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CHECK CHART FOR DIAGNOSTIC TROUBLE CODES
cautionDuring diagnosis, a DTC code associated with another system may be set when the ignition switch is turned on with connector(s) disconnected. After completing the repair, confirm all systems for DTC code(s). If DTC code(s) are set, erase them all.
Inspect according to the inspection chart that is appropriate for the DTC.
Code No.Diagnostic itemReference page
B1400*2Driver's Air Bag Module (1st squib) System (Short Circuit Between Squib Circuit Terminals)
B1401*2Driver's Air Bag Module (1st squib) System (Squib Circuit Open)
B1402*2Driver's Air Bag Module (1st squib) System (Shorted to Squib Circuit Ground)
B1403*2Driver's Air Bag Module (1st squib) System (Shorted to Squib Circuit Power Supply)
B1404*4Driver's Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Short Circuit
B1405*4Driver's Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Open Circuit
B1406*4Malfunction of G-sensor inside Front Impact Sensor (RH)
B1407*2Front Impact Sensor (RH) Voltage Error
B1408*2Front Impact Sensor (RH) Communication Error
B1409*2Front Impact Sensor (RH) Communication Impossible
B1410*2Passenger's (Front) Air Bag Module (1st squib) System (Short Circuit Between Squib Circuit Terminals)
B1411*2Passenger's (Front) Air Bag Module (1st squib) System (Squib Circuit Open)
B1412*2Passenger's (Front) Air Bag Module (1st squib) System (Shorted to Squib Circuit Ground)
B1413*2Passenger's (Front) Air Bag Module (1st squib) System (Shorted to Squib Circuit Power Supply)
B1414*4Passenger’s (Front) Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Short Circuit
B1415*4Passenger’s (Front) Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Open Circuit
B1416*4Malfunction of G-sensor inside Front Impact Sensor (LH)
B1417*2Front Impact Sensor (LH) Voltage Error
B1418*2Front Impact Sensor (LH) Communication Error
B1419*2Front Impact Sensor (LH) Communication Impossible
B1420*2Side-airbag Module (RH) (Squib) System (Short Circuit between Squib Circuit Terminals)
B1421*2Side-airbag Module (RH) (Squib) System (Squib Circuit Open)
B1422*2Side-airbag Module (RH) (Squib) System (Shorted to Squib Circuit Ground)
B1423*2Side-airbag Module (RH) (Squib) System (Shorted to Squib Circuit Power Supply)
B1424*4Side-airbag Module (RH) (Squib) System Detected Short Circuit
B1425*4Side-airbag Module (RH) (Squib) System Detected Open Circuit
B1426*4Malfunction of G-sensor Inside Side Impact Sensor (Front: RH)
B1427*2Side Impact Sensor (Front: RH) Voltage Error
B1428*2Side Impact sensor (Front: RH) Communication Error
B1429*2Side Impact sensor (Front: RH) Communication impossible
B1430*2Side-airbag Module (LH) (Squib) System (Short Circuit between Squib Circuit Terminals)
B1431*2Side-airbag Module (LH) (Squib) System (Squib Circuit Open)
B1432*2Side-airbag Module (LH) (Squib) System (Shorted to Squib Circuit Ground)
B1433*2Side-airbag Module (LH) (Squib) System (Shorted to Squib Circuit Power Supply)
B1434*4Side-airbag Module (LH) (Squib) System Fault 3 for Ignition Drive Circuit
B1435*4Side-airbag Module (LH) (Squib) System Fault 4 for Ignition Drive Circuit
B1436*4Malfunction of G-sensor Inside Side Impact Sensor (Front: LH)
B1437*2Side Impact Sensor (Front: LH) Voltage Error
B1438*2Side Impact Sensor (Front: LH) Communication Error
B1439*2Side Impact Sensor (Front: LH) Communication Impossible
