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.
2021 Kia Forte GT LineFACTORY OEM SERVICE PROCEDURE
Airbag System DTCS
AIRBAG SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B1101-00 | Battery Voltage High |
| B1102-00 | Battery Voltage Low |
| B1116-00 | Battery Voltage Unstable |
| B1117-00 | B+ Line Disconnected |
| B1118-00 | B+ Mode Unstable |
| B1326-00 | FIS (Front Impact Sensor)-Driver Short To Ground |
| B1327-00 | FIS (Front Impact Sensor)-Driver Short To Battery |
| B1328-00 | FIS (Front Impact Sensor)-Driver Defect |
| B1329-00 | FIS (Front Impact Sensor)-Driver Communication Error |
| B1330-00 | FIS (Front Impact Sensor)-Driver Wrong ID |
| B1331-00 | FIS (Front Impact Sensor)-Passenger Short To Ground |
| B1332-00 | FIS (Front Impact Sensor)-Passenger Short To Battery |
| B1333-00 | FIS (Front Impact Sensor)-Passenger Defect |
| B1334-00 | FIS (Front Impact Sensor)-Passenger Communication Error |
| B1335-00 | FIS (Front Impact Sensor)-Passenger Wrong ID |
| B1346-00 | Driver Airbag Resistance Too High (1st Stage) |
| B1347-00 | Driver Airbag Resistance Too Low (1st Stage) |
| B1348-00 | Driver Airbag Resistance Circuit Short To Ground (1st Stage) |
| B1349-00 | Driver Airbag Resistance Circuit Short To Battery (1st Stage) |
| B1352-00 | Passenger Airbag Resistance Too High (1st Stage) |
| B1353-00 | Passenger Airbag Resistance Too Low (1st Stage) |
| B1354-00 | Passenger Airbag Resistance Circuit Short To Ground (1st Stage) |
| B1355-00 | Passenger Airbag Resistance Circuit Short To Battery (1st Stage) |
| B1361-00 | Pretensioner Front-Driver Resistance Too High |
| B1362-00 | Pretensioner Front-Driver Resistance Too Low |
| B1363-00 | Pretensioner Front-Driver Resistance Circuit Short To Ground |
| B1364-00 | Pretensioner Front-Driver Resistance Circuit Short To Battery |
| B1367-00 | Pretensioner Front-Passenger Resistance Too High |
| B1368-00 | Pretensioner Front-Passenger Resistance Too Low |
| B1369-00 | Pretensioner Front-Passenger Resistance Circuit Short To Ground |
| B1370-00 | Pretensioner Front-Passenger Resistance Circuit Short To Battery |
| B1378-00 | Side Airbag Front-Driver Resistance Too High |
| B1379-00 | Side Airbag Front-Driver Resistance Too Low |
| B1380-00 | Side Airbag Front-Driver Resistance Circuit Short To Ground |
| B1381-00 | Side Airbag Front-Driver Resistance Circuit Short To Battery |
| B1382-00 | Side Airbag Front-Passenger Resistance Too High |
| B1383-00 | Side Airbag Front-Passenger Resistance Too Low |
| B1384-00 | Side Airbag Front-Passenger Resistance Circuit Short To Ground |
| B1385-00 | Side Airbag Front-Passenger Resistance Circuit Short To Battery |
| B1395-00 | Cross Coupling |
| B1400-00 | SIS (Side Impact Sensor) Front-Driver Defect |
| B1401-00 | SIS (Side Impact Sensor) Front-Driver Circuit Short To Ground |
| B1402-00 | SIS (Side Impact Sensor) Front-Driver Circuit Short To Battery |
| B1403-00 | SIS (Side Impact Sensor) Front-Passenger Defect |
| B1404-00 | SIS (Side Impact Sensor) Front-Passenger Circuit Short To Ground |
| B1405-00 | SIS (Side Impact Sensor) Front-Passenger Circuit Short To Battery |
| B1409-00 | SIS (Side Impact Sensor) Front-Driver Communication Error |
| B1410-00 | SIS (Side Impact Sensor) Front-Passenger Communication Error |
| B1414-00 | SIS (Side Impact Sensor) Front-Driver Wrong ID |
| B1415-00 | SIS (Side Impact Sensor) Front-Passenger Wrong ID |
| B1473-00 | Inflatable Curtain Airbag Driver Resistance Too High |
| B1474-00 | Inflatable Curtain Airbag Driver Resistance Too Low |
| B1475-00 | Inflatable Curtain Airbag Driver Resistance Circuit Short To Ground |
| B1476-00 | Inflatable Curtain Airbag Driver Resistance Circuit Short To Battery |
| B1477-00 | Inflatable Curtain Airbag Passenger Resistance Too High |
| B1478-00 | Inflatable Curtain Airbag Passenger Resistance Too Low |
| B1479-00 | Inflatable Curtain Airbag Passenger Resistance Circuit Short To Ground |
| B1480-00 | Inflatable Curtain Airbag Passenger Resistance Circuit Short To Battery |
| B1481-00 | Driver Airbag Resistance Too High (2nd Stage) |
| B1482-00 | Driver Airbag Resistance Too Low (2nd Stage) |
