Ignition System Circuit Diagram (1997 3.1L V6 Buick Century) Ignition System Circuit Diagram (1997 3.1L V6 Buick Century)

This simplified ignition system wiring diagram applies to the following vehicles:

  • 1997 3.1L V6 Buick Century.

This typical circuit diagram includes the following circuits:

  • Ignition coil packs.
  • 7X Crankshaft position (CKP) sensor (low resolution sensor).
  • 24X Crankshaft position (CKP) sensor (high resolution sensor).
  • Camshaft position (CMP) sensor.
  • Ignition control module (ICM) assembly.

You can find the CMP sensor and the 24X crankshaft position sensor tests here:

You can find the ignition coil and ignition module tests here:

IGNITION SYSTEM RELATED WIRING DIAGRAMS:

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