COOLING(H4DO) > Water Pump
REMOVAL
1. WATER PUMP PULLEY
1. Disconnect the ground cable from battery. NOTE">
2. Remove the V-belt covers.

3. Remove the V-belts. V-belt > REMOVAL">
4. Remove the radiator main fan & fan motor assembly. Radiator Main Fan and Fan Motor > REMOVAL">
5. Lift up the vehicle.
6. Remove the under cover. Front Under Cover > REMOVAL">
7. Remove the water pump pulley using the ST.
| ST1 18355AA000 | PULLEY WRENCH |
| ST2 18334AA030 | PULLEY WRENCH PIN SET |

2. WATER PUMP
1. Drain engine coolant. Engine Coolant > REPLACEMENT">
2. Remove the water pump pulley. Water Pump > REMOVAL">
3. Remove the front exhaust pipe. Front Exhaust Pipe > REMOVAL">
4. Remove the water pump from the oil pan upper.

Inspection
InstallationDtc p0453 evap system (cpc) pressure sensor/switch circuit high
ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P0453 EVAP SYSTEM (CPC) PRESSURE SENSOR/SWITCH CIRCUIT HIGHDTC detecting condition:Immediately at fault recognitionCAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mod ...
System operation
Operating conditions
The BSD/RCTA system in the Subaru Ascent functions only when specific operating
requirements are satisfied. These conditions ensure accurate detection and reliable
system performance.
The ignition switch of the Subaru Ascent is in the "ON" position.
The BSD/ ...
Removal
MANUAL TRANSMISSION AND DIFFERENTIAL(5MT) > Transfer Drive GearREMOVAL1. Remove the manual transmission assembly from the vehicle. Manual Transmission Assembly > REMOVAL">2. Remove the back-up light switch and the neutral position switch. Switches and Harness > REMOVAL">3. ...