| B1483-00 | Driver Airbag Resistance Circuit Short To Ground (2nd stage) |
| B1484-00 | Driver Airbag Resistance Circuit Short To Battery (2nd Stage) |
| B1485-00 | Passenger Airbag Resistance Too High (2nd Stage) |
| B1486-00 | Passenger Airbag Resistance Too Low (2nd Stage) |
| B1487-00 | Passenger Airbag Resistance Circuit Short To Ground (2nd Stage) |
| B1488-00 | Passenger Airbag Resistance Circuit Short To Battery (2nd Stage) |
| B1490-00 | OCS (Occupant Classification System) Defect |
| B1493-00 | OCS (Occupant Classification System) Communication Error |
| B1494-00 | OCS (Occupant Classification System) Wrong ID |
| B1620-00 | Internal Fault-Replace SRSCM |
| B1649-00 | Crash Recorded In Rollover Event (Replace SRSCM) |
| B1650-00 | Crash Recorded In 1st Stage Only (Frontal-Replace SRSCM) |
| B1651-00 | Crash Recorded In Driver Side Airbag (Replace SRSCM) |
| B1652-00 | Crash Recorded In Passenger Side Airbag (Replace SRSCM) |
| B1659-00 | Rear Crash Detected |
| B1670-00 | Crash Recorded In Full Stage (Frontal-Replace SRSCM) |
| B1676-00 | Crash Recorded in Driver Side Restraint System With Frontal Crash (Replace ECU) |
| B1677-00 | Crash Recorded In Passenger Side Restraint System With Frontal Crash (Replace ECU) |
| B1678-00 | Scrap Recorded (Replace ECU) |
| B1683-00 | Exceed Maximum Coding Number |
| B1684-00 | Not Configured Device Is Detected |
| B16D0-00 | Internal Fault - Main Sensor |
| B16D1-00 | Internal Fault - Safing Sensor |
| B16D2-00 | Internal Fault - Roll Sensor (Gyro) |
| B16D3-00 | Internal Fault - Roll Sensor (Low-G) |
| B16DC-00 | Internal Fault - Energy Reserve |
| B1730-00 | Anchor Pretensioner Front-Driver Resistance Too High |
| B1731-00 | Anchor Pretensioner Front-Driver Resistance Too Low |
| B1732-00 | Anchor Pretensioner Front-Driver Resistance Circuit Short To Ground |
| B1733-00 | Anchor Pretensioner Front-Driver Resistance Circuit Short To Battery |
| B1738-00 | P-SIS (Side Impact Sensor, Pressure) Front-Driver Wrong ID |
| B1739-00 | P-SIS (Side Impact Sensor, Pressure) Front-Driver Defect |
| B1740-00 | P-SIS (Side Impact Sensor, Pressure) Front-Driver Short To Ground |
| B1741-00 | P-SIS (Side Impact Sensor, Pressure) Front-Driver Short To Battery |
| B1742-00 | P-SIS (Side Impact Sensor, Pressure) Front-Driver Communication Error |
| B1744-00 | P-SIS (Side Impact Sensor, Pressure) Front-Passenger Wrong ID |
| B1745-00 | P-SIS (Side Impact Sensor, Pressure) Front-Passenger Defect |
| B1746-00 | P-SIS (Side Impact Sensor, Pressure) Front-Passenger Short To Ground |
| B1747-00 | P-SIS (Side Impact Sensor, Pressure) Front-Passenger Short To Battery |
| B1748-00 | P-SIS (Side Impact Sensor, Pressure) Front-Passenger Communication Error |
| B1762-00 | ACU Coding Error |
| B1800-00 | Side Crash Detection For Door Unlock (NON-SAB) |
| B2000-00 | Rollover Event Information Transmission (Restraints Non-Activation) |
| B2040-00 | Adaptive Load Limiter Front - Driver Resistance Too High |
| B2041-00 | Adaptive Load Limiter Front - Diver Resistance Too Low |
| B2042-00 | Adaptive Load Limiter Front - Driver Resistance Circuit Short To Ground |
| B2043-00 | Adaptive Load Limiter Front - Driver Resistance Circuit Short To Battery |
| B2045-00 | Adaptive Load Limiter Front - Passenger Resistance Too High |
| B2046-00 | Adaptive Load Limiter Front - Passenger Resistance Too Low |
| B2047-00 | Adaptive Load Limiter Front - Passenger Resistance Circuit Short To Ground |
| B2048-00 | Adaptive Load Limiter Front - Passenger Resistance Circuit Short To Battery |
| B2500-00 | Warning Lamp Failure |
| B2502-00 | Passenger Airbag Telltale Lamp Failure |
| B2613-00 | ACU Airbag Warning Lamp CAN Message Error |
| B2614-00 | Cluster Airbag Warning Lamp Circuit Failure |
| B2615-00 | ACU & Cluster Airbag Lamp CAN Message Mismatch |
| B2616-00 | Cluster Airbag Warning Lamp CAN Message Invaild |
| B2617-00 | Cluster Airbag Warning Lamp CAN Message Timeout |
| B2618-00 | Cluster Airbag Warning Lamp CAN Message Timeout By CAN Bus |
Factory Service Tools
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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.
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