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Home >> Mercedes Benz >> 2008 >> GL320 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Engine Timing - 164 Chassis) >> Testing & Repair >> Check basic position of camshafts - AR05.20-P-6010 >> Check basic position of camshafts - AR05.20-P-6010AMG (ML63 AMG) >> Inspect basic position of camshaft - AR05.20-P-6010-01AMG

Inspect basic position of camshaft - AR05.20-P-6010-01AMG

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Shown on the right cylinder head 

Fig 1: Identifying Retainer And Straightedge
G04958280Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Turn engine at crankshaft in direction of engine rotation to a 40° crank angle after ignition TDC.

    IMPORTANT The 40° marking on the belt pulley must be aligned with the positioning edge on the timing case cover.

  2. Fix camshaft with straightedge to the rear side. The retaining device must allow itself to pushed over the camshaft afterwards.