Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2023 Acura MDX BaseFACTORY OEM SERVICE PROCEDURE
Supplemental Restraint System (SRS) DTCS
| DTC | Description |
|---|---|
| DTC Troubleshooting: B0001-11 | Short to ground in the driver airbag first inflator |
| DTC Troubleshooting: B0001-12 | Short to power in the driver's airbag first inflator |
| DTC Troubleshooting: B0001-13 | Open or increased resistance in the driver's airbag first inflator |
| DTC Troubleshooting: B0001-1A | Decreased resistance in the driver's airbag first inflator |
| DTC Troubleshooting: B0002-11 | Short to ground in the driver's airbag second inflator |
| DTC Troubleshooting: B0002-12 | Short to power in the driver's airbag second inflator |
| DTC Troubleshooting: B0002-13 | Open or increased resistance in the driver's airbag second inflator |
| DTC Troubleshooting: B0002-1A | Decreased resistance in the driver's airbag second inflator |
| DTC Troubleshooting: B0004-11 | Short to ground in the driver's knee airbag inflator |
| DTC Troubleshooting: B0004-12 | Short to power in the driver's knee airbag inflator |
| DTC Troubleshooting: B0004-13 | Open or increased resistance in the driver's knee airbag inflator |
| DTC Troubleshooting: B0004-1A | Decreased resistance in the driver's knee airbag inflator |
| DTC Troubleshooting: B0010-11 | Short to ground in the front passenger's airbag first inflator |
| DTC Troubleshooting: B0010-12 | Short to power in the front passenger's airbag first inflator |
| DTC Troubleshooting: B0010-13 | Open or increased resistance in the front passenger's airbag first inflator |
| DTC Troubleshooting: B0010-1A | Decreased resistance in the front passenger's airbag first inflator |
| DTC Troubleshooting: B0011-11 | Short to ground in the front passenger's airbag second inflator |
| DTC Troubleshooting: B0011-12 | Short to power in the front passenger's airbag second inflator |
| DTC Troubleshooting: B0011-13 | Open or increased resistance in the front passenger's airbag second inflator |
| DTC Troubleshooting: B0011-1A | Decreased resistance in the front passenger's airbag second inflator |
| DTC Troubleshooting: B0012-11 | Short to ground in the front passenger's airbag active vent tether cutter |
| DTC Troubleshooting: B0012-12 | Short to power in the front passenger's airbag active vent tether cutter |
| DTC Troubleshooting: B0012-13 | Open or increased resistance in the front passenger's airbag active vent tether cutter |
| DTC Troubleshooting: B0012-1A | Decreased resistance in the front passenger's airbag active vent tether cutter |
| DTC Troubleshooting: B0013-11 | Short to ground in the front passenger's knee airbag inflator |
| DTC Troubleshooting: B0013-12 | Short to power in the front passenger's knee airbag inflator |
| DTC Troubleshooting: B0013-13 | Open or increased resistance in the front passenger's knee airbag inflator |
| DTC Troubleshooting: B0013-1A | Decreased resistance in the front passenger's knee airbag inflator |
| DTC Troubleshooting: B0020-11 | Short to ground in the left side airbag inflator |
| DTC Troubleshooting: B0020-12 | Short to power in the left side airbag inflator |
| DTC Troubleshooting: B0020-13 | Open or increased resistance in the left side airbag inflator |
| DTC Troubleshooting: B0020-1A | Decreased resistance in the left side airbag inflator |
| DTC Troubleshooting: B0021-11 | Short to ground in the left side curtain airbag first inflator |
| DTC Troubleshooting: B0021-12 | Short to power in the left side curtain airbag first inflator |
| DTC Troubleshooting: B0021-13 | Open or increased resistance in the left side curtain airbag first inflator |
| DTC Troubleshooting: B0021-1A | Decreased resistance in the left side curtain airbag first inflator |
| DTC Troubleshooting: B0028-11 | Short to ground in the right side airbag inflator |
| DTC Troubleshooting: B0028-12 | Short to power in the right side airbag inflator |
| DTC Troubleshooting: B0028-13 | Open or increased resistance in the right side airbag inflator |
| DTC Troubleshooting: B0028-1A | Decreased resistance in the right side airbag inflator |
