LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Plymouth >> 1990 >> Voyager Base, 3.0 3 >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Specifications >> Timing Specifications >> Electronic Spark Advance Check
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Electronic Spark Advance Check

NOTE: Always refer to Emissions Control Label in engine compartment before attempting servicing. If manual and label differ, always use emission label specifications.
ELECTRONIC SPARK ADVANCE (Degrees BTDC @ RPM)

Application Manual Transmission Automatic Transmission
2.5L Non-Turbo 17-25 @ 2000 17-25 @ 2000
2.5L Turbo 21-29 @ 2000 26-34 @ 2000
3.0L N/A 34-42 @ 2000
3.3L (1)
Federal N/A 24-32 @ 2000
California N/A 33-41 @ 2000
3.9L, 5.2L & 5.9L N/A N/A
(1) Ignition timing is not adjustable.