Timing Chain & Sprockets: Removal
WARNING: This page is about a different car, the 2002 Mazda B3000 and 2001 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
Disconnect negative battery cable. Remove timing chain cover. See TIMING CHAIN COVER . Position No. 1 piston on TDC of compression stroke. See Figure. Check alignment of camshaft and crankshaft sprocket timing marks. Check timing chain deflection. See INSPECTION . Remove camshaft sprocket retaining bolt and washer. Slide sprockets and timing chain forward and remove as an assembly.
CAUTION:
DO NOT replace camshaft sprocket retaining bolt with standard bolt. Original camshaft bolt has a drilled oil passage.