Diagnostic Code Information for Caterpillar Electronic
Control

{1901, 1927, 1948, 3168, 4348, 4802, 4808, 4810, 5511,
5701, 7490, 7494, 7601, 7602, 7610, 7610, 7610}
SMCS - 1901-II ; 1927-II ; 1948-II ; 3168-II ; 4348-II ; 4802-II ; 4808-II ; 4810-II ; 5511-II ; 5701-
II ; 7490-II ; 7494-II ; 7601-II ; 7602-II ; 7610-II

Articulated Truck: All
Backhoe Loader: All
Landfill Compactor: All
Soil Compactor: All
Excavator: All
Integrated Toolcarrier: All
Load Haul Dump: All
Motor Grader: All
Off-Highway Truck/Tractor: All
Pipelayer: All
Road Reclaimer/Soil Stabilizer: All
Skid Steer Loader: All
Telehandler: All
Track-Type Loader: All
Track-Type Tractor: All
Underground Articulated Truck: All
Wheel Loader: All
Wheel Skidder: All
Wheel Tractor-Scraper: All
Asphalt Paver: All
Challenger: All
Cold Planer: All
Compact Wheel Loader: ALL
Earthmoving Compactor: All
Forest Products: All
Paving Compactor: All
Track-Type Skidder: All
Wheel Dozer: All
Engine:Commercial All Diesel
Engine:Truck All
Machine Engines: All

Diagnostic Code Information for Caterpillar Electronic Controls

Before the repair technique is necessary to find the cause.
Diagnostic system will help determine fault.
Diagnostic system provides the code that corresponds to a specific site or fault details.
Fault codes for some types of Caterpillar equipment.

The diagnostic code information that follows is utilized by Caterpillar machines that are equipped
with Caterpillar electronic controls.
Component identifiers, failure mode identifiers, and module identifiers are pieces of information
that assist service personnel in diagnosing system problems of the machine.