Smart Junction Box (SJB) Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.
SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1319 | Driver Door Ajar Circuit Failure | SJB | Go To PINPOINT TEST E . |
| B1327 | Passenger Door Ajar Circuit Failure | SJB | Go To PINPOINT TEST E . |
| B1335 | RH Rear Door Ajar Circuit Failure | SJB | Go To PINPOINT TEST E . |
| B1342 | ECU Is Defective | SJB | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new SJB. Refer to MODULE COMMUNICATIONS NETWORK . CLEAR the DTCs. REPEAT the self-test. |
| B1577 | LH Rear Door Ajar Circuit Failure | SJB | Go To PINPOINT TEST E . |
| B2020 | Courtesy Lamp Output Circuit Short to Ground | SJB | Go To PINPOINT TEST B . |
| B2021 | Dome Lamp Output Return Circuit Short to Ground | SJB | Go To PINPOINT TEST B . |
| B2023 | Rear Courtesy Lamp Output Circuit Short to Ground | SJB | Go To PINPOINT TEST C . |
| B2024 | Rear Courtesy Lamp Output Return Circuit Failure | SJB | Go To PINPOINT TEST C . |
| B2025 | Demand Lamps Circuit Failure | SJB | Go To PINPOINT TEST H . |
| B2077 | Liftgate Ajar Circuit Failure | SJB | Go To PINPOINT TEST E . |
| B2499 | Courtesy Lamp Output Failure | SJB | Go To PINPOINT TEST B . |
| B2550 | Dome Lamp Output Circuit Short To Ground | SJB | Go To PINPOINT TEST B . |
| B2554 | Dome Lamp Output Circuit Failure | SJB | Go To PINPOINT TEST B . |