Caterpillar 10R7984-05 Engine Control Module
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CSL Part Number: 114512
Product Overview: The Caterpillar 10R7984-05 is an engine control module (ECM) designed to manage and regulate diesel engine operation in Caterpillar equipment. It processes sensor inputs and controls fuel injection, timing, and other critical engine parameters to optimize performance and emissions. This module is commonly found in Caterpillar industrial engines, generators, and heavy equipment applications. The unit features a sealed enclosure with power transistors thermally bonded to the case for heat dissipation, multiple electrolytic capacitors for power conditioning, and multi-pin connectors for engine interface.
Category: Control Card Or Module
Manufacturer: Caterpillar
Manufacturer Part Number: 10R7984-05
Also Known As(AKA): 3021L200FV
Please provide OEM model serial and engine info when requesting service, this is a programmed part per the machine serial & engine number. If you have wiring diagrams please send in also.
Common Failures
This engine control module may experience issues with electrolytic capacitors, such as doming and high equivalent series resistance (ESR), which can contribute to module failures. Common symptoms may include inconsistent operation or failure to power on.
Repair Approach
Our technicians replace defective capacitors and address abnormal electrical characteristics when identified during evaluation. For modules with complex access requirements, appropriate disassembly and reassembly techniques are used. Power transistors are cleaned and properly affixed with thermal epoxy as needed to maintain operational integrity.
Testing & Quality
Each repaired module undergoes diagnostic testing to verify performance before return. Customers are advised to conduct final system testing to ensure proper integration with the complete engine system.
Limited Repair
The Caterpillar part number is only available as a limited repair at our facility. Repairs to this item may be limited due to several reasons:
- Availability of parts
- Less than 100% test ability due to required support equipment
To have us attempt a repair on your Caterpillar part follow these steps:
Step 1 -
Click the Repair Now button above to add the part and complete the RMA form.
Step 2 -
Print the RMA form that is sent to your email, and put it in the box with the parts for repair.
Step 3 -
Mail the box to the address on the RMA.
After we receive your item, we will perform an inspection and an authorization to repair will be sent for your approval. Work will begin after your authorization is received.
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