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Home >> Infiniti >> 2017 >> QX30 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (5 Of 5) >> DTC/Circuit Diagnosis >> DTC P2505: ECM Power Supply >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No. CONSULT screen terms DTC detecting condition
(Trouble diagnosis content) Malfunction type
P2505 00 ECM/PCM power input signal
(ECM/PCM power input signal)
NO SUBTYPE INFORMATION The power supply at the input of the control unit 'combustion engine' has an electrical malfunction.
13 CIRCUIT OPEN The power supply at the input of the control unit 'combustion engine' has an electrical malfunction. There is an open circuit.
16 CIRC VOLT BELOW THRESHOLD The power supply at the input of the control unit 'combustion engine' has an electrical malfunction. The limit value for electrical voltage has not been attained.
17 CIRC VOLT ABOVE THRESHOLD The power supply at the input of the control unit 'combustion engine' has an electrical malfunction. The limit value for electrical voltage has been exceeded.
1C CIRC VOLTAGE OUT OF RANGE The power supply at the input of the control unit 'combustion engine' has an electrical malfunction. The voltage value is outside the permissible range.