Blower Motor Control Module Circuit
2002-2004 Ferrari Enzo 6.0L V12
Description
Malfunction in the electronic blower motor speed control module (replaces traditional resistor on newer vehicles).
Symptoms
- Blower speed erratic
- No blower motor operation
- Blower runs at full speed only
- Control module overheating
Common Causes
- Faulty blower motor control module
- Power transistor failure
- Poor ground connection
- Blower motor drawing excessive current
Diagnostic Steps
- Test control module power and ground
- Measure blower motor current draw
- Check control signal from HVAC module
- Test control module output
- Inspect connector
Repair Notes
Replace blower motor control module. Check blower motor current draw to prevent repeat failure.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
- B0012Driver Side Airbag Deployment Circuit Short to Ground
- B0013Driver Side Airbag Deployment Circuit Short to Battery
B0602 on Other Vehicles
Ferrari 296 GTB
2022-2024 3.0L V6 Hybrid
Ferrari 296 GTS
2022-2024 3.0L V6 Hybrid
Ferrari 360 Challenge Stradale
2003-2005 3.6L V8
Ferrari 360 Modena
1999-2005 3.6L V8
Ferrari 430 Scuderia
2007-2009 4.3L V8
Ferrari 456 GT
1993-2003 5.5L V12
Ferrari 458 Italia
2009-2015 4.5L V8
Ferrari 458 Speciale
2013-2015 4.5L V8
Common Questions
What does code B0602 mean on a 2002-2004 Ferrari Enzo?
B0602 stands for "Blower Motor Control Module Circuit". Malfunction in the electronic blower motor speed control module (replaces traditional resistor on newer vehicles).
What are the symptoms of B0602 on a Ferrari Enzo?
Common symptoms of B0602 include: Blower speed erratic, No blower motor operation, Blower runs at full speed only, Control module overheating.
What causes B0602 on a 2002-2004 Ferrari Enzo?
Common causes of B0602 include: Faulty blower motor control module, Power transistor failure, Poor ground connection, Blower motor drawing excessive current.