LIN COMMUNICATION SYSTEM DIAGNOSTIC TROUBLE CODE CHART
Tech Tips
If a trouble code is output during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.
| DTC Code | Detection Item | Trouble Area | See page |
|---|---|---|---|
| B1206 | P/W Master Switch Communication Stop | - Main body ECU (cowl side junction block LH) - Master switch - Harness or connector |
|
| B1273 | Sliding Roof ECU Communication Stop | - Main body ECU (cowl side junction block LH) - Sliding roof ECU - Harness or connector |
|
| B2287 | LIN Communication Master Malfunction | - Main body ECU (cowl side junction block LH) - Certification ECU (smart key ECU assembly) - Harness or connector |
|
| B2321 | Driver Side Door ECU Communication Stop | - Main body ECU (cowl side junction block LH) - Front power window regulator motor RH (for RHD) - Front power window regulator motor LH (for LHD) - Harness or connector |
|
| B2322 | Front Passenger Side Door ECU Communication Stop | - Main body ECU (cowl side junction block LH) - Front power window regulator motor LH (for RHD) - Front power window regulator motor RH (for LHD) - Harness or connector |
|
| B2323 | Rear Door RH ECU Communication Stop | - Main body ECU (cowl side junction block LH) - Rear power window regulator motor RH - Harness or connector |
|
| B2324 | Rear Door LH ECU Communication Stop | - Main body ECU (cowl side junction block LH) - Rear power window regulator motor LH - Harness or connector |
|
| B2325 | LIN Communication Bus Malfunction | - Main body ECU (cowl side junction block LH) - Master switch - Front power window regulator motor LH - Front power window regulator motor RH - Rear power window regulator motor LH - Rear power window regulator motor RH - Sliding roof ECU (w/ Sliding Roof System) - Harness or connector |
|
| B2405 | Sub Bus LIN Module Communication Malfunction | - Overhead junction block - No. 2 main body ECU - Harness or connector |
|
| B2785 | Communication Malfunction between ECUs Connected by LIN | - Main body ECU (cowl side junction block LH) - Master switch - Front power window regulator motor LH - Front power window regulator motor RH - Rear power window regulator motor LH - Rear power window regulator motor RH - Sliding roof ECU (w/ Sliding Roof System) - Harness or connector |
|
| B2786 | No Response from Steering Lock ECU | - Certification ECU (smart key ECU assembly) - Steering lock actuator (steering lock ECU) - Harness or connector |
|
| B2789 | No Response from ID BOX | - Certification ECU (smart key ECU assembly) - ID code box (immobiliser code ECU) - Harness or connector |