Toyota 4-Runner 1985 Repair Manual page 475

AUTOMATIC TRANSMISSION - Component Groups (Valve Body)
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18. REMOVE LOCATING PINS FOR THIRD-COAST VALVE
19. REMOVE PLUGS, THIRD-COAST VALVE AND 3-4 CON-
TROL VALVE
INSPECTION OF LOWER VALVE BODY
INSPECT VALVE SPRINGS
Check for damage, squareness, rust and distorted coils.
Measure the spring free height and replace if less than that
shown below.
Free length
mm (in.)
(1) Primary regulator valve (22R) 73.32
(2.8866)
Primary regulator valve (22R-E) 61.20
(2.4094)
(2) 1-2 shift valve 34.62 (1.3630)
(3) 3-4 shift valve 33.65 (1.3248)
(4) Oil cooler by-pass valve 33.32 (1.3118)
(5) Pressure relief valve 32.14
(1.2654)
(6) Damping check ball 20.00
(0.7874)