Protege ES L4-1839cc 1.8L DOHC (1997)
3rd and 4th Gear (7, 2)
1. Measure the clearance between the shaft gears and the gears.
2. Inspect the synchronizer cones for wear.
3. Inspect the gear teeth for damage, wear, and cracks.
Synchronizer Ring (3, 6)
1. Inspect individual synchronizer ring teeth for damage, wear, and cracks.
2. Inspect tapered surface for wear or cracks.
NOTE: Set the synchronizer ring squarely in the gear; then measure around the circumference.