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Home >> Infiniti >> 2013 >> QX56 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 304 (Brake Control System (Except CROSSCABRIOLET)) >> DTC/Circuit Diagnosis >> DTC C1140: Actuator Relay System >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2013 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.
DTC Display item Malfunction detected condition Possible cause
C1140 ACTUATOR RLY When the control unit detects a malfunction in the actuator relay system.
  • Harness or connector
  • ABS actuator and electric unit (control unit)