B1995 — Driver Side Side Mount Airbag Low Resistance on Squib #

Note: The description of this DTC (Diagnostic Trouble Code) may vary depending on the vehicle manufacturer. Always refer to your vehicle’s OEM (Original Equipment Manufacturer) documentation for precise terminology.

Known description variations by manufacturer:

• Ford: Driver Side Side Airbag Circuit Low Resistance
• GM: Driver Side Side Impact Airbag Circuit Low Resistance
• Chrysler: Driver Side Seat Airbag Squib Low Resistance
• Toyota: Driver’s Side Side Airbag Circuit Resistance Low
• Honda: Driver Side Side Airbag Low Resistance Detected

Code Summary for B1995 #

B1995 is a diagnostic trouble code that indicates the airbag control module has detected lower than normal resistance in the side airbag circuit on the driver’s side. In simple terms, the system senses that the electrical resistance in the wire loop that connects to the driver’s side side-mount airbag (often called a squib, which is the technical term for the airbag’s firing device) is below the expected range. This could suggest a short circuit, damaged wiring, or an internal fault in the airbag itself. The code is set as a safety measure to prevent inadvertent airbag deployment or failure to deploy in an accident. This alert is part of your vehicle’s SRS (Supplemental Restraint System), which is critical for occupant safety.

Common Symptoms for B1995 #

When DTC B1995 is present, the most obvious symptom is a warning indicator illuminated on your dashboard. However, the code may also be accompanied by other subtle or less obvious signs. Typical symptoms include:

• Airbag or SRS warning light illuminated on the dashboard
• Side airbag (driver side) will be deactivated by the system for safety reasons
• Possible warning chimes or messages on the vehicle information display
• No audible or physical difference in vehicle operation (unless a collision occurs)

Probable Causes for B1995 (from most to least common) #

Several issues can trigger this code, most related to the electrical pathway of the side airbag circuit. Below are the most common causes, ordered by frequency:

1. Damaged or corroded connectors under the driver’s seat
2. Broken or shorted wiring in the airbag harness, especially under the seat or in the door sill area
3. Faulty driver side side-mount airbag (squib) itself
4. Faulty clockspring (rotary connector in the steering column, if circuit passes through it)
5. Malfunctioning SRS control module
6. Improperly performed previous repairs (e.g., poor solder joints, non-OEM connectors)

Step-by-Step Diagnostic Process for B1995 #

Diagnosing B1995 requires a methodical approach. Always disconnect the battery and wait at least 10 minutes before handling any SRS components to avoid accidental deployment. Here’s a typical workflow:

• 1. Scan and record all SRS codes (there may be related codes present)
• 2. Clear the codes and see if B1995 returns immediately or only after moving the seat or turning the ignition on/off
• 3. Inspect the connectors under the driver’s seat for corrosion, bent pins, or loose fit
• 4. Check wiring continuity and look for shorts to ground or between wires in the side airbag circuit
• 5. If wiring and connectors are intact, test the resistance of the airbag squib using an OEM-approved simulator or meter (never use a standard ohmmeter on a live airbag circuit)
• 6. Inspect the SRS control module and clockspring if previous steps don’t reveal the fault
• 7. Reconnect battery, clear codes, and recheck system operation

Possible Repairs for B1995 #

Once the root cause is identified, repairs should be performed using OEM parts and procedures to ensure safety. Typical repairs include:

• Cleaning or replacing corroded or damaged connectors under the seat
• Repairing or replacing damaged wiring harnesses
• Replacing the driver side side-mount airbag module (squib) if it’s the source of low resistance
• Replacing a faulty clockspring (if applicable)
• Resetting or replacing the SRS control module if it’s malfunctioning

Is It Safe to Drive with Code B1995? #

No, it’s not recommended to drive with this code present. While the vehicle may operate normally, the SRS system will typically disable the affected airbag to prevent accidental deployment. This means you and your passengers will not have the full protection of the side airbag in a crash. For your safety, have the issue diagnosed and repaired by a qualified technician as soon as possible.

Vehicles Most Commonly Affected by B1995 #

While B1995 can appear in a wide range of vehicles equipped with side airbags, it’s more frequently reported in certain makes and models, especially those with power-adjustable seats or vehicles exposed to moisture (which can corrode under-seat connectors). Vehicles where this code is often seen include:

• Ford F-Series (F-150, F-250, etc.)
• Chevrolet Silverado and GMC Sierra
• Honda Accord and Civic (with side airbags)
• Toyota Camry and Corolla
• Jeep Grand Cherokee and Dodge Ram
• Volkswagen Passat and Jetta

Common Mistakes & Best Practices with B1995 #

Misdiagnosis or improper handling of SRS components can lead to costly mistakes and safety risks. Here’s what to watch out for:

• Attempting repairs without disconnecting the battery and waiting for SRS capacitor discharge
• Using standard test equipment on airbag circuits (risking deployment)
• Assuming the airbag module is faulty before checking connectors and wiring
• Ignoring corrosion or minor connector issues that can cause intermittent faults
• Not using OEM parts or authorized repair procedures

Express FAQ for B1995 #

Here are answers to some quick questions drivers and technicians often ask about B1995:

• Q: Can clearing the code with a scan tool fix the problem?
  A: No. The code will return unless the underlying resistance issue is resolved. Clearing codes only resets the warning light temporarily.
• Q: Is it safe to disconnect airbag connectors myself?
  A: Only if you have disconnected the battery and waited at least 10 minutes. Always follow OEM safety instructions or consult a professional.