Celica 2WD L4-2.0L (3S-FE) (1988)
1. REMOVE LOWER VALVE BODY PLATE AND GASKETS
2. REMOVE COOLER BY-PASS VALVE AND SPRING
3. REMOVE PRESSURE RELIEF VALVE AND SPRING
4. REMOVE THE FOUR CHECK BALLS
5. REMOVE PRIMARY REGULATOR VALVE
a. Remove the retainer with a magnetic finger.