| DTC Troubleshooting: B0029-11 | Short to ground in the right side curtain airbag first inflator |
| DTC Troubleshooting: B0029-12 | Short to power in the right side curtain airbag first inflator |
| DTC Troubleshooting: B0029-13 | Open or increased resistance in the right side curtain airbag first inflator |
| DTC Troubleshooting: B0029-1A | Decreased resistance in the right side curtain airbag first inflator |
| DTC Troubleshooting: B0050-11 | Short or decreased resistance in the driver's seat belt buckle switch |
| DTC Troubleshooting: B0050-12 | Short to power in the driver's seat belt buckle switch |
| DTC Troubleshooting: B0050-13 | Open or increased resistance in the driver's seat belt buckle switch |
| DTC | Description |
|---|---|
| DTC Troubleshooting: B0052-11 | Short or decreased resistance in the front passenger's seat belt buckle switch |
| DTC Troubleshooting: B0052-12 | Short to power in the front passenger's seat belt buckle switch |
| DTC Troubleshooting: B0052-13 | Open or increased resistance in the front passenger's seat belt buckle switch |
| DTC Troubleshooting: B0070-11 | Short to ground in the driver's seat belt tensioner |
| DTC Troubleshooting: B0070-12 | Short to power in the driver's seat belt tensioner |
| DTC Troubleshooting: B0070-13 | Open or increased resistance in the driver's seat belt tensioner |
| DTC Troubleshooting: B0070-1A | Decreased resistance in the driver's seat belt tensioner |
| DTC Troubleshooting: B0072-11 | Short to ground in the front passenger's seat belt tensioner |
| DTC Troubleshooting: B0072-12 | Short to power in the front passenger's seat belt tensioner |
| DTC Troubleshooting: B0072-13 | Open or increased resistance in the front passenger's seat belt tensioner |
| DTC Troubleshooting: B0072-1A | Decreased resistance in the front passenger's seat belt tensioner |
| DTC Troubleshooting: B0073-11 | Short to ground in the left rear seat belt tensioner |
| DTC Troubleshooting: B0073-12 | Short to power in the left rear seat belt tensioner |
| DTC Troubleshooting: B0073-13 | Open or increased resistance in the left rear seat belt tensioner |
| DTC Troubleshooting: B0073-1A | Decreased resistance in the left rear seat belt tensioner |
| DTC Troubleshooting: B0075-11 | Short to ground in the right rear seat belt tensioner |
| DTC Troubleshooting: B0075-12 | Short to power in the right rear seat belt tensioner |
| DTC Troubleshooting: B0075-13 | Open or increased resistance in the right rear seat belt tensioner |
| DTC Troubleshooting: B0075-1A | Decreased resistance in the right rear seat belt tensioner |
| DTC Troubleshooting: B0090-11 | Short to ground in the left front impact sensor |
| DTC Troubleshooting: B0090-12 | Short to power in the left front impact sensor |
| DTC Troubleshooting: B0090-4A, B0090-92 | Internal failure of the left front impact sensor |
| DTC Troubleshooting: B0090-87 | No signal from the left front impact sensor |
| DTC Troubleshooting: B0090-4A, B0090-92 | Internal failure of the left front impact sensor |
| DTC Troubleshooting: B0092-11 | Short to ground in the left side impact sensor (second) |
| DTC Troubleshooting: B0092-12 | Short to power in the left side impact sensor (second) |
| DTC Troubleshooting: B0092-4A, B0092-92 | Internal failure of the left side impact sensor (second) |
| DTC Troubleshooting: B0092-87 | No signal from the left side impact sensor (second) |
| DTC Troubleshooting: B0092-4A, B0092-92 | Internal failure of the left side impact sensor (second) |
| DTC Troubleshooting: B0095-11 | Short to ground in the right front impact sensor |
| DTC Troubleshooting: B0095-12 | Short to power in the right front impact sensor |
| DTC Troubleshooting: B0095-4A, B0095-92 | Internal failure of the right front impact sensor |
| DTC Troubleshooting: B0095-87 | No signal from the right front impact sensor |
| DTC Troubleshooting: B0095-12 | Internal failure of the right front impact sensor |
| DTC Troubleshooting: B0097-11 | Short to ground in the right side impact sensor (second) |
| DTC Troubleshooting: B0097-12 | Short to power in the right side impact sensor (second) |
