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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R Spec V >> Repair and Diagnosis >> External Pages >> Different car >> Section 192 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0506: Idle Speed Control System Rpm Lower Than Expected >> DTC Confirmation Test

DTC Confirmation Test

WARNING: This page is about a different car, the 2003 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If a DTC confirmation test has been previously performed, turn ignition off and wait at least 10 seconds before performing next DTC confirmation test. If the target idle speed is out of the specified value, perform IDLE AIR VOLUME LEARNING  under PROGRAMMING. Ensure battery voltage is more than 11 volts with ignition on. Always perform the test at a temperature above 14°F (-10°C).
  1. Open engine hood.
  2. Start engine and warm to normal operating temperature.
  3. Turn ignition off and wait at least 10 seconds.
  4. Turn ignition on and select DATA MONITOR mode with scan tool.
  5. Start engine and run it for at least one minute at idle.
  6. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  . If 1st trip DTC is not detected, system is okay at this time.
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