Body
generic / SAE
B0283
HVAC Blower Motor Circuit
The HVAC controller reports a fault in the blower motor control circuit. Blower may run at incorrect speed or not at all.
SystemBody
Typegeneric / SAE
GroupB0
Range / number2 / 83
Possible causes
- Blower resistor or final stage failed high
- Worn blower motor brushes medium
- Short in blower wiring low
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 50–350 €
- Estimated time: 0.5–2 h
- Component: hvac blower motor
- Component: blower resistor
- Component: hvac control module
Sources
References
sae:J2012