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 MANUALSACURA2015TLX BASE, 2.4L ENGREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXPOWER SEAT CONTROL UNIT DTCS
2015 Acura TLX Base, 2.4L Eng
Power Seat Control Unit DTCS
2015 Acura TLX Base, 2.4L EngSECTION Power Seat Control Unit DTCS
2015-17
| DTC | Description | DTC type |
|---|---|---|
| B1802 | Power seat control unit internal (EEPROM) error | Internal error |
| B1803 | Power mirror control unit internal (EEPROM) error | Internal error |
| B1825 | Slide pulse error (no change in pulse for 1 second) | Internal error |
| B1826 | Front height pulse error (no change in pulse for 1 second) | Internal error |
| B1827 | Rear height pulse error (no change in pulse for 1 second) | Internal error |
| B1828 | Recline pulse error (no change in pulse for 1 second) | Internal error |
| B1829 | AT-P signal and VSP signal mismatch | Signal error |
| B1836 | Power seat position sensor circuit short | Signal error |
| B1837 | Memory position calling timeout | Signal error |
| B1843 | LOCAL communication error | Loss of communication |
| B1844 | Power seat slide switch circuit malfunction | Signal error |
| B1845 | Power seat recline switch circuit malfunction | Signal error |
| B1846 | Power seat front up-down switch circuit malfunction | Signal error |
| B1847 | Power seat rear up-down switch circuit malfunction | Signal error |
| U0199 | Power seat control unit lost communication with door multiplex control unit (DRLockSW frame) | Loss of communication |
| U1280 | B-CAN communication bus line error (BUS-OFF) | Loss of communication |
| U1281 | Power seat control unit lost communication with MICU (MICU frame) | Loss of communication |
| U128D | Power seat control unit lost communication with gauge control module (VSP/NE frame) | Loss of communication |
2018-20
| DTC | Description | DTC type |
|---|---|---|
| B1802 | Power seat control unit internal (EEPROM) error | Internal error |
| B1803 | Power mirror control unit internal (EEPROM) error | Internal error |
| B1825 | Slide pulse error (no change in pulse for 1 second) | Internal error |
| B1826 | Front height pulse error (no change in pulse for 1 second) | Internal error |
| B1827 | Rear height pulse error (no change in pulse for 1 second) | Internal error |
| B1828 | Recline pulse error (no change in pulse for 1 second) | Internal error |
| B1829 | AT-P signal and VSP signal mismatch | Signal error |
| B1836 | Power seat position sensor circuit short | Signal error |
| B1837 | Memory position calling timeout | Signal error |
| B1843 | LOCAL communication error | Loss of communication |
| B1844 | Power seat slide switch circuit malfunction | Signal error |
| B1845 | Power seat recline switch circuit malfunction | Signal error |
| B1846 | Power seat front up-down switch circuit malfunction | Signal error |
| B1847 | Power seat rear up-down switch circuit malfunction | Signal error |
| U0199 | Power seat control unit lost communication with door multiplex control unit (DRLockSW frame) | Loss of communication |
| U1280 | B-CAN communication bus line error (BUS-OFF) | Loss of communication |
| U1281 | Power seat control unit lost communication with MICU (MICU frame) | Loss of communication |
| U128D | Power seat control unit lost communication with gauge control module (VSP/NE frame) | Loss of communication |
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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.