4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997)
2. Check forward clutch piston.
a. Check that the check ball is free by shaking the piston.
b. Check that the valve does not leak by applying low- pressure compressed air.
3.
Check forward clutch drum bushing.
Using a dial indicator, measure the inside diameter of the forward clutch drum bushing.
Maximum inside diameter: 24.08 mm (0.9480 in.)
If the inside diameter is greater than the maximum, replace the forward clutch drum.
FORWARD CLUTCH ASSEMBLY
1. Install oil seal rings.
a. Coat the 3 oil seal rings with ATF.
b. Install the 3 oil seal rings to the forward clutch drum groove, then snug them down by squeezing their ends together.
NOTICE: Do not spread the ring ends more than necessary.
HINT: After installing the oil seal rings, check that they rotate smoothly.
2. Install new o-ring to forward clutch drum.
Coat a new O-ring with ATF and install it on the forward clutch drum.
3. Install forward clutch piston.
a. Coat new O-rings with ATF and install them on the forward clutch piston with a screwdriver.
