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Terminals and Reference Value for Steering Lock Unit

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.
TERMINALS AND REFERENCE VALUE CHART

Terminal No. Wire color Item Signal Input/Output Condition Voltage (V) (Approx.)
Push-button ignition switch position Operation or conditions
1 GR PDU signal Input LOCK Press push-button ignition switch with Intelligent Key inside vehicle 0 → Battery voltage → 0
(Battery voltage is detected when pressing the push-button ignition switch)
3 O Condition signal-1 Output LOCK Steering lock: Lock 0
ACC Steering lock: Unlock Battery voltage
ON Battery voltage
4 P/B Intelligent Key unit signal Input/Output LOCK Steering lock: Lock Battery voltage
ACC Steering lock: Unlock 0
ON 0
5 B Ground - - - 0
6 B Ground - - - 0
7 LG Power source Input LOCK - Battery voltage
8 L/Y Condition signal-2 Output LOCK Steering lock: Lock Battery voltage
ACC Steering lock: Unlock 0
ON 0