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.
2001 Mercedes Benz SLK230 AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Controls - Self-Diagnostics
- Introduction
- Model Identification
- Production Date Information
- Self-Diagnostic System
- How To Read Diagnostic Information
- Component/Circuit Identification
- ECM Connector Identification
- Diagnostic Trouble Code Identification
- Notes
- Symptom Diagnostics
- Fuel Injection System Tests
- Notes
- Fuel Injection System Test (Steps 1.0 & 1.1)
- Fuel Injection System Test (Steps 1.2-2.2)
- Fuel Injection System Test (Steps 3.0-4.1)
- Fuel Injection System Test (Steps 4.2 & 4.3)
- Fuel Injection System Test (Steps 5.0 & 5.1)
- Fuel Injection System Test (Steps 6.0 & 6.1)
- Fuel Injection System Test (Step 7.0)
- Fuel Injection System Test (Steps 8.0 & 8.1)
- Fuel Injection System Test (Steps 8.2 & 9.0)
- Fuel Injection System Test (Steps 10.0 & 11.0)
- Fuel Injection System Test (Steps 12.0 & 13.0)
- Fuel Injection System Test (Step 14.0)
- Fuel Injection System Test (Step 15.0)
- Fuel Injection System Test (Step 16.0)
- Fuel Injection System Test (Step 17.0)
- Fuel Injection System Test (Steps 18.0 & 19.0)
- Fuel Injection System Test (Step 20.0)
- Fuel Injection System Test (Steps 21.0 & 22.0)
- Fuel Injection System Test (Step 23.0)
- Fuel Injection System Test (Steps 24.0-25.0)
- Fuel Injection System Test (Steps 26.0 & 27.0)
- Fuel Injection System Test (Steps 28.0 & 29.0)
- Fuel Injection System Test (Steps 30.0 & 30.1)
- Fuel Injection System Test (Steps 31.0 & 31.1)
- Fuel Injection System Test (Steps 32.0-32.2)
- Fuel Injection System Test (Steps 33.0 & 34.0)
- Fuel Injection System Test (Steps 35.0-37.0)
- Fuel Injection System Test (Step 38.0)
- Fuel Injection System Test (Steps 39.0-41.0)
- Ignition System Tests
- Electronic Accelerator Tests
- Cruise Control Tests
- Fuel Injector Tests
- Fuel Pump Tests
- Signal Pattern Identification
Factory Service Tools
Use the Manual With the Right Hardware
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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.