Hot Start Fix ECU File Service
Starting issues when the engine is warm: information for workshops preparing a Hot Start Fix file request.
What to include in your request
Describe warm-start symptoms, coolant temperature and any relevant codes. Battery, starter, fuel-pressure and sensor checks help distinguish a calibration request from a hardware fault.
Check compatibility first
Use the ECU support list to find the relevant service and ECU family. A listed ECU family is a starting point; the exact hardware and software version still needs to match the requested solution.
File and diagnostic information
- Vehicle make, model, year and engine.
- ECU manufacturer, model, hardware and software identifiers where available.
- The original read, reading tool and read method.
- Diagnostic codes, symptoms and a clear description of the requested work.
Pricing and submission
See current prices, then sign in and upload your file. Select the service shown in the upload form. For unsupported versions or unclear requirements, contact [email protected] before proceeding.
File services do not replace vehicle diagnosis. See the terms of service for the intended use and conditions.