Data Communication System
- Specifications
- Schematic Wiring Diagrams
- Data Communication Wiring Schematics
- Low Speed Bus - JX200 (1 of 3)
- Low Speed Bus - JX200 (2 of 3)
- Low Speed Bus - JX200 (3 of 3) and JX300
- High Speed Bus (1 of 2)
- High Speed Bus (2 of 2)
- Linear Interconnect Network (LIN) Bus
- Serial Data Communication Enable and Wake-up Circuits
- High Speed Bus - HP2 (1 of 2)
- High Speed Bus - HP2 (2 of 2)
- Powertrain Expansion Bus (HP2)
- Serial Data Gateway Module (HP2)
- Body Control System Wiring Schematics
- Data Communication Wiring Schematics
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Control Module U Code List
- DTC B1000: Electronic Control Unit
- DTC B1001: Option Configuration Error
- DTC B101D: ECU Hardware (HP2 Air Conditioning Control Module)
- DTC B101D: ECU Hardware (except HP2 A/C Control Module)
- DTC B101E: Electronic Control Unit Software
- DTC B137A: Hybrid Accessory Wake Up Circuit
- DTC B137B: Accessory Power Module Wake Up Circuit
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C0550: ECU Malfunction
- DTC C056D: Electronic Control Unit Hardware
- DTC C056E: Electronic Control Unit Software
- DTC C126C, C126D, C12E3, or U180F: Control Module Communication Bus B
- DTC U0020: Low Speed CAN Communication Bus
- DTC U0073 or U2100: ECU HS or LS Bus/Controller Area Network (CAN) Bus
- DTC U0074: Control Module Communication Bus B
- DTC U0077: Control Module Communication Bus "E"
- DTC U0100 - U02FF: Module Error (with HP2)
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U0100 - U02FF: Control Module Error (without HP2)
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U0300 - U0336: Internal Control Module Software/Software Incompatibility with Control Module
- DTC U1500, U1511, U1512, or U1513: Inter-Device Dedicated Bus 1/Electronic Control Unit Checksum Failure
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U180F: Control Module Communication Bus B
- DTC U1812: Battery Energy Control Module Bus B
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1813: Battery Energy Control Module Bus B
- DTC U1814: Powertrain High Speed Communication Enable Circuit
- DTC U1815: Lost Communication With Drive Motor Control Module "A" on Bus "B"
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1816: Lost Communication With Drive Motor Control Module "B" on Bus "B"
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1817: Lost Communication With Hybrid Powertrain Control Module on Bus "B"
- DTC U1818: Lost Communication With ECM/PCM A on Bus B
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1820: Lost Communication with Brake System Control Module on Bus B
- DTC U1821: Lost Communication With DC to DC Converter Control Module A on Bus B
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1826: Lost Communication With Multi-Axis Acceleration Sensor Module on Bus "B"
- DTC U1829: Lost Communication with Gateway A on Bus B
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U182A: Lost Communication With Accessory Power Module
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U1842: Lost Communication With ECM/PCM
- DTC U1843: Lost Communication With ECM/PCM
- DTC U1862: Battery Energy Control Module Lost Communication with Serial Data Gateway Module
- DTC U1866: Battery Energy Control Module Lost Communication With Body Control Module
- DTC U186A: Battery Energy Control Module Lost Communication With Body Control Module
- DTC U186B: Lost Communication With TCM
- DTC U1875: Drive Motor A Control Module Lost Communication With Battery Energy Control Module
- DTC U1876: Drive Motor Control Module A Lost Communication With Engine Control Module (ECM)
- DTC U1878: Drive Motor B Control Module Lost Communication With Battery Energy Control Module
- DTC U1879: Drive Motor Control Module B Lost Communication With Engine Control Module (ECM)
- DTC U1885: Battery Energy Control Module Lost Communication With Hybrid Powertrain Control Module
- DTC U1886: Battery Energy Control Module Lost Communication With Engine Control Module (ECM)/Powertrain Control Module (PCM)
- DTC U1888: Lost Communication with Battery Pack
- DTC U189A: DC to DC Converter Control Module A Lost Communication With Hybrid Powertrain Control Module
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U2099: High Speed Communication Enable Circuit
- DTC U209A: High Speed Communication Enable Circuit Low
- Diagnostic Instructions
- DTC Descriptor
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U209D: Battery Energy Control Module High Speed Communication Enable Circuit High
- DTC U2103: Fewer Controllers On Than Programmed
- DTC U2105-U2199: Lost Communication With Yaw Rate Sensor (YRS)
- Symptoms - Data Communications
- Scan Tool Does Not Power Up
- Scan Tool Does Not Communicate with High Speed GMLAN Device
- Scan Tool Does Not Communicate with Low Speed GMLAN Device
- Scan Tool Does Not Communicate with Powertrain High Speed GMLAN Device
- Data Link References
- Repair Instructions
- Description and Operation