✅ Fixed
BSI (Body Systems Interface) module software updated by Peugeot dealer. Module was not entering sleep mode correctly. Update resolved parasitic drain. Battery fully healthy since.
Peugeot 2008 2017 battery drain BSI module
Peugeot
2017
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Urgency Level
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Battery flat after 3 days of not driving. BSI module not sleeping properly. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.
🔍 Symptoms
📍 Peugeot 2008
⚙️ Possible Causes
Peugeot 2008
Possible: BSI (Body Systems Interface) module software updated by Peugeot dealer. Module was not entering sleep mode correctly. Update resolved parasitic drain. Battery fully healthy since.
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