600SEL (140.057) V12-6.0L (120.980) (1993)
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Setting TDC Sensor
With the cylinder heads removed, attach a dial gauge holder to the crankcase and position dial gauge pin on the piston crown.
Checking/Setting TDC Sensor
1. Unscrew bolt (1), remove tensioning pulley (8) of poly-V belt.
2. Unscrew spark plugs at cylinder 1 and 7.
Checking/Setting TDC Sensor
