DTC Detection Logic
WARNING: This page is about a different car, the 2010 Infiniti G37. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC CHART
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| B2553 | IGNITION RELAY | BCM detects a difference of signal for 2 seconds or more between the following items.
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