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DTC U0402:68 Error Signal Received From TCM: Notes

DTC U0402:68 (INSTRUMENT CLUSTER) DETECTION CONDITION AND POSSIBLE CAUSE

Description Error signal received from TCM
Detection condition
  • Instrument cluster received the error signals from the TCM for 1s or more with the ignition switched ON (engine off or on).
Fail-safe function Not applicable
Possible cause
  • The TCM could not send a normal signal temporarily. (DTCs are stored in the TCM.)
  • TCM malfunction
  • Instrument cluster malfunction
System wiring diagram Not applicable