on a 2001 simply turn with hand counter clockwise.
Bottom left side of engine looking at from front. Remove passenger front tire. Is located under cowling but can be removed without taking cowling off.
Located behind the A/C Compressor. You will need to remove the P/S Pump, A/C Compressor then the bracket that holds them both.
Remove dash,centre console,heater box and you'll find it in there
Remove the back seat and it should be acessible from within the car.
You can't see it until you remove the dash and centre console,then remove heater box and you'll find it in there
Run the car without the fuel pump fuse until it stops.
The oil pump is located behind the harmonic balancer, it has the oil filter attached to it and it is quite a major job to remove.
jack up the car front end removed the tires remove the lower control arm
you take out the two strews on the side, then the strew in the area of the window button pry off the panel
Remove the radio(carefully). The code is on the back Wow, real theft detterent
On a 1999 Leganza it's under the passenger door sill. Remove the plastic sill and it's under the carpet.
Remove the water from the cooling system. Remove the water hose from the heater core. Remove the heater core retaining bolts. Reverse the process to install the new heater core.