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Home >> Infiniti >> 2017 >> QX70 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 194 (Brake Control System (With VDC) (Diagnostic Trouble Codes (DTCS) C1101-C1111) (Hybrid)) >> DTC/Circuit Diagnosis >> DTC C1109: Power And Ground System >> DTC Description >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.
DTC Display Item
(Trouble diagnosis content)		 Malfunction detected condition
C1109 BATTERY VOLTAGE [ABNORMAL]
(Battery voltage [abnormal])		 When ignition power supply voltage is in following state.
  • Ignition power supply voltage: 10 V ≥ ignition power supply voltage.
  • Ignition power supply voltage: 16 V ≤ ignition power supply voltage.
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