@parc.ferme.garage: Engine Management Light ON 🚨 | Full Diagnostic Process on a Citroen C4 SpaceTourer 🔧 Customer came in with EML warning showing on the dashboard. Connected professional OBD diagnostic machine and carried out a full system scan. Multiple control modules were showing communication faults and devices offline. After analysing live data and fault codes, we suspected a BSI module fault due to several systems linked to that unit reporting errors. This is why proper vehicle diagnostics is essential before replacing parts. Always diagnose the network, not just the symptom. OBD scan ✔️
Fault code analysis ✔️
Module communication test ✔️
Systematic fault finding ✔️ #enginemanagementlight #cardiagnostics #mechaniclife #citroenc4 #CarsOfTikTok

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Thursday 19 February 2026 17:38:21 GMT