Tercel Sedan 2-Door L4-1456cc 1.5L SOHC (3E-E) (1991)
(b) Using a soft-faced hammer, carefully tap off the oil pump.
(c) Remove the oil pump body and the 0-ring.
PRESSURE REGULATOR INSPECTION
1. DISASSEMBLE PRESSURE REGULATOR VALVE
(a) Using snap ring pliers. remove the snap ring.
(b) Remove the retainer. spring and pressure regulator valve piston.
2. INSPECT PRESSURE REGULATOR VALVE
Coat the valve piston with engine oil and check that it falls smoothly into the valve hole by its own weight. If necessary, replace the valve.
3. ASSEMBLE PRESSURE REGULATOR VALVE
(a) Insert the pressure regulator valve piston, spring and retainer.
(b) Using snap ring pliers, install the snap ring.
OIL PUMP INSPECTION
1. INSPECT BODY CLEARANCE
Using a thickness gauge, measure the clearance between the driven rotor and pump body.
Standard clearance: 0.10 -0.16 mm (0.0039 - 0.0063 in.)
Maximum clearance: 0.20 mm (0.0079 in.)
If the clearance is greater than maximum, replace the oil pump rotor set and/or pump body.