Side clearance
WARNING: This page is about a different car, the 2004 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
Using straightedge (5) and thickness gauge (4), measure side clearance. If clearance exceeds its limit, replace oil pump assembly.
Oil pump side clearance
Limit: 0.11 mm (0.0043 in.)
Courtesy of SUZUKI OF AMERICA CORP.