1. INSPECT WATER PUMP ASSY

(a) Visually check the drain hole for coolant leakage.
(b) Turn the pulley, and check that the water pump bearing moves smoothly and noiselessly.
If the bearing moves roughly or noisily, replace the water pump assy.
(c) Visually check the air holes for coolant leakage.
If leakage is found, replace the water pump assy.
if engine coolant has leaked onto the timing belt, replace the timing belt.
Replacement
Thermostat (3MZ-FE)Engine immobilizer system
REGISTRATION
1. DESCRIPTION OF CODE REGISTRATION
(a) When adding master keys and sub-keys (additional registration).
Register the key code (immobilizer code) in the transponder key
ECU.
Target ECU
See step
Transponder key ECU
3
(b) When r ...