Car Fix DIY Videos

This is a detailed video showing exactly how to replace the thermostat on a 2007 Audi A4 1.8 turbo B7. The video gives torque specs and part numbers and tips on how to get the job done from start to finish.

0:00 Intro
1:11 Location of thermostat
1:39 Summary of what needs to be removed to access thermostat
2:30 How to drain coolant
4:36 Replace coolant temperature sensor
5:20 Loosen belt tensioner and remove belt
7:14 take off throttle body
8:46 How to remove upper radiator coolant pipe
9:33 Remove alternator
10:07 Remove lower coolant pipe to thermostat
10:88 Remove upper coolant pipe to thermostat
11:37 Remove bracket for metal coolant pipe to thermostat
11:58 Remove old thermostat
12:55 Remove J plug…if you can
14:10 Part number of new FEBI thermostat
15:29 Reinstall new thermostat+torque specs
16:18 Reinstall Alternator with +torque specs
17:00 Reinstall throttle body with +torque specs
17:23 Lubricate and reattach upper radiator coolant pipe
17:43 Re-attach alternator belt
17:56 Refill and bleed coolant system
19:12 Re-sync key after reconnecting battery
21:06 Clear fault codes generated by disconnecting battery
21.30 Check that hot air is coming from heater blowers and then test drive up steep hills with heaters off and verify no overheating

SUMMARY OF PROCESS

To do this job, you will need to:
1. Disconnect battery
2. Drain coolant
3. Disconnect upper coolant hose
4. Take off throttle body
5. Remove serpentine belt
6. Take out alternator
7. Loosen metal coolant line bracket
8. Remove and replace thermostat and possibly J plug
9. Bleed cooling system
10. Re-attach battery and sync key
11. Clear fault codes
12. Test for leaks and check coolant levels the next day