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4-Cylinder Ignition Timing Specifications

4-CYLINDER BASE IGNITION TIMING

Application &/or Calibration Code (1) (Degrees BTDC @ RPM)
1.9L CFI 10 @ 760-840
1.9L PFI 10 @ 900-1100
2.2L PFI
Non Turbo 6 @ 750
Turbo 9 @ 750
2.3L OHC
8-05A-R10 & 8-06A-R10 10 @ 770-830
All Others
Auto. Trans. 10 @ 790-850
Man. Trans. 10 @ 820-880
2.3L HSC PFI
Auto Trans. 15 @ 690-750
Man. Trans. 15 @ 820-880
2.3L HSC MA PFI (2)
9-25C-R10 & 9-26D-R10
Auto Trans. 15 @ 680-760
Man. Trans. 15 @ 810-890
All Others
Auto Trans. 15 @ 690-750
Man. Trans. 15 @ 820-880
2.5L CFI 10 @ 675-725
(1) With automatic transmission in Drive.
(2) MA engine is a High Output engine with Mass Airflow Meter.
4-CYLINDER COMPUTED IGNITION TIMING

Application (Degrees BTDC @ RPM)
1.9L MA PFI (1) 31-34 @ 950-1050
1.9L CFI 17-22 @ 820-900
2.3L OHC PFI 16-22 @ 850-900
2.3L HSC MA PFI (1) 3-14 @ 830-880
2.3L HSC PFI 17-19 @ 840-880
2.5L CFI 22-25 @ 820-850
(1) MA engine is a High Output engine with Mass Airflow Meter.