E 320 4MATIC Wagon (210.282) V6-3.2L (112.941) (1998)
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Remove idler pulley bolt (arrow, Figure 8) and idler pulley (A).
Installation Note:
When reinstalling, torque bolt (A) to 68 Nm.
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Remove engine belt from alternator pulley (do not remove belt from vehicle) refer to WIS: Group 13.22
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Model 203 4Matic/211 4Matic only: Unclip heater hose (A, Figure 9) from mounting clip (arrow).
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Disconnect circuit 61 harness connector (arrow, Figure 10) from regulator.
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Raise vehicle on vehicle lift then remove lower (center) engine cover.
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Remove circuit 30 terminal cover (A, Figure 10).