3944125 Engine Control Module ECM for Cummins ISC/ISL CM554
3944125 Engine Control Module ECM for Cummins ISC/ISL CM554
The 3944125 Engine Control Module is a quality replacement ECM for selected Cummins ISC and ISL engine applications using the CM554 control system. It is suitable for ECM replacement, diesel engine repair and aftermarket service applications.
Key Features
- Quality replacement ECM
- Inspected and tested before shipment
- Suitable for selected Cummins ISC/ISL CM554 applications
- Programming requirements can be confirmed before ordering
- Secure export packaging
- 12-month warranty
Product Information
- Part Number: 3944125
- Product Type: Engine Control Module
- Engine Application: Cummins ISC / ISL
- Control System: CM554
- Condition: Remanufactured
- Programming Status: Please Confirm Before Ordering
- MOQ: 1 Piece
- Warranty: 12 Months
Compatibility Confirmation
Please provide the following information before ordering:
- Original ECM part number
- Engine model
- Engine serial number, if available
- CPL number, if available
- VIN number, if available
- Clear photos of the original ECM label
- Connector configuration
- Programming or calibration requirements
Different engine configurations may use different ECM hardware and calibration files. Please confirm the original ECM part number and engine information before placing the order.
Matching only by ECM appearance or connector configuration is not recommended.
Programming Information
Programming or calibration may be required before or after installation depending on the engine and vehicle configuration.
Please provide the original ECM label, engine serial number and available calibration information before ordering so that the required configuration can be confirmed.
Quality Inspection
Each ECM is inspected and tested before shipment. Inspection may include:
- External condition
- Connector condition
- Housing condition
- Product identification
- Functional testing where applicable
- Packaging condition
Product photos and available testing information can be provided before shipment upon request.
Warranty
A 12-month warranty is available according to the agreed sales terms.
Damage caused by incorrect installation, wiring faults, external short circuits, water entry, incorrect programming, incorrect calibration or application mismatch is not normally covered by the warranty.
Ordering Information
For an accurate quotation, please provide:
- Required part number
- Order quantity
- Engine model
- Engine serial number, if available
- Original ECM label photos
- Programming requirements
- Delivery country and postal code
Contact HQM DIESEL for pricing, availability and shipping options.







