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Home >> Isuzu >> 2008 >> Ascender LS, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Engine Control System & Fuel System - 4.2L - DTC P0366 T0 DTC P2544) >> DTC P0366 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, inspect the CMP sensor for correct installation.
    • If the sensor is loose, inspect the sensor and the O-ring for damage, replace as necessary.
  2. Inspect the engine for the following conditions:
    • The engine oil for debris
    • The camshaft reluctor wheel for damage
    • The timing chain, tensioner, and sprockets for wear or damage
    • If debris is found in the engine oil, inspect the internal engine components to determine the cause. Repair or replace any worn or damaged components. Refer to Camshafts Cleaning and Inspection .
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