| DTC Troubleshooting: B0097-4A, B0097-92 | Internal failure of the right side impact sensor (second) |
| DTC Troubleshooting: B0097-87 | No signal from the right side impact sensor (second) |
| DTC Troubleshooting: B0097-4A, B0097-92 | Internal failure of the right side impact sensor (second) |
| DTC Troubleshooting: B009A-11 | Short to ground in the left side impact pressure sensor |
| DTC Troubleshooting: B009A-12 | Short to power in the left side impact pressure sensor |
| DTC Troubleshooting: B009A-4A, B009A-92 | Internal failure of the left side impact pressure sensor |
| DTC Troubleshooting: B009A-87 | No signal from the left side impact pressure sensor |
| DTC Troubleshooting: B009A-4A, B009A-92 | Internal failure of the left side impact pressure sensor |
| DTC Troubleshooting: B009D-11 | Short to ground in the right side impact pressure sensor |
| DTC Troubleshooting: B009D-12 | Short to power in the right side impact pressure sensor |
| DTC Troubleshooting: B009D-4A, B009D-92 | Internal failure of the right side impact pressure sensor |
| DTC Troubleshooting: B009D-87 | No signal from the right side impact pressure sensor |
| DTC | Description |
|---|---|
| DTC Troubleshooting: B009D-4A, B009D-92 | Internal failure of the right side impact pressure sensor |
| DTC Troubleshooting: B00A0-54 | Front passenger's weight sensor not calibrated |
| DTC Troubleshooting: B00B5-11 | Short or decreased resistance in the driver's seat position sensor |
| DTC Troubleshooting: B00B5-12 | Short to power in the driver's seat position sensor |
| DTC Troubleshooting: B00B5-13 | Open or increased resistance in the driver's seat position sensor |
| DTC Troubleshooting: B00C0-16, B00C0-96, B00C2-16, B00C2-96 | Internal failure of the front passenger's weight sensor (front inner side) |
| DTC Troubleshooting: B00C0-4A, B00C2-4A | Different supplier ID/function ID of the front passenger's weight sensor (front inner side) |
| DTC Troubleshooting: B00C0-54, B00C2-54 | Different serial ID of the front passenger's weight sensor (front inner side) |
| DTC Troubleshooting: B00C0-87 | No signal from the front passenger's weight sensor (front inner side) |
| DTC Troubleshooting: B00C0-16, B00C0-96, B00C2-16, B00C2-96 | Internal failure of the front passenger's weight sensor (front inner side) |
| DTC Troubleshooting: B00C0-16, B00C0-96, B00C2-16, B00C2-96 | Internal failure of the front passenger's weight sensor (rear inner side) |
| DTC Troubleshooting: B00C0-4A, B00C2-4A | Different supplier ID/function ID of the front passenger's weight sensor (rear inner side) |
| DTC Troubleshooting: B00C0-54, B00C2-54 | Different serial ID of the front passenger's weight sensor (rear inner side) |
| DTC Troubleshooting: B00C2-87 | No signal from the front passenger's weight sensor (rear inner side) |
| DTC Troubleshooting: B00C0-16, B00C0-96, B00C2-16, B00C2-96 | Internal failure of the front passenger's weight sensor (rear inner side) |
| DTC Troubleshooting: B00D5-14 | Open or short to ground in the front passenger's airbag cutoff indicator |
| DTC Troubleshooting: B00D5-17 | Short to power in the front passenger's airbag cutoff indicator |
| DTC Troubleshooting: B2800-49, B2801-49, B2802-49, C0061-96(SRS Unit) | Internal failure of the SRS unit |
| DTC Troubleshooting: B2800-49, B2801-49, B2802-49, C0061-96(SRS Unit) | Internal failure of the SRS unit |
| DTC Troubleshooting: B2800-49, B2801-49, B2802-49, C0061-96(SRS Unit) | Internal failure of the SRS unit |
| DTC Troubleshooting: B2840-13, B2841-13 | SRS unit connector A not properly installed |
| DTC Troubleshooting: B2840-13, B2841-13 | SRS unit connector B not properly installed |
| DTC Troubleshooting: B2800-49, B2801-49, B2802-49, C0061-96(SRS Unit) | Internal failure of the SRS unit |
| DTC Troubleshooting: U0122-00(SRS Unit) | Lost communication with the VSA modulator-control unit (Wheel speed sensor signal error) |
| DTC Troubleshooting: U3000-49(SRS Unit) | Internal failure of the SRS unit |
| DTC Troubleshooting: U3000-51(SRS Unit) | SRS unit programming error |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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