Supplemental Restraints Systems DTCS

SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Retrieved From	Perform Test
Continuous Lamp	The Air Bag Indicator is Illuminated Continuously	Restraints Control Module (RCM)	Go to Pinpoint Test A .
B1118	Passenger Front Crash Sensor Mount/Communication Fault	RCM	Go to Pinpoint Test B .
B1135	Passenger Front Crash Sensor Internal Fault	RCM	INSTALL a new RH front impact severity sensor. REFER to Front Impact Severity Sensor .
B1231	Event Threshold Exceeded (Crash Data Memory Full)	RCM	INSTALL 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 System Module (OCSM)	INSTALL a new OCS system service kit and CLEAR all RCM and OCSM DTCs. REFER to Occupant Classification Sensor and Inspection and Repair After a Supplemental Restraint System (SRS) Deployment .
B1317	Battery Voltage High	RCM	CHECK battery voltage; to be below 18 volts. REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1317	Battery Voltage High	OCSM	NOTE: If no on-demand or continuous DTC is present in the RCM and DTC B1317 is only present in the OCSM continuous, CLEAR all OCSM DTCs and PROVE OUT the SRS. 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	NOTE: If no on-demand or continuous DTC is present in the RCM and DTC B1318 is only present in the OCSM continuous, CLEAR all OCSM DTCs and PROVE OUT the system. 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 (OCS module) is Faulted	OCSM	Go to Pinpoint Test U .
B1884	PAD Warning Lamp Circuit Failure	RCM	Go to Pinpoint Test C .
B1890	PAD Warning Lamp Circuit Short to Battery	RCM	Go to Pinpoint Test D .
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, CLEAR all RCM DTCs and PROVE OUT the SRS. 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	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, CLEAR all RCM DTCs and PROVE OUT the SRS. Go to Pinpoint Test E .
B2292	Restraint System - Seatbelt Pretensioner Fault (Driver Pretensioner Circuit Fault)	RCM	Go to Pinpoint Test F .
B2292	Restraint System - Seatbelt Pretensioner Fault (Passenger Pretensioner Circuit Fault)	RCM	Go to Pinpoint Test F .
B2293	Restraint System - Air Bag Fault (Driver Front Air Bag Circuit Fault)	RCM	Go to Pinpoint Test G .
B2293	Restraint System - Air Bag Fault (Passenger Front Air Bag Circuit Fault)	RCM	Go to Pinpoint Test G .
B2296	Restraint System - Impact Sensor Fault (Driver Front Impact Severity Sensor Circuit Fault)	RCM	Go to Pinpoint Test H .
B2434	Drivers Seat Belt Buckle Switch Circuit Short to Ground	RCM	Go to Pinpoint Test I .
B2435	Drivers Seat Belt Buckle Switch Resistance Out of Range	RCM	Go to Pinpoint Test J .
B2438	Passenger Seat Belt Buckle Switch Short to Ground	RCM	Go to Pinpoint Test K .
B2439	Passenger Seat Belt Buckle Switch Resistance Out of Range	RCM	Go to Pinpoint Test L .
B2477	Module Configuration Failure	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
B2607	Harness/Configuration Mismatch	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
B2691	Seat Belt Buckle Switch Circuit Fault, Front Driver's Side	RCM	Go to Pinpoint Test M .
B2692	Front Passenger's Seat Belt Buckle Switch Circuit Fault	RCM	Go to Pinpoint Test N .
B2792	Cross Link Between Firing Loops (This DTC and the Associated Firing Loops That are Crossed Will Set Applicable Loop Fault With Low Resistance on Squib)	RCM	Go to Pinpoint Test O .
B2909	Belt Tension Sensor Fault	OCSM	Go to Pinpoint Test P .
C1414	Incorrect Module Design Level (Incorrect Vehicle Application)	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
C1941	Zero Seat Weight Test Failure	OCSM	Can only be reported when carrying out Occupant Classification Sensor (OCS) System Reset. REFER to Occupant Classification Sensor .
C1946	Front Driver's Seat Track Position Switch Circuit Open	RCM	Go to Pinpoint Test Q .
C1947	Front Driver's Seat Track Position Switch Circuit Short to Ground	RCM	Go to Pinpoint Test R .
C1948	Front Driver's Seat Track Position Switch Circuit Resistance Out of Range	RCM	Go to Pinpoint Test S .
C1981	Front Driver's Seat Track Position Switch Circuit Fault	RCM	Go to Pinpoint Test T .
U0300	Internal Control Module Software Incompatibility	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
U1900	CAN Communication Bus Fault - Receive Error	RCM	NOTE: DTC U1900 will set in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new RCM as part of repair for a RCM DTC U1900 fault. VIEW and RECORD U1900 fault PIDs to determine the module with the concern. REFER to MODULE COMMUNICATIONS NETWORK article to diagnosis the HS-CAN/module concern.
U1900	CAN Communication Bus Fault - Receive Error	OCSM	NOTE: DTC U1900 will set in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new OCS system service kit as part of repair for a OCS DTC U1900 fault. VIEW and RECORD U1900 fault PIDs to determine the module with the concern. REFER to MODULE COMMUNICATIONS NETWORK article to diagnosis the HS-CAN/module concern.
U0151	Loss of Communication With Restraints Control Module	OCSM	REFER to MODULE COMMUNICATIONS NETWORK article.
U2050	No Application Present	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
U2050	No Application Present	OCSM	INSTALL a new OCS system service kit. REFER to Occupant Classification Sensor .
U2051	One or More Calibration Files Missing/Corrupt	RCM	INSTALL a new RCM. REFER to Restraints Control Module (RCM) .
U2051	One or More Calibration Files Missing/Corrupt	OCSM	INSTALL a new OCS system service kit. REFER to Occupant Classification Sensor .