Current Engine Control Module software does not properly operate the Leak Detection Pump heater circuit
Volkswagen technical service bulletin Update 23X1 for 2018 Volkswagen Atlas.
- Bulletin number
- Update 23X1
- Component
- Electrical system
- Summary
- Current Engine Control Module software does not properly operate the Leak Detection Pump heater circuit. This can allow moisture to collect within the pump and influence EVAP system measurements, which leads to erroneous EVAP fault codes stored in the ECM memory.
Owners of these vehicles have filed 111 complaints in the electrical category.
Vehicles covered
- Volkswagen Atlas 2018 2018
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