B1440*2Curtain Air Bag Module (RH) (Squib) System (Short Circuit between Squib Circuit Terminals)
B1441*2Curtain Air Bag Module (RH) (Squib) System (Squib Circuit Open
B1442*2Curtain Air Bag Module (RH) (Squib) System (Shorted to Squib Circuit Ground)
B1443*2Curtain Air Bag Module (RH) (Squib) System (Shorted to Squib Circuit Power Supply))
B1444*4Curtain Air Bag Module (RH) (Squib) System Detected Short Circuit
B1445*4Curtain Air Bag Module (RH) (Squib) System Detected Open Circuit
B1446*4Side Impact Sensor (Rear: RH) System for Fault
B1447*2Side Impact Sensor (Rear: RH) Power Supply Circuit System
B1448*2Side Impact Sensor (Rear: RH) (Squib) for Power Supply Circuit
B1449*2Side Impact Sensor (Rear: RH) (Squib) for Communication System
B1450*2Curtain Air Bag Module (LH) (Squib) System (Short Circuit between Squib Circuit Terminals)
B1451*2Curtain Air Bag Module (LH) (Squib) System (Squib Circuit Open)
B1452*2Curtain Air Bag Module (LH) (Squib) System (Shorted to Squib Circuit Ground)
B1453*2Curtain Air bag Module (LH) (Squib) System (Shorted to Squib Circuit Power Supply)
B1454*4Curtain Air Bag Module (LH) (Squib) System Detected Short Circuit
B1455*4Curtain Air Bag Module (LH) (Squib) System Detected Open Circuit
B1456*4Side Impact Sensor (Rear: LH) System for Fault
B1457*2Side Impact Sensor (Rear: LH) Power Supply Circuit System
B1458*2Side Impact Sensor (Rear: LH) (Squib) for Power Supply Circuit
B14592Side Impact Sensor (Rear: LH) (Squib) for Communication System
B1466*4Analog G-Sensor System in the SRS-ECU
B1467*4Safing G-Sensor Open Circuit
B1468*4Safing G-Sensor Short Circuit
B1469*4Safing G-Sensor for Side Air Bag Faults
B1476*3Open Circuit to IG1 Power Supply (Fuse No.12 Circuit)
B1477*3Open Circuit to IG1 Power Supply (Fuse No.18 Circuit)
B1478*4SRS-ECU Capacitor Circuit Voltage too High
B1479*4SRS-ECU Capacitor Circuit Voltage too Low
B1480*2Driver's Air Bag Module (2nd squib) System (Short Circuit Between Squib Circuit Terminals)
B1481*2Driver's Air Bag Module (2nd squib) System (Squib Circuit Open)
B1482*2Driver's Air Bag Module (2nd squib) System (Shorted to Squib Circuit Ground)
B1483*2Driver's Air Bag Module (2nd squib) System (Shorted to Squib Circuit Power Supply)
B1484*4Driver's Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Short Circuit
B1485*4Driver's Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Open Circuit
B1488*4Passenger’s Air Bag OFF Indicator Light (Short Circuit between Circuit Terminal)
B1489*2Passenger’s Air Bag OFF Indicator Light (Open Circuit)
B1490*2Passenger's (Front) Air Bag Module (2nd squib) System (Short Circuit Between Squib Circuit Terminals)
B1491*2Passenger's (Front) Air Bag Module (2nd squib) System (Squib Circuit Open)
B1492*2Passenger's (Front) Air Bag Module (2nd squib) System (Shorted to Squib Circuit Ground)
B1493*2Passenger's (Front) Air Bag Module (2nd squib) System (Shorted to Squib Circuit Power Supply)
B1494*4Passenger’s (Front) Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Short Circuit
B1495*4Passenger’s (Front) Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Open Circuit
B1496*4SRS-ECU Non-Volatile Memory (EEPROM*1)
B1497*4SRS-ECU Application Specific Integrated Circuit (for frontal activation)
B1498*4SRS-ECU ROM or RAM
B1499*4Air Bag Deployment Determined by SRS-ECU
B1527*2Seat Belt Switch (Driver’s side) Circuit Open
