2. Connect a stroboscope.
3. Start the engine.
4. Check that the ignition timing increases with increasing speed.
5. The ignition timing should increase gradually.
6. If not, check weights, springs and centrifugal plate
12.7a Distributor elements of Cordia and Tredia 2.0L models (1984 and 1985), Galant (1985 and 1986), Colt, Lancer, Miraqe 1.5L (1985-1988) and Precis (1987-1989)
1. Air vent bushing; 2. Lid; 3. Coal; 4. Rotor; 5. Wiring harness; 6. Wire "masses"; 7. Igniter; 8. Pin; 9. Signal rotor; 10. Centrifugal regulator plate; 11. Vacuum corrector (with two diaphragms); 12. Vacuum corrector (with one diaphragm); 13. Rotor axis; 14. Mounting springs; 15. Springs of the centrifugal regulator; 16. Centrifugal regulator weights; 17. Distributor axis; 18. Oil seal; 19. Seal; 20. Body; 21. O-ring; 22. Washer; 23. Driven gear; 24. Pin
12.7b Distributor elements of Cordia and Tredia 2.0L models (1986-1988)
1. Lid; 2. Rotor; 3. Casing signal generator; 4. Receiving coil; 5. Centrifugal regulator plate; 6. Igniter; 7. Igniter cover; 8. Vacuum corrector; 9. Seal; 10. Signal rotor axis; 11. cap; 12. Springs of the centrifugal regulator; 13. Centrifugal governor weights
12.7v Distributor elements for Cordia and Tredia 1.8L Turbo models (1986-1988) and Colt, Lancer, Mirage 1.6L (1986-1988)
1. Air vent bushing; 2. Lid; 3. Coal; 4. Rotor; 5. Casing; 6. O-ring; 7. Split retaining ring; 8. Vacuum corrector; 9. Screw; 10. Screw; 11. Signal rotor; 12. Screw; 13. Receiving coil; 14. Stator; 15. Rotor axis; 16. Pin; 17. Mounting springs; 18. Springs of the centrifugal regulator; 19. Centrifugal regulator weights; 20. Pin; 21. Driven gear; 22. O-ring; 23. Axis; 24. Oil seal; 25. Body
12.7g Cordia and Tredia 1.8L Turbo Distributor Elements (1984-1985) and Colt, Lancer, Miracie 1.6 LM9851
1. Air vent bushing; 2. Lid; 3. Coal; 4. Rotor; 5. Springs of the centrifugal regulator; 6. Centrifugal regulator plate; 7. Centrifugal regulator weights; 8. The base of the centrifugal regulator; 9. Signal rotor; 10. Receiving coil; 11. Igniter; 12. Breaker; 13. Plate; 14. Washer; 15. Axis; 16. Bearing; 17. Oil seal; 18. Body; 19. O-ring; 20. Pin; 21. Driven gear; 22. Vacuum corrector
7. Replace defective items (12.7a, 12.7b, 12.7c and 12.7d).