Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS2005ES 330REPAIR AND DIAGNOSIS (SINGLE PAGE)GENERAL INFORMATIONDTC INDEXAIR BAG RESTRAINT DTCS
2005 Lexus ES 330
Air Bag Restraint DTCS
2005 Lexus ES 330SECTION Air Bag Restraint DTCS
NOTE:
Retrieval of some diagnostic codes may require the use of special OEM tester or flash method using instrument cluster indicator. For procedures/testing of codes not shown below, refer to appropriate system article.
AIR BAG RESTRAINT DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC B1000/31 | AIRBAG SENSOR ASSY CENTER MALFUNCTION |
| DTC B1610/13 | FRONT AIRBAG SENSOR (RH) MALFUNCTION |
| DTC B1615/14 | FRONT AIRBAG SENSOR (LH) MALFUNCTION |
| DTC B1620/21 | SIDE AIRBAG SENSOR ASSEMBLY (D SEAT SIDE) MALFUNCTION |
| DTC B1625/22 | SIDE AIRBAG SENSOR ASSEMBLY (P SEAT SIDE) MALFUNCTION |
| DTC B1630/23 | CURTAIN SHIELD AIRBAG SENSOR (D SEAT SIDE) MALFUNCTION |
| DTC B1635/24 | CURTAIN SHIELD AIRBAG SENSOR (P SEAT SIDE) MALFUNCTION |
| DTC B1650/32 | OCCUPANT CLASSIFICATION SYSTEM MALFUNCTION |
| DTC B1653/35 | SEAT POSITION SENSOR ASSEMBLY MALFUNCTION |
| DTC B1655/37 | SEAT BELT BUCKLE SWITCH (D SEAT SIDE) MALFUNCTION |
| DTC B1660/43 | PASSENGER AIRBAG ON/OFF INDICATOR LIGHT CIRCUIT MALFUNCTION |
| DTC B1771 | PASSENGER SIDE BUCKLE SWITCH CIRCUIT MALFUNCTION |
| DTC B1780 | OCCUPANT CLASSIFICATION SENSOR FRONT LH CIRCUIT MALFUNCTION |
| DTC B1781 | OCCUPANT CLASSIFICATION SENSOR FRONT RH CIRCUIT MALFUNCTION |
| DTC B1782 | OCCUPANT CLASSIFICATION SENSOR REAR LH CIRCUIT MALFUNCTION |
| DTC B1783 | OCCUPANT CLASSIFICATION SENSOR REAR RH CIRCUIT MALFUNCTION |
| DTC B1785 | OCCUPANT CLASSIFICATION SENSOR FRONT LH COLLISION DETECTION |
| DTC B1786 | OCCUPANT CLASSIFICATION SENSOR FRONT RH COLLISION DETECTION |
| DTC B1787 | OCCUPANT CLASSIFICATION SENSOR REAR LH COLLISION DETECTION |
| DTC B1788 | OCCUPANT CLASSIFICATION SENSOR REAR RH COLLISION DETECTION |
| DTC B1790 | AIRBAG SENSOR ASSY CENTER COMMUNICATION CIRCUIT MALFUNCTION |
| DTC B1793 | OCCUPANT CLASSIFICATION SENSOR POWER SUPPLY CIRCUIT MALFUNCTION |
| DTC B1795 | OCCUPANT CLASSIFICATION ECU MALFUNCTION |
| DTC B1796 | SLEEP OPERATION FAILURE OF OCCUPANT CLASSIFICATION ECU |
| DTC B1800/51, B1801/51, B1802/51, B1803/51 | SHORT/OPEN IN D SQUIB CIRCUIT (TO GROUND)/ (TO B+) |
| DTC B1805/52, B1806/52, B1807/52, B1808/52 | SHORT/OPEN IN P SQUIB CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1810/53, B1811/53, B1812/53, B1813/53 | SHORT/OPEN IN D SQUIB (DUAL STAGE - 2ND STEP) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1815/54, B1816/54, B1817/54, B1818/54 | SHORT/OPEN IN P SQUIB (DUAL STAGE - 2ND STEP) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1820/55, B1821/55, B1822/55, B1823/55 | SHORT/OPEN IN SIDE SQUIB (D SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1825/56, B1826/56, B1827/56, B1828/56 | SHORT/OPEN IN SIDE SQUIB (P SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1830/57, B1831/57, B1832/57, B1833/57 | SHORT/OPEN IN CURTAIN SHIELD AIRBAG (D SEAT SIDE) SQUIB CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1835/58, B1836/58, B1837/58, B1838/58 | SHORT/OPEN IN CURTAIN SHIELD AIRBAG (P SEAT SIDE) SQUIB CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1900/73, B1901/73, B1902/73, B1903/73 | SHORT/OPEN IN FRONT P/T SQUIB (D SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1905/74, B1906/74, B1907/74, B1908/74 | SHORT/OPEN IN FRONT P/T SQUIB (P SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1920/77, B1921/77, B1922/77, B1923/77 | SHORT/OPEN IN REAR P/T SQUIB (D SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
| DTC B1925/78, B1926/78, B1927/78, B1928/78 | SHORT/OPEN IN REAR P/T SQUIB (P SEAT SIDE) CIRCUIT (TO GROUND)/(TO B+) |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.