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MULTIFUNCTION Electronic Modules DTCS

DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Source Perform Test
B106A TPMS Sensor Pressure Range Bit Incorrect State Smart Junction Box (SJB) REFER to WHEELS AND TIRES article.
B106B Tire Pressure Sensor Low Battery SJB REFER to WHEELS AND TIRES article.
B106E Solid State Driver Disabled Due to Short Circuit SJB REFER to Smart Junction Box (SJB) in this article.
B106F Module Disabled Due to External Fault SJB REFER to Smart Junction Box (SJB) in this article.
B1015 CEI Unconfigured Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1118 Passenger Front Crash Sensor Mount/Communication Fault Restraints Control Module (RCM) REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B1135 Passenger Front Crash Sensor Internal Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B1139 Invalid Transmitter Identification Code SJB REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS article.
B1202 Fuel Sender Circuit Open Instrument Cluster REFER to INSTRUMENT CLUSTER article.
B1204 Fuel Sender Circuit Short to Ground Instrument Cluster REFER to INSTRUMENT CLUSTER article.
B1213 Anti-Theft Number of Programmed Keys is Below Minimum Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1231 Event Threshold Exceeded Occupant Classification Module INSTALL a new occupant classification module. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
B1231 Event Threshold Exceeded RCM INSTALL a new RCM. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
B1302 Accessory Delay Relay Coil Circuit Failure SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1304 Accessory Delay Relay Coil Circuit Short to Battery SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1309 Power Door Lock Circuit Short to Ground SJB REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS article.
B1317 Battery Voltage High Anti-Lock Brake System (ABS) Module REFER to VEHICLE DYNAMIC SYSTEMS article.
B1317 Battery Voltage High Four-Wheel Drive (4WD) Control Module REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1317 Battery Voltage High Instrument Cluster REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1317 Battery Voltage High Occupant Classification Module REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1317 Battery Voltage High RCM REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1317 Battery Voltage High SJB REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318 Battery Voltage Low ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
B1318 Battery Voltage Low Instrument Cluster REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318 Battery Voltage Low Occupant Classification Module REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318 Battery Voltage Low RCM REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318 Battery Voltage Low SJB REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1318 Battery Voltage Low 4WD Control Module REFER to CHARGING SYSTEM - GENERAL INFORMATION article.
B1319 Driver Door Ajar Circuit Failure 4WD Control Module REFER to INTERIOR LIGHTING article.
B1322 Driver Door Ajar Circuit Short to Ground SJB REFER to INTERIOR LIGHTING article.
B1322 Driver Door Ajar Circuit Short to Ground 4WD Control Module REFER to INTERIOR LIGHTING article.
B1330 Passenger Door Ajar Circuit Short to Ground SJB REFER to INTERIOR LIGHTING article.
B1338 Door Ajar RR Circuit Short to Ground SJB REFER to INTERIOR LIGHTING article.
B1341 Power Door Unlock Circuit Short to Ground SJB REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS article.
B1342 ECU is Faulted ABS Module CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new ABS module. REFER to VEHICLE DYNAMIC SYSTEMS article. TEST the system for normal operation.
B1342 ECU is Faulted Instrument Cluster CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER article. TEST the system for normal operation.
B1342 ECU is Faulted Occupant Classification Module CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new occupant classification module. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
B1342 ECU is Faulted RCM CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new RCM. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
B1342 ECU is Faulted SJB CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new SJB. REFER to Smart Junction Box (SJB) in this article. TEST the system for normal operation.
B1342 ECU is Faulted 4WD Control Module CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new 4WD control module. REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article. TEST the system for normal operation.
B1352 Ignition Key-In Circuit Failure Instrument Cluster REFER to WARNING DEVICES article.
B1359 Ignition Run/Acc Circuit Failure SJB REFER to STEERING COLUMN SWITCHES article.
B1363 Ignition Start Circuit Failure Instrument Cluster REFER to INSTRUMENT CLUSTER article.
