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Home >> Fiat >> 2015 >> 500 Pop, Standard Trans >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> (Heating & Air Conditioning - Electrical Diagnostics - 500 - Except Electric) >> DTC Troubleshooting >> B1918-49-Cabin Temperature Sensor Micro Fan - Internal Electronic Failure >> Set Condition

Set Condition

When the A/C Heater Control detect a malfunction in the In-Car Temperature Sensor Aspirator motor. If the A/C Heater Control detects a valid aspirator motor signal, the DTC will change from active to stored and will stay stored for 100 ignition cycles.