Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2006 Freightliner Sprinter 2500 L5-2.7L DSL TurboFACTORY OEM SERVICE PROCEDURE
No Response From Engine Control Module
Test 1 - Test 3:
Test 4:
SYMPTOM
NO RESPONSE FROM ENGINE CONTROL MODULE
POSSIBLE CAUSES
- Check powers and grounds to the engine control module
- K-ECM circuit shorted to ground
- K-ECM circuit shorted to voltage
- K-ECM circuit open
- Engine control module
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.