Mercedes Benz ML W164 ML420 CDI - Facts and Figures

General Value
Chassis W164
Model ML420 CDI
Engine 3996cc
Engine Code -
Fuel Type Petrol
Production 2005 - 2009
Predecessor W163
Successor W166
Performance Value
Power 306bhp
Torque 700Nm
Acceleration 6.8 (s)
Top Speed 139 MPH
MPG City 26.6 MPG
MPG Motorway 38.0 MPG
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W164 ML420 CDI Review

We want to find out opinions of W164 ML420 CDI Owners. Do the figures above match your ML420 CDI figures? Have you had any problems during ownership? Is it your Daily Driver? Would you recommened this type of ML?

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ML W164 ML420 CDI Problems, Faults and Recalls

  • R/2003/060 - Possible Loss Of Power Assisted Steering Fluid - An oversize hose clamp may allow a gradual loss of Power Assisted Steering Fluid over a period of time.
  • R/2008/147 - Engine Emergency Shut Off On Board Diagnosis Or Tank/speedo Signal May Be Affected - Possibility of transfer of incorrect control unit software which could affect engine shut off control in an emergency situation or the on board diagnosis system or tank/speedometer signal
  • R/2008/149 - Engine Could Lose Power. - The electrical connection in the interior of the crankshaft sensor's chip housing may be interrupted which may result in loss of power and the inability to restart engine
  • R/2009/031 - Automatic Liftgate May Open Inadvertently - Automatic liftgate may open inadvertently due to moisture entry into the control unit from water leaks in the area of the rear lamps.