P0618 Code - Alternative Fuel Control Module KAM Error

What Does P0618 Mean?

OBD-II Code Engine may not start is defined as a Alternative Fuel Control Module KAM Error

The Alternative Fuel Control Module controls the engine's fuel supply and delivery. This module regularly runs a self-diagnosis function where it performs normal mathematical calculations, and if the results of these calculations are not as expected, code P0618.

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What are the common causes of P0618 ?

• Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)
• Rough running engine due to misfiring plugs. Many engines have misfire codes to indicate the cylinder effected, such as P0307 for number 7.
• A large vacuum leak would cause a massive amount of un-metered air to enter the intake manifold resulting in an overly lean mixture.

How do you troubleshoot P0618 ?

There are currently two main types of cylinder deactivation used today, depending on the type of engine. P0618 code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.

Searches related to P0618 Code - Alternative Fuel Control Module KAM Error

• P0618
• P0619