Data Communication System - Diagnostic Information And Procedures
- Diagnostic Information and Procedures
- Control Module U Code List
- DTC B1000: Electronic Control Unit
- DTC B1001: Option Configuration
- DTC B101D: Electronic Control Unit Hardware
- DTC B101E: Electronic Control Unit Software
- DTC C056D: Electronic Control Unit Hardware
- DTC C056E: Electronic Control Unit Software
- DTC P0601-P0606, P060A, P062F, or P262B: Control Module
- DTC U0020: Low Speed CAN Bus
- DTC U0028: MOST Bus
- 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
- Repair Verification
- DTC U0029: MOST Bus Performance
- DTC U0073 or U2100: Control Module Communication Bus A Off/CAN Bus Communication
- DTC U0074: Control Module Communication Bus B Off (Chassis Expansion Bus)
- 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 U0074: Control Module Communication Powertrain Expansion CAN Bus Off Malfunction (Powertrain Expansion Bus)
- DTC U0075: Control Module Communication Object Detection CAN Bus Off
- 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 U0077: Control Module Communication Chassis Expansion CAN Bus Off
- DTC U0078: Control Module Communication Low Speed CAN Bus Off
- DTC U0100 - U02FF: Control Module U Code List
- 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: Control Module U Code List
- DTC U0400 - U05FF: Control Module U Code List
- DTC U1500-U15FF: Control Module U Code List
- 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 U1814: Powertrain Wake-Up Communication Circuit
- DTC U1833: Lost Communication with Electronic Brake Control Module on Chassis Expansion CAN Bus
- 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 U184A: Lost Communication with Body Control Module on Low Speed CAN Bus
- 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 U18A2: Lost Communication with Fuel Pump Driver Control Module
- 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 U18A6: Lost Communication with Right Object Detection Control Module on Dedicated Bus 1
- 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
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC U18B9-U18BF: Primary/Secondary High Speed CAN Bus Subnet Configuration List
- DTC U2098: MOST Communication Enable Circuit
- DTC U2099: High Speed Communication Enable Circuit
- DTC U209E: Object Detection Control Module High Speed Communication Enable Circuit 1
- DTC U209F: Object Detection Control Module High Speed Communication Enable Circuit 2
- DTC U2616: Fuel Pump Driver Control Module Lost Communication with ECM
- 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 U2500-U25FF: Control Module U Code List
- Symptoms - Data Communications
- Scan Tool Does Not Power Up
- Scan Tool Does Not Communicate with Chassis High Speed GMLAN Device
- Scan Tool Does Not Communicate with High Speed GMLAN Device
- Scan Tool Does Not Communicate with Low Speed GMLAN Device
- Data Link References