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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HOMESERVICE MANUALSHONDA2009PILOT TOURING, 3.5 4REPAIR AND DIAGNOSISBODY & FRAMESEATSDRIVER POSITION MEMORY SYSTEM (DPMS)
2009 Honda Pilot Touring, 3.5 4
Driver Position Memory System (DPMS)
2009 Honda Pilot Touring, 3.5 4SECTION Driver Position Memory System (DPMS)
- Component Location Index
- Circuit Diagram - Power Seat
- Circuit Diagram - Power Mirror
- System Description
- DTC Troubleshooting
- DTC B1802: Power Seat Control Unit Failure
- DTC B1825: Power Seat Slide Motor Pulse Error
- DTC B1826: Power Seat Front Up-down Motor Pulse Error
- DTC B1827: Power Seat Rear Up-down Motor Pulse Error
- DTC B1828: Power Seat Recline Motor Pulse Error
- DTC B1829: A/T P Signal and VSP Signal Have an Illegal Combination
- DTC B1830: Right Mirror Horizontal Sensor Open
- DTC B1832: Left Mirror Horizontal Sensor Open
- DTC B1836: Power Seat Position Sensor Circuit Short
- DTC B1837: Memory Position Calling Timeout
- DTC B1843: UART Communication Error
- DTC B1844: Power Seat Slide Switch Circuit Malfunction
- DTC B1845: Power Seat Recline Switch Circuit Malfunction
- DTC B1846: Power Seat Front Up-Down Switch Circuit Malfunction
- DTC B1847: Power Seat Rear Up-Down Switch Circuit Malfunction
- DTC U0155: Lost Communication With Gauge Control Module (VSP/NE frame)
- DTC U0199: Lost Communication With P/W (DR Lock SW frame)
- DTC U1282: Lost Communication With MICU
- Power Seat Control Unit Input Test/Replacement
- Power Mirror Control Unit Input Test/Replacement
- Power Window Master Switch Input Test
- Driving Position Memory Switch Test/Replacement
- Power Seat Adjustment Switch Test/Replacement
- Driver's Power Seat Motor Test
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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.