B1528*2Seat Belt Switch (Driver’s side) Circuit (Ground Side) Shorted
B1537*2Seat Belt Switch (Passenger’s side) Circuit Open
B1538*2Seat Belt Switch (Passenger’s side) Circuit (Ground Side) Shorted
B1547*4Passenger’s Air Bag Cut Off Activating Circuit
B1556*2Driver’s Seat Slide Sensor Malfunction (Occupant Classification-ECU)
B1557*4SRS-ECU Application Specific Integrated Circuit
B1558*2OCM (Occupant Classification-ECU) DTC Present
B1573*5Passenger’s Air Bag Cut Off Switch Circuit (Power Supply side) Shorted-
B1588*4SRS-ECU Backup Capacitor System (Up converter unit)
B1589*4SRS-ECU Backup Capacitor System (Down converter unit)
B1590*4SRS-ECU Backup Capacitor System (capacitance big)
B1591*4SRS-ECU Backup Capacitor System (capacitance small)
B1594*4SRS-ECU Safing G-sensor Malfunction (For Side Collision)
B1603*2Driver's Seat belt Pre-tensioner (Squib) System (Short Circuit Between Squib Circuit Terminals)
B1604*2Driver's Seat belt Pre-tensioner (Squib) System (Squib Circuit Open)
B1605*2Driver's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Ground)
B1606*2Driver's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Power Supply))
B1607*4Driver's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Short Circuit
B1608*4Driver's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Open Circuit
B1609*2Front Passenger's Seat belt Pre-tensioner (Squib) System (Short Circuit between Squib Circuit Terminals
B1C49*2Front Passenger's Seat belt Pre-tensioner (Squib) System (Squib Circuit Open)
B1C47*2 Front Passenger's Seat belt Pre-tensioner (squib) system (shorted to squib circuit Ground)
B1612*2 Front Passenger's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Power Supply
B1613*4Front Passenger's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Short Circuit
B1614*4Front Passenger's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Open Circuit
B1615*4SRS-ECU Safing G-sensor (for front air bag electronic safing sensor failure)
B1616*4SRS-ECU Safing G-sensor (for front air bag electronic safing circuit failure)
B1617*4Roll Over Sensor Malfunction
B1618*4SRS-ECU Safing G-sensor (Z axis low G-sensor failure)
B1631*2Driver's Knee Air Bag (Squib) System (Short Circuit Between Squib Circuit Terminals)
B1632*2Driver's Knee Air Bag (Squib) System (Squib Circuit Open)
B1633*2Driver's Knee Air Bag (Squib) System (Shorted To Squib Circuit Ground)
B1634*2Driver's Knee Air Bag (Squib) System (Shorted To Squib Circuit Power Supply)
B1635*4Driver's Knee Air Bag Module (Squib Ignition Drive Circuit) System Detected Short Circuit
B1636*4Driver's Knee Air Bag Module (Squib Ignition Drive Circuit) System Detected Open Circuit
B1699*4SRS-ECU collective deployment
B2206Vin error/mismatch
B222CCoding Data not Written
B223BDefective Coding Data
U0019Bus Off (CAN-B)
U0141ETACS CAN Timeout
U0154Occupant classification-ECU CAN Timeout
U0155Combination meter CAN Timeout
U0164A/C -ECU CAN Timeout
U0168KOS/WCM CAN Timeout
U1000OSS CAN Timeout
note
  • *1: Electrically Erasable Programmable ROM
  • *2: This DTC will remain in memory and the SRS warning light will be switched on even if the system returns to normal condition.
  • *3: This DTC will remain in memory and the SRS warning light will be switched off when the system returns to normal condition.
  • *4: This DTC cannot be erased by "Erase DTC" function.
  • *5: This DTC is also set on vehicles without passenger’s air bag cutoff switch.