M45 V8-4.5L (VK45DE) (2006)
-
Turn ignition switch ON (with engine stopped). With fuel pressure applied to fuel piping, check for fuel leakage at connection points.
-
Start engine. With engine speed increased, check again for fuel leakage at connection points.
^
Run engine to check for unusual noise and vibration.
NOTE: If hydraulic pressure inside timing chain tensioner drops after removal/installation, slack in guide may generate a pounding noise during
and just after engine start. However, this does not indicate an unusualness. Noise will stop after hydraulic pressure rises.
^
Warm up engine thoroughly to make sure there is no leakage of fuel, exhaust gases, or any oil/fluids including engine oil and engine coolant.
^
Bleed air from lines and hoses of applicable lines, such as in cooling system.
^
After cooling down engine, again check oil/fluid levels including engine oil and engine coolant. Refill to the specified level, if necessary.
Summary Of The Inspection Items