Auxiliary Coolant Pump
| ITEM | DESCRIPTION |
|---|---|
| 1 | Electric connector |
| 2 | Hose connection - Auxiliary coolant pump inlet |
| 3 | Hose connection - Auxiliary coolant pump outlet |
The auxiliary coolant pump is an electric pump attached on a bracket, at the front right of the engine.
When the engine is turned OFF the auxiliary coolant pump provides engine coolant flow to prevent engine coolant boiling in the turbocharger and in the integrated exhaust manifold.
The auxiliary coolant pump has a 3 pin connector:
- Power supply receive from a fused output from the Engine Junction Box (EJB).
- Connect to the Powertrain Control Module (PCM).
- Connect to the Ground.