Diagnostic Trouble Code Chart < SRS-Ecu >

CAUTION: During diagnosis, a DTC code associated with another system may be set when the electric motor switch is turned "ON" position 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.

DIAGNOSTIC TROUBLE CODES - SRS-ECU

DTC.

Diagnostic item

B1400 ⁽¹⁾

Driver's Air Bag Module (1st squib) System (Short Circuit Between Squib Circuit Terminals)

B1401 ⁽¹⁾

Driver's Air Bag Module (1st squib) System (Squib Circuit Open)

B1402 ⁽¹⁾

Driver's Air Bag Module (1st squib) System (Shorted to Squib Circuit Ground)

B1403 ⁽¹⁾

Driver's Air Bag Module (1st squib) System (Shorted to Squib Circuit Power Supply)

B1404 ⁽²⁾

Driver's Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Short Circuit

B1405 ⁽²⁾

Driver's Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Open Circuit

B1406 ⁽²⁾

Malfunction of Front Impact Sensor (RH)

B1407 ⁽¹⁾

Front Impact Sensor (RH) Voltage Error

B1408 ⁽¹⁾

Front Impact Sensor (RH) Communication Error

B1409 ⁽¹⁾

Front Impact Sensor (RH) Communication Impossible

B1410 ⁽¹⁾

Passenger's (Front) Air Bag Module (1st squib) System (Short Circuit Between Squib Circuit Terminals)

B1411 ⁽¹⁾

Passenger's (Front) Air Bag Module (1st squib) System (Squib Circuit Open)

B1412 ⁽¹⁾

Passenger's (Front) Air Bag Module (1st squib) System (Shorted to Squib Circuit Ground)

B1413 ⁽¹⁾

Passenger's (Front) Air Bag Module (1st squib) System (Shorted to Squib Circuit Power Supply)

B1414 ⁽²⁾

Passenger's (Front) Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Short Circuit

B1415 ⁽²⁾

Passenger's (Front) Air Bag Module (1st Squib Ignition Drive Circuit) System Detected Open Circuit

B1416 ⁽²⁾

Malfunction of Front Impact Sensor (LH)

B1417 ⁽¹⁾

Front Impact Sensor (LH) Voltage Error

B1418 ⁽¹⁾

Front Impact Sensor (LH) Communication Error

B1419 ⁽¹⁾

Front Impact Sensor (LH) Communication Impossible

B1420 ⁽¹⁾

Side-airbag Module (RH) (Squib) System (Short Circuit between Squib Circuit Terminals)

B1421 ⁽¹⁾

Side-airbag Module (RH) (Squib) System (Squib Circuit Open)

B1422 ⁽¹⁾

Side-airbag Module (RH) (Squib) System (Shorted to Squib Circuit Ground)

B1423 ⁽¹⁾

Side-airbag Module (RH) (Squib) System (Shorted to Squib Circuit Power Supply)

B1424 ⁽²⁾

Side-airbag Module (RH) (Squib) System Detected Short Circuit

B1425 ⁽²⁾

Side-airbag Module (RH) (Squib) System Detected Open Circuit

B1426 ⁽²⁾

Malfunction of Side Impact Sensor (RH)

B1427 ⁽¹⁾

Side Impact Sensor (RH) Voltage Error

B1428 ⁽¹⁾

Side Impact sensor (RH) Communication Error

B1429 ⁽¹⁾

Side Impact sensor (RH) Communication impossible

B1430 ⁽¹⁾

Side-airbag Module (LH) (Squib) System (Short Circuit between Squib Circuit Terminals)

B1431 ⁽¹⁾

Side-airbag Module (LH) (Squib) System (Squib Circuit Open)

B1432 ⁽¹⁾

Side-airbag Module (LH) (Squib) System (Shorted to Squib Circuit Ground)

B1433 ⁽¹⁾

Side-airbag Module (LH) (Squib) System (Shorted to Squib Circuit Power Supply)

B1434 ⁽²⁾

Side-airbag Module (LH) (Squib) System (Shorted to Squib Circuit Power Supply)

B1435 ⁽²⁾

Side-airbag Module (LH) (Squib) System Detected Open Circuit

B1436 ⁽²⁾

Malfunction of Side Impact Sensor (Front: LH)

B1437 ⁽¹⁾

Side Impact Sensor (LH) Voltage Error

B1438 ⁽¹⁾

Side Impact Sensor (LH) Communication Error

B1439 ⁽¹⁾

Side Impact Sensor (LH) Communication Impossible

B1440 ⁽¹⁾

Curtain Air Bag Module (RH) (Squib) System (Short Circuit between Squib Circuit Terminals)

B1441 ⁽¹⁾

Curtain Air Bag Module (RH) (Squib) System (Squib Circuit Open

B1442 ⁽¹⁾

Curtain Air Bag Module (RH) (Squib) System (Shorted to Squib Circuit Ground)

B1443 ⁽¹⁾

Curtain Air Bag Module (RH) (Squib) System (Shorted to Squib Circuit Power Supply)

B1444 ⁽²⁾

Curtain Air Bag Module (RH) (Squib) System Detected Short Circuit

B1445 ⁽²⁾

Curtain Air Bag Module (RH) (Squib) System Detected Open Circuit

B1450 ⁽¹⁾

Curtain Air Bag Module (LH) (Squib) System (Short Circuit between Squib Circuit Terminals)

B1451 ⁽¹⁾

Curtain Air Bag Module (LH) (Squib) System (Squib Circuit Open)

B1452 ⁽¹⁾

Curtain Air Bag Module (LH) (Squib) System (Shorted to Squib Circuit Ground)

B1453 ⁽¹⁾

Curtain Air bag Module (LH) (Squib) System (Shorted to Squib Circuit Power Supply)

