LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2009 >> M35 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Body, Lock & Security System) >> Intelligent Key System/Engine Start Function >> DTC B2558: Shift Position >> Self-Diagnostic Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Self-Diagnostic Logic

WARNING: This page is about a different car, the 2008 Infiniti M45 and 2008 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.
SELF-DIAGNOSTIC LOGIC

DTC Self-diagnosis name DTC detecting condition Possible causes
B2558 SHIFT POSITION There is an input difference of A/T selector lever position input to Intelligent Key unit for 2 seconds or more
  • Harness and connector (Open in the circuit between the units)
  • A/T device (detent switch)
  • A/T assembly (control valve assembly)