Preparation before servicing
- Verify initial learning implementation necessity for replacement parts.
Replacement part Initial learning necessity Control valve body replacement Necessary Oil pressure switch replacement Necessary Clutches(1) Necessary Automatic transaxle replacement Necessary ON/OFF solenoid replacement Unnecessary Coupler component replacement Unnecessary (1) Low clutch, high clutch, R-3-5 brake, 2-6 brake, and low and reverse brake - Apply the parking brake firmly, and set the wheel blocks for both the front and rear wheels.
- Inspect the ATF level. (See AUTOMATIC TRANSAXLE FLUID (ATF) INSPECTION [GW6A-EL, GW6AX-EL] .)
- Start the engine.
- Warm-up the engine and allow the ATF temperature to reach 60-110 °C {140-230 °F} .