Supplemental Restraints Systems DTCS
SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| Continuous lamp | The Air Bag Indicator is Illuminated Continuously | Restraints control module (RCM) | Go to Pinpoint Test A . |
| B1231 | Crash Data Memory Full | RCM | INSTALL a new RCM and impact sensors. REFER to Inspection and Repair After a Supplemental Restraint System (SRS) Deployment . |
| B1231 | Event Threshold Exceeded (Crash Data Memory Full) | Occupant classification sensor (OCS) module | INSPECT the passenger seat for damage. REFER to Inspection and Repair After a Supplemental Restraint System (SRS) Deployment . |
| B1317 | Battery Voltage High | RCM | CHECK battery voltage; to be below 16 volts. REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1317 | Battery Voltage High | Occupant classification system module (OCSM) | CHECK battery voltage; to be below 18 volts. REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1318 | Battery Voltage Low | RCM | CHECK battery voltage; to be above 8 volts. REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1318 | Battery Voltage Low | OCSM | CHECK battery voltage; to be above 8 volts. REFER to CHARGING SYSTEM - GENERAL INFORMATION article. |
| B1342 | ECU (RCM) is Faulted | RCM | INSTALL a new RCM. REFER to Restraints Control Module (RCM) . |
| B1342 | ECU (OCSM) is Faulted | OCSM | INSTALL a OCS service kit. REFER to Occupant Classification Sensor - Service Kit . |
| B1884 | PAD Warning Lamp Circuit Failure | RCM | Go to Pinpoint Test B . |
| B1890 | PAD Warning Lamp Circuit Short to Battery | RCM | Go to Pinpoint Test C . |
| B2290 | Occupant Classification System Fault | RCM |
NOTE:
If no on-demand or continuous DTC is present in the OCSM and DTC B2290 is only present in the RCM as a continuous DTC, CHECK battery condition, REFER to BATTERY, MOUNTING AND CABLES
article, CLEAR all RCM DTCs and PROVE OUT the system. The OCSM reported a fault message to the RCM. CARRY OUT on-demand self test of the OCSM and RETRIEVE continuous DTCs. |
| B2290 | Occupant Classification System Fault | OCSM | Go to Pinpoint Test D . |
| B2292 | Restraint System - Safety Belt Pretensioner Fault | RCM | Go to Pinpoint Test E . |
| B2293 | Restraint System - Air Bag Fault | RCM | Go to Pinpoint Test F . |
| B2294 | Restraint System - Curtain Fault | RCM | Go to Pinpoint Test G . |
| B2295 | Restraint System - Side Air Bag Fault | RCM | Go to Pinpoint Test H . |
| B2296 | Restraint System - Impact Sensor Fault | RCM | Go to Pinpoint Test I . |
| B2434 | Drivers Seat Belt Buckle Switch Circuit Short to Ground | RCM | Go to Pinpoint Test J . |
| B2435 | Drivers Seat Belt Buckle Switch Resistance Out of Range | RCM | Go to Pinpoint Test K . |
| B2438 | Passenger Seat Belt Buckle Switch Short to Ground | RCM | Go to Pinpoint Test L . |
| B2439 | Passenger Seat Belt Buckle Switch Resistance Out of Range | RCM | Go to Pinpoint Test M . |
| B2477 | Module Configuration Error | RCM | This DTC indicates programmable module installation (PMI) has not been done to a newly installed module. CARRY OUT PMI. REFER to MODULE CONFIGURATION article. CLEAR the DTC. CARRY OUT the self-test. |
| B2607 | Harness/Configuration Mismatch | RCM | CARRY OUT PMI. REFER to MODULE CONFIGURATION article. CLEAR the DTC. CARRY OUT the self-test. If DTC is retrieved a second time, INSTALL a new RCM and CARRY OUT PMI. REFER to Restraints Control Module (RCM) . |
| B2691 | Seat Belt Buckle Switch Circuit Fault, Front Driver's Side | RCM | Go to Pinpoint Test N . |
| B2692 | Front Passenger's Seat Belt Buckle Switch Circuit Fault | RCM | Go to Pinpoint Test O . |
| B2792 | Cross Link Between Firing Loops | RCM | Go to Pinpoint Test P . |
| B2900 | VIN Mismatch | RCM | CARRY OUT PMI. REFER to MODULE CONFIGURATION article. CLEAR the DTC. CARRY OUT the self-test. If DTC is retrieved a second time, INSTALL a new RCM and CARRY OUT PMI. REFER to Restraints Control Module (RCM) . |
| B2909 | Belt Tension Sensor Fault | OCSM | Go to Pinpoint Test Q . |
| C1414 | Incorrect Module Design Level | RCM | Go to Pinpoint Test R . |
| C1941 | Zero Seat Weight Test Failure | OCSM | Can only be reported when carrying out System Reset. REFER to Occupant Classification Sensor - Original Equipment or Occupant Classification Sensor - Service Kit . |
| C1946 | Front Driver's Seat Track Position Switch Circuit Open | RCM | Go to Pinpoint Test S . |
| C1947 | Front Driver's Seat Track Position Switch Circuit Short to Ground | RCM | Go to Pinpoint Test T . |
| C1948 | Front Driver's Seat Track Position Switch Circuit Resistance Out of Range | RCM | Go to Pinpoint Test U . |
| C1981 | Front Driver's Seat Track Position Switch Circuit Fault | RCM | Go to Pinpoint Test V . |
| U0151 | Lost Communication with Restraints Control Module (RCM) | OCSM | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the communication concern. |
| U0300 | Internal Control Module Software Incompatibility | RCM | INSTALL a new RCM and CARRY OUT PMI. REFER to Restraints Control Module (RCM) . |
| U1900 | CAN Communication Bus Fault - Receive Error | RCM | VIEW and RECORD U1900 fault PIDs to determine the module with the concern. REFER to MODULE CONFIGURATION article to diagnosis the HS-CAN/module concern. |
| U2050 | No Application Present | RCM | INSTALL a new RCM and CARRY OUT PMI. REFER to Restraints Control Module (RCM) . |
| U2050 | No Application Present | OCSM |
NOTE:
If no on-demand or continuous DTC is present in the RCM and DTC U2050 is only present in the OCSM continuous, CLEAR all OCSM DTCs and PROVE OUT the system. INSTALL a new OCS service kit. |
| U2051 | One or More Calibration Files Missing/Corrupt | RCM | INSTALL a new RCM and CARRY OUT PMI. REFER to Restraints Control Module (RCM) . |
| U2051 | One or More Calibration Files Missing/Corrupt | OCSM | INSTALL a new OCS system service kit. |