B2500moderate severityBody
Front Wiper Motor Circuit
on 2020 Mazda Mazda3 2.0L I4 · AWD
What this code means
Malfunction in the front windshield wiper motor circuit.
Symptoms
- Wipers not moving
- Wipers stuck in one position
- Wipers move erratically
- Wipers do not park correctly
- Wiper motor running but blades not moving
Common causes
- Faulty wiper motor
- Wiper linkage disconnected
- Wiper switch failure
- Wiring issue
- Wiper module fault
- Seized wiper pivot
Diagnostic steps
- Check wiper fuse
- Test wiper motor with direct power
- Inspect wiper linkage
- Test wiper switch
- Check wiper module output
- Inspect wiper pivots for seizure
Repair notes
Replace wiper motor or repair linkage. Lubricate or replace seized wiper pivots.
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
B0007
Rear Left Side Airbag Deployment Circuit
B0008
Rear Right Side Airbag Deployment Circuit
B0009
Rear Center Airbag Deployment Circuit
B0010
Driver Side Airbag Deployment