B0600low severityBody
Blower Motor Circuit Malfunction
on 2004 Mazda MX-5 Miata 1.8L I4 · RWD
What this code means
Malfunction in the HVAC blower motor circuit. The blower motor does not run or runs only at certain speeds.
Symptoms
- No air from vents
- Blower works only on high speed
- Blower intermittent
- Burning smell from vents
- Blower motor noisy
Common causes
- Faulty blower motor
- Blower motor resistor failure
- Blower motor control module failure
- Wiring damage
- Corroded connector
- Debris in blower housing
Diagnostic steps
- Check blower fuse
- Test blower motor with direct power
- Test blower resistor/control module
- Check voltage at blower connector
- Inspect blower housing for debris
Repair notes
Replace blower motor or blower motor resistor/control module. Clean debris from blower housing.
Other Body codes on this vehicle
B0001
Driver Frontal Stage 1 Deployment Control
B0002
Driver Frontal Stage 2 Deployment Control
B0003
Passenger Frontal Stage 1 Deployment Control
B0004
Passenger Frontal Stage 2 Deployment Control
B0005
Driver Knee Airbag Deployment Circuit
B0006
Passenger Knee Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment
B0011
Driver Side Airbag Deployment Circuit Open
B0012
Driver Side Airbag Deployment Circuit Short to Ground
B0013
Driver Side Airbag Deployment Circuit Short to Battery