LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Porsche >> 1987 >> 944 Base, Standard >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - 4-CYL >> Adjustments >> Ignition Timing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ignition Timing

All 924-S and 944 models use Digital Motor Electronics (DME). With this system ignition timing is controlled electronically and no timing adjustment is necessary.

IGNITION TIMING (DEGREES BTDC @ RPM) (1)

Application Timing RPM Setting
944-S 800-880 7-13° BTDC
924-S, 944 & 944 Turbo (2) 850-950 2-8° BTDC
(1) No adjustment necessary.
(2) Idle on 924-S is 800-880 RPM.