Diagnostic Tests: Notes
WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.
DTC TESTS
| DTC | Description |
|---|---|
| DTC 31/B1000, 31/B1100 | AIR BAG SENSOR ASSEMBLY MALFUNCTION |
| DTC 13/B1610 | RIGHT FRONT AIR BAG SENSOR MALFUNCTION |
| DTC 14/B1615 | LEFT FRONT AIR BAG SENSOR MALFUNCTION |
| DTC 21/B1620 | LEFT SIDE AIR BAG SENSOR MALFUNCTION |
| DTC 22/B1625 | RIGHT SIDE AIR BAG SENSOR MALFUNCTION |
| DTC 23/B1630 | LEFT REAR AIR BAG SENSOR MALFUNCTION |
| DTC 22/B1635 | RIGHT REAR AIR BAG SENSOR MALFUNCTION |
| DTC 32/B1650 | OCCUPANT CLASSIFICATION SYSTEM MALFUNCTION |
| DTC 35/B1653 | SEAT POSITION SENSOR MALFUNCTION |
| DTC 37/B1655 | LEFT SEAT BELT SWITCH MALFUNCTION |
| DTC 43/B1660 | PASSENGER-SIDE AIR BAG ON/OFF INDICATOR MALFUNCTION |
| DTC 51/B1800, 51/B1801, 51/B1802, 51/B1803 | DRIVER-SIDE AIR BAG NO. 1 SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 52/B1805, 52/B1806, 52/B1807, 52/B1808 | PASSENGER-SIDE AIR BAG NO. 1 SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 53/B1810, 53/B1811, 53/B1812, 53/B1813 | DRIVER-SIDE AIR BAG NO. 2 SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 54/B1815, 54/B1816, 54/B1817, 54/B1818 | PASSENGER-SIDE AIR BAG NO. 2 SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 55/B1820, 55/B1821, 55/B1822, 55/B1823 | LEFT SIDE AIR BAG SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 56/B1825, 56/B1826, 56/B1827, 56/B1828 | RIGHT SIDE AIR BAG SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 57/B1830, 57/B1831, 57/B1832, 57/B1833 | LEFT SIDE CURTAIN AIR BAG SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 58/B1835, 58/B1836, 58/B1837, 58/B1838 | RIGHT SIDE CURTAIN AIR BAG SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 73/B1900, 73/B1901, 73/B1902, 73/B1903 | LEFT SEAT BELT PRETENSIONER SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC 74/B1905, 74/B1906, 74/B1907, 74/B1908 | RIGHT SEAT BELT PRETENSIONER SQUIB CIRCUIT SHORT, OPEN, SHORT TO GROUND OR SHORT TO BATTERY |
| DTC B1771 | PASSENGER-SIDE BUCKLE SWITCH CIRCUIT MALFUNCTION |
| DTC B1780 | OCCUPANT CLASSIFICATION LEFT FRONT SENSOR CIRCUIT MALFUNCTION |
| DTC B1781 | OCCUPANT CLASSIFICATION RIGHT FRONT SENSOR CIRCUIT MALFUNCTION |
| DTC B1782 | OCCUPANT CLASSIFICATION LEFT REAR SENSOR CIRCUIT MALFUNCTION |
| DTC B1783 | OCCUPANT CLASSIFICATION RIGHT REAR SENSOR CIRCUIT MALFUNCTION |
| DTC B1785 | OCCUPANT CLASSIFICATION LEFT FRONT SENSOR CIRCUIT MALFUNCTION |
| DTC B1786 | OCCUPANT CLASSIFICATION RIGHT FRONT SENSOR CIRCUIT MALFUNCTION |
| DTC B1787 | OCCUPANT CLASSIFICATION LEFT REAR SENSOR CIRCUIT MALFUNCTION |
| DTC B1788 | OCCUPANT CLASSIFICATION RIGHT REAR SENSOR CIRCUIT MALFUNCTION |
| DTC B1790 | AIR BAG SENSOR ASSEMBLY 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 |
WARNING:
Accidental air bag deployment is possible. Personal injury may result. Read and follow all WARNINGS and AIR BAG SAFETY PRECAUTIONS before working on air bag system or related components
CAUTION:
Air bag center sensor may be damaged. Improper system operation possible. Ensure ignition switch is in LOCK position before disconnecting or connecting negative battery cable.
Connector terminal damage is possible. Improper system operation possible. Avoid probing terminal ends. Instead, backprobe terminals (probe terminal where wire enters harness connector).
Connector terminal damage is possible. Improper system operation possible. Avoid probing terminal ends. Instead, backprobe terminals (probe terminal where wire enters harness connector).
NOTE:
In the following tests, the term squib and module may be used interchangeably.