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Home >> Jeep >> 1997 >> Cherokee 2WD L6-4.0L VIN S >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Ignition System >> System Specifications >> Ignition Timing
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Ignition Timing

Base Ignition Timing IS NOT Adjustable. Do not attempt to adjust by turning distributor. Ignition timing and spark advance are controlled by PCM.

NOTE: The distributor must be indexed correctly for proper control of ignition spark and timing. SEE Service And Repair.