B1398 Driver Power Window One Touch Window Relay Circuit Failure SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1400 Driver Power Window One Touch Window Relay Circuit Short to Battery SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1405 Driver Power Window Down Circuit Short to Battery SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1408 Driver Power Window Up Circuit Short to Battery SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1410 Driver Power Window Motor Circuit Failure SJB REFER to GLASS, FRAMES AND MECHANISMS article.
B1431 Wiper Brake/Run Relay Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1432 Wiper Brake/Run Relay Circuit Short to Battery SJB REFER to WIPERS AND WASHERS article.
B1434 Wiper Hi/Low Speed Relay Coil Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1436 Wiper Hi/Low Speed Relay Coil Circuit Short to Battery SJB REFER to WIPERS AND WASHERS article.
B1438 Wiper Mode Select Switch Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1446 Wiper Park Sense Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1458 Wiper Washer Pump Motor Relay Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1460 Wiper Washer Pump Motor Relay Coil Circuit Short to Battery SJB REFER to WIPERS AND WASHERS article.
B1466 Wiper Hi/Low Speed Not Switching SJB REFER to WIPERS AND WASHERS article.
B1470 Lamp Headlamp Input Circuit Failure SJB REFER to EXTERIOR LIGHTING article.
B1483 Brake Pedal Input Circuit Failure 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
B1485 Brake Pedal Input Short to Battery 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
B1485 Brake Pedal Input Short to Battery ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
B1522 Hood Switch Circuit Short to Ground SJB DISREGARD the DTC. It is not applicable for North American market.
B1555 Ignition Run/Start Circuit Failure 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
B1555 Ignition Run/Start Circuit Failure SJB REFER to STEERING COLUMN SWITCHES article.
B1569 Lamp Headlamp High-Beam Circuit Short to Battery SJB REFER to EXTERIOR LIGHTING article.
B1574 Door Ajar LR Circuit Short to Ground SJB REFER to INTERIOR LIGHTING article.
B1600 PATS Ignition Key Transponder Signal is Not Received Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1601 PATS Received Incorrect Key-Code From Ignition Key Transponder Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1602 PATS Received Invalid Format of Key-Code From Ignition Key Transponder Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1681 PATS Transceiver Module Signal is Not Received Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
B1688 Lamp Dome Input Circuit Short to Ground SJB REFER to INTERIOR LIGHTING article.
B1840 Wiper Front Power Circuit Failure SJB REFER to WIPERS AND WASHERS article.
B1871 Passenger Air Bag Disable Module Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B1884 PAD Warning Lamp Circuit Failure RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B1890 PAD Warning Lamp Circuit Short to Battery RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B1897 Horn Switch Circuit Failure SJB REFER to HORN article.
B2030 Front Fog Lamp Relay CKT Failure SJB REFER to EXTERIOR LIGHTING article.
B2143 NVM Memory Failure Instrument Cluster REFER to INSTRUMENT CLUSTER article.
B2143 NVM Memory Failure SJB CLEAR the DTCs. REPEAT the self-test. If DTC B2143 is retrieved again, INSTALL a new SJB. REFER to Smart Junction Box (SJB) in this article. TEST the system for normal operation.
B2179 Front Wiper Selector Switch "A" Short to Ground SJB REFER to WIPERS AND WASHERS article.
B2180 Front Wiper Selector Switch "B" Short to Ground SJB REFER to WIPERS AND WASHERS article.
B2181 Front Wiper Selector Switch "C" Short to Ground SJB REFER to WIPERS AND WASHERS article.
B2183 Front Wiper Selector Switch "H" Short to Ground SJB REFER to WIPERS AND WASHERS article.
B2184 Front Wiper Selector Switch "W" Short to Ground SJB REFER to WIPERS AND WASHERS article.
B2207 ECU ROM Checksum Error Instrument Cluster CLEAR the DTCs. REPEAT the self-test. If DTC B2207 is retrieved again, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER article. TEST the system for normal operation.
