MTurbocharger Coolant Pump: Fault Code 20A503
BMW technical service bulletin 120414 for 2012-2013 BMW 328I, 2013-2014 BMW X3 and 2012-2014 BMW 528I and others.
- Bulletin number
- 120414
- Component
- Electrical system: software
- Summary
- MTurbocharger Coolant Pump: Fault Code 20A503. "Drive Faulty" message is displayed in the Check Control. Fault code 20A503 "Turbocharger coolant pump, self diagnosis: Signal implausible" is stored in the DME. Unfavorable DME software application
Owners of these vehicles have filed 196 complaints in the electrical category.
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