Jetta III L4-1.9L DSL Turbo (AAZ) (1993)
Water Pump: Service and Repair
Coolant Pump & Thermostat Removing and Installing
Note:
Refer to "Overview of Engine Side Components" for Location and the "Component View With Notes" sections during removal and
installation procedures.
Overview of Engine Side Components
1. 0-Ring
Always replace
2. 10 Mn (7 ft lb)
3. From expansion tank
4. Retaining clip
5. Engine Coolant Temperature (ECT) sensor -G62- or sensor for engine temperature -G27-
With Engine Coolant Temperature (ECT) sensor - G2-
6. Coolant hose
Engine code AHU: to EGR cooler
Engine codes AAZ, 1Z: to heater core
7. Not applicable for USA/Canada
8. From heater core
9. To expansion tank
10. Bracket
11. Coolant line
12. Oil cooler
Removing and Installing
13. From bottom of radiator
14. 20 Nm (15 ft lb) + 1/4 turn (90°)
Always replace
15. Bracket
For ribbed belts without tensioner
16. 30 Nm (22 ft lb)
17. V-Belt/Ribbed belt
Removing and installing See: Engine/Drive Belts, Mounts, Brackets and Accessories/Ribbed Belt/Service and Repair
Adjusting belt tension See: Engine/Drive Belts, Mounts, Brackets and Accessories/Ribbed Belt/Adjustments
18. Engine coolant pump
19. To top of radiator