B2261 Park Lamp Switch Failure SJB REFER to EXTERIOR LIGHTING article.
B2276 Less Than 2 Transmitters Programmed SJB REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS article.
B2290 Occupant Classification System Fault Occupant Classification Module REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2290 Occupant Classification System Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2292 Restraint System - Seatbelt Pretensioner Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2293 Restraint System - Airbag Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2425 Remote Keyless Entry Out of Synchronization SJB REFER to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS article.
B2434 Drivers Seat Belt Buckle Switch Circuit Short to Ground RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2435 Drivers Seat Belt Buckle Switch Resistance Out of Range RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2438 Passengers Seat Belt Buckle Switch Circuit Short to Ground RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2439 Passengers Seat Belt Buckle Switch Resistance Out of Range RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2472 Fog Lamp Switch Failure SJB REFER to INTERIOR LIGHTING article.
B2477 Module Configuration Failure Instrument Cluster REFER to MODULE CONFIGURATION article.
B2477 Module Configuration Failure SJB REFER to MODULE CONFIGURATION article.
B2477 Module Configuration Failure RCM REFER to MODULE CONFIGURATION article.
B2512 Front Fog Lamp Relay CKT Short to Battery SJB REFER to EXTERIOR LIGHTING article.
B2607 Harness/Configuration Mismatch RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2675 Trip Reset Button Stuck Instrument Cluster CLEAR the DTCs. REPEAT the self-test. If DTC B2675 is retrieved again, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER article. TEST the system for normal operation.
B2691 Seat Belt Buckle Switch Circuit Fault, Front Driver's Side RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2692 Front Passenger's Seat Belt Buckle Switch Circuit Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2792 Cross Link Between Firing Loops RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
B2868 Left Front Tire Pressure Sensor Fault SJB This DTC is only present when a new SJB is installed, the SJB is flashed, or the SJB is reconfigured. REFER to WHEELS AND TIRES article to CARRY OUT the tire pressure monitoring system (TPMS) sensor training in order to CLEAR the DTC.
B2869 Right Front Tire Pressure Sensor Fault SJB This DTC is only present when a new SJB is installed, the SJB is flashed, or the SJB is reconfigured. REFER to WHEELS AND TIRES article to CARRY OUT the tire pressure monitoring system (TPMS) sensor training in order to CLEAR the DTC.
B2870 Right Rear Tire Pressure Sensor Fault SJB This DTC is only present when a new SJB is installed, the SJB is flashed, or the SJB is reconfigured. REFER to WHEELS AND TIRES article to CARRY OUT the tire pressure monitoring system (TPMS) sensor training in order to CLEAR the DTC.
B2871 Left Rear Tire Pressure Sensor Fault SJB This DTC is only present when a new SJB is installed, the SJB is flashed, or the SJB is reconfigured. REFER to WHEELS AND TIRES article to CARRY OUT the tire pressure monitoring system (TPMS) sensor training in order to CLEAR the DTC.
B2872 Tire Pressure Sensor Fault SJB REFER to WHEELS AND TIRES article.
B2885 Spare Tire Pressure Sensor Fault SJB REFER to WHEELS AND TIRES article.
B287A Tire Pressure System Fault SJB REFER to WHEELS AND TIRES article.
B2973 Daytime Running Lamp Output Shorted to Ground SJB REFER to EXTERIOR LIGHTING article.
C1095 ABS Hydraulic Pump Motor Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1096 ABS Hydraulic Pump Motor Circuit Open ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1126 Cruise Control Command Switch Assembly Circuit Failure SJB REFER to SPEED CONTROL article.
C1145 Speed Wheel Sensor RF Input Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1148 Speed Wheel Sensor RF Coherency Fault ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1155 Speed Wheel Sensor LF Input Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1158 Speed Wheel Sensor LF Coherency Fault ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1186 ABS Power Relay Output Open Circuit ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1187 Brake Fluid Level Sensor Input Open Circuit ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1194 ABS Outlet Valve Coil LF Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1198 ABS Inlet Valve Coil LF Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1210 ABS Outlet Valve Coil RF Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1214 ABS Inlet Valve Coil RF Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1221 Lamp ABS Warning Output Circuit Short to Ground Instrument Cluster REFER to INSTRUMENT CLUSTER article.
