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 MANUALSACURA2008RLREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTMEMORY MODULESDRIVER POSITION MEMORY SYSTEM (DPMS)
2008 Acura RL
Driver Position Memory System (DPMS)
2008 Acura RLSECTION Driver Position Memory System (DPMS)
- Component Location Index
- Circuit Diagram - Power Seat
- Circuit Diagram - Power Mirror
- Circuit Diagram - Power Tilt/Telescopic Steering
- DTC Troubleshooting
- DTC B1802: Power Seat Control Unit Internal (EEPROM) Error
- DTC B1805: Power Seat Control Unit Lost Communication with Gauge Control Module (VSP/NE Message); DTC B1808: Power Seat Control Unit Lost Communication with Gauge Control Module (A/T Message)
- DTC B1806: Power Seat Control Unit Lost Communication with MICU (MICU Message); DTC B1810: Power Seat Control Unit Lost Communication with MICU (MIRRORSW Message)
- DTC B1811: Power Seat Control Unit Lost Communication with Driver's MPCS Unit (DOORSW Message); DTC B1812: Power Seat Control Unit Lost Communication with Driver's MPCS Unit (MEMSW Message)
- 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 VSS Signal Mismatch
- DTC B1835: Tilt/Telescopic Switch Signal Input Error
- DTC B1836: Power Seat Position Sensor Circuit Short
- DTC B1837: Driving Position Memory Recall Timeout
- DTC B1840: Tilt Motor Pulse Error
- DTC B1841: Telescopic Motor Pulse Error
- DTC B1842: Power Tilt/Telescopic Position Sensor Power Supply Circuit (SVCC Line) Short
- DTC B1843: Power Seat Control Unit Lost Communication with Power Tilt/Telescopic Steering Control Unit (UART Line)
- 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 B2182: Left Power Mirror Horizontal Sensor Signal Error
- DTC B2183: Left Power Mirror Vertical Sensor Signal Error
- DTC B2184: Right Power Mirror Horizontal Sensor Signal Error
- DTC B2185: Right Power Mirror Vertical Sensor Signal Error
- System Input Test and Function Test
- Power Seat Control Unit Input Test
- Power Mirror Circuit Input Test
- Power Tilt/Telescopic Steering Control Unit Input Test
- Driving Position Memory Switch Test/Replacement
- Power Seat Adjustment Switch Test/Replacement
- Driver's Power Seat Motor Test
- Power Tilt/Telescopic Steering Switch Test/Replacement
- Power Tilt/Telescopic Steering Motor Test
RENDER: 1.0x
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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.