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Home >> Mazda >> 2023 >> CX-5 S Select >> Repair and Diagnosis >> Transmission >> Automatic Trans >> On-Board Diagnostic - AWD System >> DTC U0402-68: Error Signal Received From Transaxle [AWD Control Module] >> Notes
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DTC U0402-68: Error Signal Received From Transaxle [AWD Control Module]: Notes

DTC U0402:68 (AWD CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

DTC U0402:68 Error signal received from transaxle
DETECTION CONDITION  
  • The AWD control module received error signals from the transaxle for 5 s or more with the ignition switched ON (engine off or on).
FAIL-SAFE FUNCTION  
  • AWD operates by the specified data.
POSSIBLE CAUSE  
  • The transaxle could not send a normal signal temporarily. (DTCs are stored in the TCM.)
  • Transaxle malfunction
  • AWD control module malfunction
SYSTEM WIRING DIAGRAM Not applicable