C1226 Lamp Brake Warning Output Circuit Short to Ground Instrument Cluster REFER to INSTRUMENT CLUSTER article.
C1229 Speed Wheel Sensor Rear Center Coherency Fault ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1230 Speed Wheel Sensor Rear Center Input Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1233 Speed Wheel LF Input Signal Missing ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1234 Speed Wheel RF Input Signal Missing ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1237 Speed Wheel Rear Input Signal Missing ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1246 ABS Outlet Valve Coil RR Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1254 ABS Inlet Valve Coil RR Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1266 ABS Valve Power Relay Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1414 Incorrect Module Design Level ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1414 Incorrect Module Design Level RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C1446 Brake Switch Circuit Failure SJB REFER to EXTERIOR LIGHTING article.
C1728 Transfer Case Unable to Transition Between 2H and 4H 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
C1729 Transfer Case Unable to Transition Between 4H and 4L 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
C1941 Zero Seat Weight Test Failure Occupant Classification Module REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C1946 Front Driver's Seat Track Position Switch Circuit Open RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C1947 Front Driver's Seat Track Position Switch Circuit Short to Ground RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C1948 Front Driver's Seat Track Position Switch Circuit Resistance Out of Range RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C1949 Accelerometer Sensor Circuit Open ABS Module CLEAR the DTCs. REPEAT the self-test. If DTC C1949 is retrieved again, INSTALL a new ABS module. REFER to VEHICLE DYNAMIC SYSTEMS article. TEST the system for normal operation.
C1950 Accelerometer Sensor Circuit Failure ABS Module REFER to VEHICLE DYNAMIC SYSTEMS article.
C1981 Front Driver's Seat Track Position Switch Circuit Fault RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
C2780 ECU in Manufacturer Sub-State SJB This DTC is only present when a new SJB is installed, the SJB is flashed, or the SJB is reconfigured. REFER to WHEELS AND TIRES article to CARRY OUT the tire pressure monitoring system (TPMS) sensor training in order to CLEAR the DTC.
C2784 RAM Checksum Failure Instrument Cluster CLEAR the DTCs. REPEAT the self-test. If DTC C2784 is retrieved again, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER article. TEST the system for normal operation.
P1260 Theft Detected, Vehicle Immobilized Powertrain Control Module (PCM) REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
P1707 Transfer Case Neutral or Park/Neutral Indication Circuit 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1812 4-Wheel Drive Mode Select Circuit Failure 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1815 4-Wheel Drive Mode Select Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1816 Transmission Neutral Safety Switch Circuit Failure 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1819 Transmission Neutral Safety Switch Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1849 Transfer Case Contact Plate A Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1853 Transfer Case Contact Plate B Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1857 Transfer Case Contact Plate C Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1861 Transfer Case Contact Plate D Short Circuit to Ground 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1867 Transfer Case Contact Plate General Circuit Failure 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
P1891 Transfer Case Contact Plate Ground Return Open Circuit 4WD Control Module REFER to FOUR WHEEL DRIVE (4WD) SYSTEMS article.
PXXXX All other DTCs PCM REFER to the Introduction - Gasoline Engines article.
U0002 High Speed CAN Communication Bus Performance Instrument Cluster REFER to MODULE COMMUNICATIONS NETWORK article.
U0100 Lost Communication With ECM/PCM 4WD Control Module REFER to MODULE COMMUNICATIONS NETWORK article.
U0100 Lost Communication With ECM/PCM Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
U0100 Lost Communication With ECM/PCM SJB REFER to MODULE COMMUNICATIONS NETWORK article.
U0102 Lost Communication with Transfer Case Control Module (4x4CM) Instrument Cluster REFER to INSTRUMENT CLUSTER article.
