Front Impact Severity Sensor Circuit
2007-2007 Chevrolet Impala 3.5L V6 🇩🇪
Description
Malfunction in the frontal impact severity sensor used to determine airbag deployment force level.
Symptoms
- Airbag warning light on
- SRS fault stored
- Dual-stage airbag staging may be incorrect
Common Causes
- Faulty severity sensor
- Wiring damage
- Control module fault
- Sensor mounting compromised
Diagnostic Steps
- Scan SRS codes
- Inspect severity sensor
- Check wiring to ACM
- Measure sensor circuit
- Verify sensor mounting
Repair Notes
Replace impact severity sensor. Ensure correct deployment staging by verifying ACM calibration.
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
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0039 on Other Vehicles
Chevrolet Astro
1996-1996 4.3L V6 Vortec
Chevrolet Astro
1997-1997 4.3L V6 Vortec
Chevrolet Astro
1998-1998 4.3L V6 Vortec
Chevrolet Astro
1999-1999 4.3L V6 Vortec
Chevrolet Astro
2000-2000 4.3L V6 Vortec
Chevrolet Astro
2001-2001 4.3L V6 Vortec
Chevrolet Astro
2002-2002 4.3L V6 Vortec
Chevrolet Astro
2003-2003 4.3L V6 Vortec
Common Questions
What does code B0039 mean on a 2007-2007 Chevrolet Impala?
B0039 stands for "Front Impact Severity Sensor Circuit". Malfunction in the frontal impact severity sensor used to determine airbag deployment force level.
What are the symptoms of B0039 on a Chevrolet Impala?
Common symptoms of B0039 include: Airbag warning light on, SRS fault stored, Dual-stage airbag staging may be incorrect.
What causes B0039 on a 2007-2007 Chevrolet Impala?
Common causes of B0039 include: Faulty severity sensor, Wiring damage, Control module fault, Sensor mounting compromised.
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