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Home >> Infiniti >> 2017 >> Q50 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 428 (Security Control System (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> DTC B2603: Shift Position >> DTC Description >> DTC Detection Logic

DTC Detection Logic

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DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2603

SHIFT POSI STATUS

(Shift position status)

Diagnosis condition

Ignition switch ON

Signal (terminal)
  • P position signal
  • P/N position signal

Threshold

BCM detects the following status.

  • P/N position signal: approx. 0 V (Other than P/N position)
  • A/T shift selector (P position) signal: approx. 0 V (P position)

Diagnosis delay time

3 second or more
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