Toyota 4-Runner 1985 Repair Manual page 439

AUTOMATIC TRANSMISSION - Component Groups (Oil Pump)
AT-37
INSPECTION OF OIL PUMP
1. CHECK BODY CLEARANCE OF DRIVEN GEAR
Push the driven gear to one side of the body. Using a feel-
er gauge, measure the clearance.
Standard body clearance:
0.07 - 0.15
mm
(0.0028 - 0.0059
in.)
Maximum body clearance: 0.3 mm (0.012 in.)
2. CHECK TIP CLEARANCE OF BOTH GEARS
Measure between the gear teeth and the cresent-shaped
part of the pump body.
Standard tip clearance:
Maximum tip clearance:
0.11 - 0.14
mm
(0.0043 - 0.0055
in.)
0.3 mm (0.012 in.)
3. CHECK SIDE CLEARANCE OF BOTH GEARS
Using a steel straightedge and a feeler gauge, measure the
side clearance of both gears.
Standard side clearance: 0.02 - 0.05 mm
(0.0008 - 0.0020 in.)
Maximum side clearance: 0.1 mm (0.004 in.)
4.
INSPECT FRONT OIL SEAL
Check for wear, damage or cracks
If necessary, replace the oil seal as follows.
(a) Pry off the oil seal with a screwdriver.
(b) Using SST and a hammer, install a new oil seal.
The seal end should be flush with outer edge of pump
body.
SST 09350-20013