Auxiliary air device - removal and refitting

K-Jetronic system Removal
1 Disconnect the battery earth lead.

2 Disconnect the wiring multi-plug and the two air hoses from the device which is located beneath the cold start valve (see illustration).

10.2 K-Jetronic system auxiliary air device connections
10.2 K-Jetronic system auxiliary air device connections

A Throttle housing hose B Cold start valve hose
C Wiring multi-plug

3 Undo the two Torx type retaining bolts using a Torx key or socket bit and lift the unit away (see illustration).

10.3 K-Jetronic system auxiliary air device retaining bolt locations
10.3 K-Jetronic system auxiliary air device retaining bolt locations

Refitting 4 Refitting is a reversal of removal.

KE-Jetronic system
Removal
5 Apply the handbrake, jack up the front of the car and support it on axle stands (see “Jacking and Vehicle Support”).

6 Disconnect the battery negative lead.

7 Disconnect the auxiliary air device wiring multi-plug and the two air hoses.

8 Undo the two Torx type retaining bolts using a Torx key or socket bit and remove the unit from under the inlet manifold (see illustration).

10.8 KE-Jetronic system auxiliary air device retaining bolts
10.8 KE-Jetronic system auxiliary air device retaining bolts

Refitting 9 Refitting is a reversal of removal.

    See also:

    Throttle Position Sensor (TPS) - removal and refitting
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    Manifolds, exhaust and emission control systems
    All models utilise a light alloy inlet manifold which on carburettor models is coolant heated to improve the atomisation of the fuel/air mixture. The exhaust manifold is of cast iron construction ...