RH Power Running Board Deploy Timeout — Commanded Position Not Reachable
Land Rover · body
Data confidence95%
The L405 Deployable Side Step ECU detected rh power running board deploy timeout with failure type 77, commanded position not reachable. This interpretation is limited to the documented DSS controller.
Recommended checks
Perform a full module scan
Verify battery voltage
Inspect DSS wiring and connectors
Inspect the running-board mechanism for binding
Check the Hall-effect sensor signal when applicable
Follow the Land Rover DSS troubleshooting guide
Applies toRange Rover L405 2013 model yearDeployable Side Step (DSS) ECU
Manufacturer-defined range: the meaning can differ between brands.
004
Specific fault index within the subsystem.
Frequently asked questions about C1004
What does C1004 mean?
RH Power Running Board Deploy Timeout — Commanded Position Not Reachable. The L405 Deployable Side Step ECU detected rh power running board deploy timeout with failure type 77, commanded position not reachable. This interpretation is limited to the documented DSS controller.
Is C1004 generic or manufacturer-specific?
C1004 is a manufacturer-specific code. In this database it is documented for: Land Rover. The same number can mean something different on other brands.
Can TuningBot remove C1004 at file level?
Not guaranteed. Powertrain (P) codes can be reliably disabled in the ECU calibration, but body, chassis and network codes depend on the specific control unit and how the fault is implemented - some can be handled, some cannot. Ask for a quote and our engineers will check your file and tell you, free of charge, whether C1004 is removable in your case.
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Land Rover