DTC Detection Logic
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
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DTC
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CONSULT Display
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DTC Detection Condition
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Possible cause
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B242B
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SENSOR POWER FAILURE
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When the power supply voltage to the motion activated back door control unit detects an over current.
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- Harness or connector (power supply circuit)
- Motion activated back door control unit
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