U0140 Lost Communication With Body Control Module (GEM) Instrument Cluster REFER to INSTRUMENT CLUSTER article.
U0151 Lost Communication With Restraints Control Module Instrument Cluster REFER to INSTRUMENT CLUSTER article.
U0155 Lost Communication With Instrument Panel Cluster (IC) Control Module SJB REFER to INSTRUMENT CLUSTER article.
U0300 Internal Control Module Software Incompatibility RCM REFER to SUPPLEMENTAL RESTRAINT SYSTEM article.
U1900 CAN Communication Bus Fault - Receive Error RCM REFER to MODULE COMMUNICATIONS NETWORK article.
U2023 Fault Received From External Node Instrument Cluster REFER to MODULE COMMUNICATIONS NETWORK article.
U2023 Fault Received From External Node 4WD Control Module REFER to MODULE COMMUNICATIONS NETWORK article.
U2023 Fault Received From External Node SJB RETRIEVE and FOLLOW non-network DTCs from other modules.
U2050 No Application Present 4WD Control Module REFER to MODULE CONFIGURATION article.
U2050 No Application Present Instrument Cluster REFER to MODULE CONFIGURATION article.
U2050 No Application Present Occupant Classification Module REFER to MODULE CONFIGURATION article.
U2050 No Application Present RCM REFER to MODULE CONFIGURATION article.
U2050 No Application Present SJB REFER to MODULE CONFIGURATION article.
U2051 One or More Calibration Files Missing/Corrupt Occupant Classification Module CONFIGURE the occupant classification module. REFER to MODULE CONFIGURATION article. CLEAR the DTCs. REPEAT the self-test. If DTC U2051 is retrieved again, INSTALL a new occupant classification module. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
U2051 One or More Calibration Files Missing/Corrupt RCM CONFIGURE the RCM. REFER to MODULE CONFIGURATION article. CLEAR the DTCs. REPEAT the self-test. If DTC U2050 is retrieved again, INSTALL a new RCM. REFER to SUPPLEMENTAL RESTRAINT SYSTEM article. TEST the system for normal operation.
U2472 Unexpected Ignition State Instrument Cluster REFER to INSTRUMENT CLUSTER article.
U2510 CAN - Invalid Data for Vehicle Security Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
U2511 CAN - Data Mis-Match (Receive Data Does Not Match Expected) Instrument Cluster REFER to ANTI-THEFT - PASSIVE ANTI-THEFT SYSTEM (PATS) article.
SMART JUNCTION BOX (SJB) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
B106E Solid State Driver Disabled Due to Short Circuit Go to Pinpoint Test A .
B106F Module Disabled Due to External Fault Go to Pinpoint Test A .
B2477 Module Configuration Failure CONFIGURE the SJB. REFER to MODULE CONFIGURATION article. CLEAR the DTCs. REPEAT self-test. If DTC B2477 is retrieved again, INSTALL a new SJB. REFER to Smart Junction Box (SJB) in this article. TEST the system for normal operation.
U0100 Lost Communication With ECM/PCM CLEAR the DTCs. CYCLE the key and wait for 10 seconds. REPEAT the self-test. If DTC U0100 is retrieved again, INSTALL a new PCM. REFER to ELECTRONIC ENGINE CONTROLS article. TEST the system for normal operation.
U0155 Lost Communication With Instrument Panel Cluster (IC) Control Module CLEAR the DTCs. CYCLE the key and wait for 10 seconds. REPEAT self-test. If DTC U0155 is retrieved again, INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER article. TEST the system for normal operation.
U2050 No Application Present CONFIGURE the SJB. REFER to MODULE CONFIGURATION article. CLEAR the DTCs. REPEAT self-test. If DTC U2050 is retrieved again, INSTALL a new SJB. REFER to Smart Junction Box (SJB) in this article. TEST the system for normal operation.
All other DTCs - REFER to Diagnostic Trouble Code (DTC) Chart in this article.
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