Impreza WRX STI F4-2.5L DOHC Turbo (2007)
Water Pump: Service and Repair
Water Pump
Removal
1. Remove the radiator.
2. Remove the V-belts.
3. Remove the timing belt.
4. Remove the automatic belt tension adjuster (A).
5. Remove the belt idler (B).
6. Remove the belt idler No. 2 (C).