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.
2012 Acura ZDXFACTORY OEM SERVICE PROCEDURE
Driver Position Memory System (DPMS) DTCS
DRIVER POSITION MEMORY SYSTEM (DPMS) DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B1802 | Power Seat Control Unit Failure |
| B1825 | Slide Pulse Error (No Change in Pulse for 1 Second) |
| B1826 | Front Height Pulse Error (No Change in Pulse for 1 Second) |
| B1827 | Rear Height Pulse Error (No Change in Pulse for 1 Second) |
| B1828 | Driver's Seat Recline Motor Pulse Error |
| B1829 | A/T-P Signal and VSP Signal Mismatch |
| B1830 | Left Mirror Position Sensor Open |
| B1832 | Right Mirror Position Sensor Open |
| B1835 | Steering Column Manual Switch Malfunction |
| B1836 | Power Seat Position Sensor Circuit Short |
| B1837 | Memory Position Calling Timeout |
| B1840 | Steering Column Tilt Pulse Failure |
| B1841 | Steering Column Telesco Pulse Failure |
| B1842 | Power Tilt/Telescopic Position Sensor Power Supply Circuit (SVCC Line) Short |
| B1843 | UART Communication Error |
| B1844 | Power Seat Slide Switch Circuit Malfunction |
| B1845 | Power Seat Recline Switch Circuit Malfunction |
| B1846 | Power Seat Front Up-Down Switch Circuit Malfunction |
| B1847 | Power Seat Rear Up-Down Switch Circuit Malfunction |
| U0155 | Power Seat Control Unit Lost Communication With Gauge Control Module (VSP/NE Frame) |
| U0199 | Power Seat Control Unit Lost Communication With Door Multiplex Control Unit (DRLockSW Frame) |
| U1282 | Power Seat Control Unit Lost Communication With Driver's MICU |
Factory Service Tools
Use the Manual With the Right Hardware
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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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