B1454 ⁽²⁾

Curtain Air Bag Module (LH) (Squib) System Detected Short Circuit

B1455 ⁽²⁾

Curtain Air Bag Module (LH) (Squib) System Detected Open Circuit

B1466 ⁽²⁾

Analog G-Sensor System in the SRS-ECU

B1476 ⁽³⁾

Open Circuit to IG1 Power Supply (Fuse No. 15 Circuit)

B1477 ⁽³⁾

Open Circuit to IG1 Power Supply (Fuse No. 21 Circuit)

B1478 ⁽²⁾

SRS-ECU Capacitor Circuit Voltage too High

B1479 ⁽²⁾

SRS-ECU Capacitor Circuit Voltage too Low

B1480 ⁽¹⁾

Driver's Air Bag Module (2nd squib) System (Short Circuit Between Squib Circuit Terminals)

B1481 ⁽¹⁾

Driver's Air Bag Module (2nd squib) System (Squib Circuit Open)

B1482 ⁽¹⁾

Driver's Air Bag Module (2nd squib) System (Shorted to Squib Circuit Ground)

B1483 ⁽¹⁾

Driver's Air Bag Module (2nd squib) System (Shorted to Squib Circuit Power Supply)

B1484 ⁽²⁾

Driver's Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Short Circuit

B1485 ⁽²⁾

Driver's Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Open Circuit

B1488 ⁽¹⁾

Passenger's Air Bag OFF Indicator Light (Short Circuit between Circuit Terminal)

B1489 ⁽¹⁾

Passenger's Air Bag OFF Indicator Light (Open Circuit)

B1490 ⁽¹⁾

Passenger's (Front) Air Bag Module (2nd squib) System (Short Circuit Between Squib Circuit Terminals)

B1491 ⁽¹⁾

Passenger's (Front) Air Bag Module (2nd squib) System (Squib Circuit Open)

B1492 ⁽¹⁾

Passenger's (Front) Air Bag Module (2nd squib) System (Shorted to Squib Circuit Ground)

B1493 ⁽¹⁾

Passenger's (Front) Air Bag Module (2nd squib) System (Shorted to Squib Circuit Power Supply)

B1494 ⁽²⁾

Passenger's (Front) Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Short Circuit

B1495 ⁽²⁾

Passenger's (Front) Air Bag Module (2nd Squib Ignition Drive Circuit) System Detected Open Circuit

B1496 ⁽²⁾

SRS-ECU Non-Volatile Memory (EEPROM⁽⁴⁾)

B1498 ⁽²⁾

SRS-ECU ROM or RAM

B1499 ⁽²⁾

Air Bag Deployment Determined by SRS-ECU

B1506

DR. seat position SW open

B1507

DR. seat position SW short to GND

B1508

DR. seat position SW short to BAT

B1509 ⁽¹⁾

Incorrect installation of SRS-ECU

B1547 ⁽²⁾

Passenger's Air Bag Cut Off Activating Circuit

B1556 ⁽¹⁾

Driver's Seat Slide Sensor Malfunction

B1557 ⁽²⁾

SRS-ECU Application Specific Integrated Circuit

B1558 ⁽¹⁾

OCM (Occupant Classification-ECU) DTC Present

B1603 ⁽¹⁾

Driver's Seat belt Pre-tensioner (Squib) System (Short Circuit Between Squib Circuit Terminals)

B1604 ⁽¹⁾

Driver's Seat belt Pre-tensioner (Squib) System (Squib Circuit Open)

B1605 ⁽¹⁾

Driver's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Ground)

B1606 ⁽¹⁾

Driver's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Power Supply)

B1607 ⁽²⁾

Driver's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Short Circuit

B1608 ⁽²⁾

Driver's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Open Circuit

B1609 ⁽¹⁾

Front Passenger's Seat belt Pre-tensioner (Squib) System (Short Circuit between Squib Circuit Terminals)

B1610 ⁽¹⁾

Front Passenger's side Seat belt Pre-tensioner (Squib) System (Squib Circuit Open)

B1611 ⁽¹⁾

Front Passenger's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Ground)

B1612 ⁽¹⁾

Front Passenger's Seat belt Pre-tensioner (Squib) System (Shorted to Squib Circuit Power Supply)

B1613 ⁽²⁾

Front Passenger's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Short Circuit

B1614 ⁽²⁾

Front Passenger's Seat belt Pre-tensioner (Squib Ignition Drive Circuit) System Detected Open Circuit

B1616 ⁽²⁾

SRS-ECU Analog G-sensor (for front air bag electronic safing circuit failure)

B1646

Coding data mismatch

B1698 ⁽²⁾

Collision decision (HI volt cut)

B1699 ⁽²⁾

SRS-ECU collective deployment

U0154

Occupant Classification-ECU CAN timeout

U1100 ⁽³⁾

EV ECU CAN timeout (1)

U1102

ASC/TCL/ABS timeout/Not equipped

U1104

SAS timeout/Not equipped

U1108

Combination Meter CAN timeout

U1109

ETACS CAN timeout

U111B ⁽³⁾

MCU CAN timeout

U1190 ⁽³⁾

No receive fault detect signal

U1195 ⁽³⁾

Coding not completed

U1199

VIN code not programmed

U119A

VIN code mismatch

⁽¹⁾	This DTC will remain in memory and the SRS warning light will be switched on even if the system returns to normal condition.

⁽²⁾	This DTC cannot be erased by "Erase DTC" function.

⁽³⁾	This DTC will remain in memory and the SRS warning light will be switched off when the system returns to normal condition.

⁽⁴⁾	Electrically Erasable Programmable ROM

⁽⁵⁾	This DTC is also set on vehicles without passenger's air bag cutoff switch.