Power Seat Control Unit
POWER SEAT CONTROL UNIT DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| 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 | Driver seat recline motor pulse error | 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 - Refer to: DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2016 2017 2018) or DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2019 2020 2021) . |
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 - Refer to: DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2016 2017 2018) or DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2019 2020 2021) . |
Power seat control unit lost communication with MICU (MICU frame) | Loss of communication |
| U128D - Refer to: DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2016 2017 2018) or DTC Troubleshooting: U0199, U1281, U128D (Power Seat Control Unit) (2019 2020 2021) . |
Lost Communication with Gauge Control Module (VSP/NE frame) | Loss of communication |