Bosch PRO 12V System Akku Bohrschrauber GSR 12V-15 ohne Akku — Error codes & fixes
Troubleshooting guide for the Bosch PRO 12V System Akku Bohrschrauber GSR 12V-15 ohne Akku. Diagnose an error code and find the fix.
Battery not charging
battery-not-chargingThe power tool battery does not charge, often due to a faulty charger or a worn battery.
Source: Bosch support — power tool troubleshooting
Confidence: 85%
Verified Aug 9, 2026
Motor not running
motor-not-runThe tool does not spin, often from a trigger issue, a dead battery, or a jammed motor.
Source: Bosch support — power tool troubleshooting
Confidence: 80%
Verified Aug 9, 2026
Compressor not building pressure
compressor-not-buildingThe air compressor does not build pressure, often due to a leak or a faulty valve.
Source: Bosch support — power tool troubleshooting
Confidence: 80%
Verified Aug 9, 2026
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