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.
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2023 Acura MDX Base
TPMS DTC Diagnostics
2023 Acura MDX BaseSECTION TPMS DTC Diagnostics
- Troubleshooting
- DTC Troubleshooting: C1800-87
- DTC Troubleshooting: C1801-55, C1802-55, C1803-55, C1804-55
- DTC Troubleshooting: C1801-87, C1802-87, C1803-87, C1804-87
- DTC Troubleshooting: C1801-92, C1802-92, C1803-92, C1804-92
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- Tire Pressure Sensor Inspection - For DTC C1801-92: Right-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1802-92: Left-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1803-92: Right-Rear Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1804-92: Left-Rear Tire Pressure Sensor
- DTC Troubleshooting: C1801-96, C1802-96, C1803-96, C1804-96
- DTC Troubleshooting: C1801-98, C1802-98, C1803-98, C1804-98
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- Tire Pressure Sensor Inspection - For DTC C1801-98: Right-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1802-98: Left-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1803-98: Right-Rear Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1804-98: Left-Rear Tire Pressure Sensor
- DTC Troubleshooting: C1810-11
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- EXT_FR_AS+, EXT_FR_DR+, EXT_RR_R+, EXT_RR_L+, EXT_FR_AS-, EXT_FR_DR-, EXT_RR_R-, EXT_RR_L- Shorted Wire Inspection
- Right-Front LF Antenna/Initiator Inspection
- Left-Front LF Antenna/Initiator Inspection
- Right-Rear LF Antenna/Initiator Inspection
- Left-Rear LF Antenna/Initiator Inspection
- Body Control Module Inspection
- DTC Troubleshooting: C1811-13, C1812-13, C1813-13, C1814-13
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- EXT+, EXT- Open Wire Inspection - For DTC C1811-13: EXT_FR_AS+, EXT_FR_AS-
- EXT+, EXT- Open Wire Inspection - For DTC C1812-13: EXT_FR_DR+, EXT_FR_DR-
- EXT+, EXT- Open Wire Inspection - For DTC C1813-13: EXT_RR_R+, EXT_RR_R-
- EXT+, EXT- Open Wire Inspection - For DTC C1814-13: EXT_RR_L+, EXT_RR_L-
- LF Antenna/Initiator Inspection
- Body Control Module Inspection
- DTC Troubleshooting: C1821-78, C1822-78, C1823-78, C1824-78
- Notes
- Overview
- Inspection Outline
- Confirmation Procedure
- Related Information
- HDS Function
- Tire Pressure Sensor Inspection - For DTC C1821-78: Right-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1822-78: Left-Front Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1823-78: Right-Rear Tire Pressure Sensor
- Tire Pressure Sensor Inspection - For DTC C1824-78: Left-Rear Tire Pressure Sensor
- DTC Troubleshooting: C1830-00
- DTC Troubleshooting: U0029-00 (TPMS Control Unit)
- DTC Troubleshooting: U0100-00 (TPMS Control Unit)
- DTC Troubleshooting: U0101-00 (TPMS Control Unit)
- DTC Troubleshooting: U3000-49 (TPMS Control Unit)
- DTC Troubleshooting Index
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.