940 L4-2.3L SOHC VIN 88 B230F (1992)
Test commutator for arcing to ground.
K10 Commutator
Brush path should be smooth and free from dirt and oil. Machine commutator if burnt or out-of-round:
Min. diameter = 42.5 mm (1.673 in).
Max. radial throw = 0.05 mm (0.002 in).
K11 Undercutting
