar Support.
Who needs this injector current low manual
Diesel technicians and workshop owners diagnosing injector circuit faults on CAT C11, C13, or C15 engines will find this reference essential. It is particularly useful when a scan tool reports DTC 0002-05 and the technician needs to isolate whether the root cause is a faulty injector, wiring harness issue, or ECM driver problem.
The full PDF is available in the DiagTechPro manuals library; a free account is required to download.
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