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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 362 (Engine Controls Self-Diagnostics) >> Diagnostic Tests >> DTC P0336: Crankshaft Position Sensor Circuit Performance >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers in the diagnostic procedures.

  1. 4 -  If sent here from DTC P0327 proceed with DTC P0336 diagnostic even if P0336 has not failed this ignition.
  2. 8 -  The 24X RPM on the scan tool should change each time the Medium Resolution Engine Speed Signal circuit is touched.

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