2.0L - DTCS U0109 To U02A9

• DTC Troubleshooting
  • U0109-Lost Communication With Fuel Pump Control Module
    • Known Issues - FPCM System
    • FPCM System Operation
    • Functional Description- Fuel Pump Control Module (FPCM) And Fuel Pump
    • Functional Description - Powertrain Control Module (Pcm)
    • Technical Data-Fuel System Pressure Specifications
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview-Fuel Pump Control Module
    • Preliminary Diagnostic Checks
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - Communication And FPCM Internal Faults (P1205, P120A, U0109, U016C)
    • Powertrain Verification Test
  • U0121-Lost Communication With Abs
    • Theory Of Operation-Braking Systems
    • Component Functional Description - 4 Wire Brake Pedal Position Sensor
    • Component Functional Description - Hydraulic Control Unit (HCU) Assembly
    • Component Functional Description - Wheel Speed Sensors
    • Component Functional Description - Steering Angle Sensor
    • Component Functional Description - Anti-Lock Brake System Control Module (Abs)
    • Technical Data-Braking System Messages
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - Non-EBOOSTER Brake System - Pcm
    • Diagnostic Test-Wheel Speed Sensor Faults
  • U0128-Lost Communication With Park Brake Control Module
  • U0129-Lost Communication With Brake System Control Module 1
    • Theory Of Operation-Braking Systems
    • Component Functional Description - 4 Wire Brake Pedal Position Sensor
    • Component Functional Description - Hydraulic Control Unit (HCU) Assembly
    • Component Functional Description - Wheel Speed Sensors
    • Component Functional Description - Steering Angle Sensor
    • Component Functional Description - Anti-Lock Brake System Control Module (Abs)
    • Technical Data-Braking System Messages
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Overview
    • Check For An Active Or Intermittent Condition
    • Diagnostic Test - Non-EBOOSTER Brake System - Pcm
    • Diagnostic Test-Wheel Speed Sensor Faults
  • U012D-Lost Communication With Alternator Control Module
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test
  • U0140-Lost Communication With Body Control Module
  • U0151-Lost Communication With Occupant Restraint Controller
  • U0155-Lost Communication With Cluster/CCN
  • U0168-Lost Communication With Vehicle Security Control Module
  • U017E-Lost Communication With SEATBELT Sensor 1
  • U02A9-Lost Communication With Charge Air Cooler Coolant Pump
    • When Monitored
    • Set Condition
    • Default Action
    • Possible Causes
    • Diagnostic Test