FixVault

DTC U0315-00: DSC HU/Control Module Error: Notes

DTC U0315:00 PCM (SKYACTIV-G 2.5 - WITH CYLINDER DEACTIVATION) DETECTION CONDITION AND POSSIBLE CAUSE

DTC U0315:00 DSC HU/Control Module Error
DETECTION CONDITION
  • When any of the following conditions is met:
    • CAN communication line malfunction between DSC HU/Control Module and PCM
      • DSC HU/Control Module internal malfunction

Diagnostic support note
  • This is a continuous monitor (other).
  • The check engine light does not illuminate.
  • FREEZE FRAME DATA is not available.
  • Snapshot data is available.
  • DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION
  • Not applicable
POSSIBLE CAUSE
  • CAN drive error (DSC HU/Control Module or PCM)
  • CAN communication line malfunction between DSC HU/Control Module and PCM
    • DSC HU/Control Module terminal AF-PCM terminal 2S
      • DSC HU/Control Module terminal AC-PCM terminal 2T
  • DSC HU/Control Module connector or terminals malfunction
  • PCM connector or terminals malfunction
  • DSC HU/Control Module malfunction
  • PCM malfunction
G12187911