S 55 AMG (220.173) V8-5.5L (113.982) (2001)
2.
Insert ignition key into ignition lock.
3.
Turn ignition key to second position.
4.
Press the WIS program switch (S16/1052), to both the "W" and the "S" position, while watching the instrument cluster display (A1p12, Figure 2)
window. The display (A1p12, Figure 2) must indicate the position as selected by the WIS program switch (S16/10s2).
5.
If the display does not indicate the proper "W" or "S" position, the ETC control module (N15/3) must be replaced.
6.
Prior to replacing the ETC control module (N15/3) as necessary, review WIS document:
AR27.19-P-17191 and Figure 3 below.
7.
Perform function test (see step 4 above) of the WIS program switch (S16/10s2) (88, Figure 1), to ensure proper function before returning vehicle
back to the customer.
Parts Information
In Case of Warranty