Water Pump: Testing and Inspection

Circulation Pump:

WIRING DIAGRAM

Circulation Pump: Component Location:

COMPONENT LOCATION VIEW

Circulation Pump: Component ID:

COMPONENT ID
22A Main fuse box behind the glove box cover flap.
231 Distribution terminal (+54 circuit) in main fuse box behind the glove box.
453 Circulation pump beside the battery tray

DESCRIPTION OF OPERATION
Cars with a V6 engine are fitted with a coolant circulation pump. The pump starts when the ignition switch is turned to the Drive position. Current is supplied to the pump from distribution terminal 231 via fuse 5.

FAULT DIAGNOSIS HINTS
1. Check the voltage on distribution terminal 231.
2. Check fuse 5.
3. Check the relevant wiring harness connections, connectors and grounding points.