Impreza Brighton Coupe AWD F4-2.2L SOHC (1997)
4) Measure the extension of rod beyond the body. If it is not within specifications, replace with a new one.
Rod extension: H 6.0 ± 0.5 mm (0.236 ± 0.020 inch)
Belt Tension Pulley
1) Check mating surfaces of timing belt and contact point of adjuster rod for abnormal wear or scratches. Replace belt tension pulley if faulty.
2) Check belt tension pulley for smooth rotation. Replace if noise or excessive play is noted.
3) Check belt tension pulley for grease leakage.
Belt Idler
1) Check belt idler for smooth rotation. Replace if noise or excessive play is noted.
2) Check outer contacting surfaces of idler pulley for abnormal wear and scratches.
3) Check bell idler for grease leakage.
Camshaft And Crankshaft Sprocket
1) Check sprocket teeth for abnormal wear and scratches.
2) Make sure there is no free play between sprocket and key.
3) Check crankshaft sprocket notch for sensor for damage and contamination of foreign matter.
INSTALLATION
Camshaft And Crankshaft Sprocket