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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 2364 (Engine Control System - DTCS P0455 To P1421) >> DTC P0506 ISC System >> On Board Diagnosis Logic
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On Board Diagnosis Logic

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTING CONDITION POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0506
0506
Idle speed control system RPM lower than expected The idle speed is less than the target idle speed by 100 rpm or more.
  • Electric throttle control actuator
  • Intake air leak