Keyless Access Control Unit (2019 2020 2021)
Keyless Access Control Unit
KEYLESS ACCESS CONTROL UNIT DIAGNOSTIC CODE IDENTIFICATION (2019 2020 2021) (B1601-U128D)
| DTC | Description | DTC type |
|---|---|---|
| B1601 | Keyless access control unit internal (CPU) error | Internal error |
| B1602 | Keyless access control unit internal (EEPROM) error | Internal error |
| B1632 | MTR CONT signal error | Signal error |
| B1640 | RF1 antenna not connected or malfunction | Signal error |
| B1645 | Driver's door LF antenna circuit short | Signal error |
| B1646 | Driver's door LF antenna circuit open | Signal error |
| B1647 | Passenger's door LF antenna circuit short | Signal error |
| B1648 | Passenger's door LF antenna circuit open | Signal error |
| B1659 | Front interior LF antenna circuit short | Signal error |
| B1660 | Front interior LF antenna circuit open | Signal error |
| B1663 | Rear interior LF antenna circuit short | Signal error |
| B1664 | Rear interior LF antenna circuit open | Signal error |
| U1280 | Keyless access control unit communication bus line error (BUS-OFF) | Loss of communication |
| U1281 | Keyless access control unit lost communication with MICU | Loss of communication |
| U128D | Keyless access control unit lost communication with gauge control module | Loss of communication |