B0210
SRS Deployment Loop Circuit Resistance Out of Range
Criticalelectrical
Overview
The B0210 code indicates that the body control module has detected a srs deployment loop circuit resistance out of range condition. This relates to the vehicle's body electrical systems, which control comfort, convenience, and safety features. When this code is stored, the affected system or component may not operate correctly, potentially impacting safety or comfort features.
Symptoms
- Electrical accessories malfunctioning
- Vehicle going into limp mode or reduced power
- Check Engine Light (MIL) illuminated
- Multiple warning lights on dashboard
Common Causes
- Low battery voltage or failing battery
- Faulty engine control module (ECM/PCM)
- Faulty alternator/generator
- Corroded or damaged wiring connectors
Diagnosis Steps
- 1Connect an OBD-II scanner and read all stored trouble codes and freeze frame data
- 2Check battery voltage and charging system output with a multimeter
- 3Inspect wiring and connectors related to the trouble code
- 4Test circuit voltage, ground, and resistance with a multimeter
- 5Check related fuses and relays
Estimated Repair Cost
$75 — $400
Cost varies by vehicle, location, and repair shop. Includes parts and labor.
Commonly Affected Vehicles
Mercedes-Benz C-ClassFord F-150Chevrolet SilveradoFord Ranger
Related Codes
More Electrical Codes
B0001Driver Frontal Airbag Deployment Loop Circuit Open
CriticalB0002Driver Frontal Airbag Deployment Loop Circuit Short to Ground
CriticalB0003Driver Frontal Airbag Deployment Loop Circuit Short to Battery
CriticalB0004Driver Frontal Airbag Deployment Loop Resistance Too High
CriticalB0005Driver Frontal Airbag Deployment Loop Resistance Too Low
CriticalB0006Passenger Frontal Airbag Deployment Loop Circuit Open
CriticalFrequently Asked Questions
Electrical codes can be challenging because they often involve intermittent issues. A thorough inspection of wiring, connectors, and grounds with a multimeter is essential for accurate diagnosis.