volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

After-Run Coolant Pump|Specifications|Page 2017 > < After-Run Coolant Pump|Specifications|Page 2015
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After-Run Coolant Pump: Testing and Inspection

LEGEND

1

Thermostat Housing

2

Bolt

3

Thermostat

4

Connection

5

Bolt

6

O-ring

7

Connection

8

Plug
Or

8

A/C Cut-Out Thermal Switch And Third Speed Fan Control Thermal Switch

9

After-Run Coolant Fan Control Thermal Switch With Engine Coolant Temperature Sensor.

10

Engine Coolant Temperature Sensor

11

Retaining Clip

 
NOTE:  During testing procedures, refer to the component location illustration above and component notes below.

COMPONENT NOTES

Bolt (2)
-

Tighten to: 10 Nm (7 ft. lbs.). 

Thermostat (3)
-

Checking, submerge thermostat in heated water and observe as follows:
-

Opening begins at approx: 80°C (176°F).

-

Opening ends at approx: 105°C (221°F).

-

Opening stroke, minimum: 7 mm (0.2800 inches) 

Bolt (5)
-

Tighten to: 10 Nm (7 ft. lbs.). 

O-ring (6)
-

Always replace.

Plug (8)
-

For models without A/C.

After-Run Coolant Pump|Specifications|Page 2017 > < After-Run Coolant Pump|Specifications|Page 2015