SRS Control Module Voltage High
2010-2021 Fiat Uno 1.0L I4 Flex Fire Evo
Description
The SRS control module is receiving higher than specified operating voltage.
Symptoms
- Airbag warning light on
- SRS codes set
- Electronic component stress
Common Causes
- Overcharging alternator
- Faulty voltage regulator
- Poor ground causing voltage offset
- Jump start damage
Diagnostic Steps
- Check charging system voltage
- Test alternator output regulation
- Inspect ground connections
- Measure voltage at ACM
Repair Notes
Repair charging system. Replace alternator or voltage regulator if overcharging.
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
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0009Rear Center Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
B0089 on Other Vehicles
Fiat 124 Spider
2017-2020 1.4L I4 Turbo
Fiat 126p Maluch
1973-2000 0.65L I2 Air-Cooled
Fiat 126p Maluch
1987-2000 0.7L I2 Air-Cooled
Fiat 500
2012-2019 1.4L I4
Fiat 500 Abarth
2012-2019 1.4L I4 Turbo
Fiat 500 BR
2011-2020 1.4L I4 Flex Fire Evo
Fiat 500 PL
2007-2025 1.0L I3 Hybrid FireFly 70
Fiat 500 PL
2007-2025 1.2L I4 Fire 69
Common Questions
What does code B0089 mean on a 2010-2021 Fiat Uno?
B0089 stands for "SRS Control Module Voltage High". The SRS control module is receiving higher than specified operating voltage.
What are the symptoms of B0089 on a Fiat Uno?
Common symptoms of B0089 include: Airbag warning light on, SRS codes set, Electronic component stress.
What causes B0089 on a 2010-2021 Fiat Uno?
Common causes of B0089 include: Overcharging alternator, Faulty voltage regulator, Poor ground causing voltage offset, Jump start damage.