Lexus IS250 IS220d GSE20 ALE20 - PRE-CRASH SAFETY
PRE-CRASH SAFETY SYSTEM - TERMINALS OF ECU
| SEAT BELT CONTROL ECU |
| Terminal No. (Symbols) | Wiring Color | Terminal Description | Condition | Specified Value |
| O38-1 (MOR+) - O38-18 (PGND) | SB - W-B | Seat belt motor RH power source line | Engine switch on (IG) | 4.0 to 8.5 V |
| O38-2 (MOL+) - O38-18 (PGND) | BR - W-B | Seat belt motor LH power source line | Engine switch on (IG) | 4.0 to 8.5 V |
| O38-3 (IG1) - Body ground | B - Body ground | Seat belt control ECU power source line | Engine switch on (IG) | 10 to 14 V |
| O38-9 (+B) - Body ground | W - W-B | Seat belt control ECU power source line | Always | 10 to 14 V |
| O38-10 (MOR-) - Body ground | B - Body ground | Seat belt motor RH ground line | Engine switch on (IG) | 4.0 to 8.5 V |
| O38-11 (MOL-) - Body ground | L - Body ground | Seat belt motor LH ground line | Engine switch on (IG) | 4.0 to 8.5 V |
| O38-18 (PGND) - Body ground | W-B - Body ground | Seat belt control ECU ground line | Always | Below 1 Ω |
LEXUS IS250, IS220d / GSE20 ALE20