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DTC U2005-68; Cm Communication Error (Vehicle Speed Signal): Notes

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location PCM communication error (vehicle speed signal)
Detection condition
  • SAS control module receives vehicle speed signal error from the PCM for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe Not applicable
Possible cause
  • PCM malfunction
  • SAS control module malfunction
System wiring diagram Not applicable