B1923 OBD-II Trouble Code: Air Bag Memory Clear Circuit Short To Ground

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Cost of diagnosing the B1923 code

B1923 is a diagnostic trouble code (DTC) for "Air Bag Memory Clear Circuit Short To Ground". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic. Once we are able to diagnose the problem, you will be provided with an upfront quote for the recommended fix and receive $20.00 off as a credit towards the repair. All our repairs are backed by our 12-month / 12,000-mile warranty.

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Toyota$20.00
BMW$20.00
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B1923 code definition

A B1923 trouble code indicates that the airbag system's memory clear circuit has been detected by the vehicle's Engine Control Unit (ECU) as having shorted out.

What the B1923 code means

Unlike many other systems in a vehicle, the airbag system has its own computer a specialized memory to store data on crashes and accidents. A "memory clear" circuit specializes in processing and clearing airbag-related trouble codes once they have been dealt with accordingly.

What causes the B1923 code?

The memory module or battery may be faulty. Electrical wiring and connectors that are faulty, broken, improperly wired and/or damaged may also be to blame for a B1923 code. The ECU itself may be faulty, and wrongfully storing a B1923 trouble code. If this is the case, the ECU will need to be reprogrammed or even replaced entirely.

What are the symptoms of the B1923 code?

You won't be able to properly address and clear other airbag-related codes if a B1923 trouble code is in place. Blown fuses and fried wiring may have occurred as a result or the shorted circuit. In addition to the practical effects of a B1923, a stored OBD-II code and illuminated check engine light should be present. These symptoms are present for diagnostic purposes only, and may be disregarded if the issue has already been pinpointed.

How does a mechanic diagnose the B1923 code?

A mechanic can diagnose the B1923 trouble code by inputting the vehicle computer with an OBD-II code reader. A voltmeter or Autohex scanner can be used to pinpoint the source of the short damage along the circuit. All of the electrical wiring related to the circuit in question should be looked over to ensure it has been wired properly. The components and wiring should be checked and tested for signs of potential faultiness.

Common mistakes when diagnosing the B1923 code

Body-related (or "B" class) trouble codes can stand for different problems depending on the particular make and model of vehicle in question. Make sure you have interpreted the code correctly before you proceed with any repairs. Refer to the user manual or contact the vehicle's manufacturer if you're uncertain.

How serious is the B1923 code?

Although the B1923 trouble code shouldn't pose a threat to the vehicle's drivability overall, the inability to properly gauge potential airbag issues as a result may be a cause for concern. At the very least, the B1923 code can make it more difficult to address issues related to airbag deployment.

What repairs can fix the B1923 code?

Any components related to the airbag's memory clear circuit that have been identified as broken, damage or otherwise malfunctioning should be addressed, either in the form of repairs or an outright replacement. Following any repairs made to address the B1923 code, the vehicle should be restarted. This will allow you to see whether or not the issue has been properly addressed or not.

Additional comments for consideration regarding the B1923 code

Because a B1923 trouble code will restrict your ability to see whether other SRS-related codes have been solved or not, it's a good idea to fix this one before other airbag codes, regardless of their severity.

Need help with a B1923 code?

YourMechanic offers certified mobile mechanics who will come to your home or office to diagnose and repair your vehicle. Get a quote and book an appointment online or speak to a service advisor at 1-800-701-6230.

OBD-II
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B1923

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17 years of experience
Toyota Corolla - Check Engine Light is on - New Braunfels, Texas
As always, punctual and professional. He explains the problem thoroughly. I feel confident in his work and knowledge.

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17 years of experience
Lincoln Aviator - Check Engine Light is on - San Antonio, Texas
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Chevrolet Trax - Check Engine Light is on - Grosse Pointe, Michigan
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