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Ignition Timing

  1. Turn lights and all accessories off. Place transmission in Neutral. Run engine at idle speed until normal operating temperature is reached. Stop engine and connect tachometer and timing light. Start engine and run at curb idle speed.
    Fig 1: Ignition Timing Mark Locations
    G46024Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  2. On models with dual diaphragm-type distributors, disconnect and plug both hoses. Check timing with electric cooling fan disconnected, (if equipped). Adjust ignition timing by loosening distributor hold down nut and rotating distributor. Unplug and reconnect hoses on models with dual diaphragm distributor. Reconnect electric cooling fan, (if equipped).
IGNITION TIMING (DEGREES BTDC @ RPM)

Application (1) Auto. Trans. (1) Man. Trans.
Mirage
1.5L 5@750 5@700
1.6L Turbo 10@700 10@700
Starion 10@850 10@850
Cordia & Tredia
2.0L 5@700 5@700
1.8L Turbo 10@700 10@700
Galant (2) 8@750 (2) 8@750
Montero 7@800 7@750
Mitsubishi Pickup
2.0L 5@750 5@750
2.6L 7@800 7@750
(1) Specifications for ignition timing is plus or minus 2 degrees, curb idle speed is plus or minus 100 RPM.
(2) Specification has been updated per Mitsubishi Technical Service Bulletin STB-86-00-001 .
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