How to replace Throttle Body on Audi A4 & VW passat models?

The procedure to replace throttle body on Audi and VW car models is similar.


Throttle Body
REMOVAL & INSTALLATION Details are as follows:----

The throttle body is mounted on the intake manifold inlet downstream of the mixture control unit. The function of the throttle valve is to regulate airflow into the engine. The throttle valve is control by the throttle cable. The throttle valve does not control engine idle speed; that is accomplished by the idle stabilizer valve.

 

Fig. Exploded view of the throttle body

For component location identification and assistance with removal of this component, refer to the following appropriate exploded view illustration.

1. Upper intake manifold
First tighten to the lower intake manifold and then to both rear supports
2. Cable duct
3. Torque to 7 ft. lbs. (10 Nm)
4. Support
Located between intake manifold upper section and cylinder head
5. Torque to 18 ft. lbs. (25 Nm)
6. Vacuum line
7. Breather hose
Hose from EVAP canister purge regulator valve
8. Junction piece
9. Throttle valve control module
If replaced, initiate 'Basic Setting' function; requires scan tool. Follow designated procedures.
10. 8-pin connector for throttle valve control module
11. Gasket (always replace)
12. Accelerator pedal support bracket
13. Ground (GND) wires
14. Left rear support
Between upper intake manifold and cylinder head
With engine ground connection

See Intake Manifold procedures.

How to replace Intake Manifold in Audi and VW car models?

http://repairhelpcenter.blogspot.com/2011/11/how-to-replace-intake-manifold-in-audi.html

These details will help.

Thanks.

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html