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Home >> Pontiac >> 2008 >> G8 GT >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.0L - DTC P0336 To DTC P250A >> DTC P0336 >> Circuit/System Testing

Circuit/System Testing

IMPORTANT: You must perform Circuit/System Verification  before proceeding with Circuit/System Testing.
  1. Ignition OFF, inspect the CKP sensor for looseness and correct installation.
    • If the CKP sensor is loose, inspect the sensor and the O-ring for damage, replace as necessary.
  2. Inspect the engine for the following conditions:
    • Engine oil for debris and contamination
    • Crankshaft reluctor wheel for damage
    • The timing chain, tensioner, and sprockets for wear or damage