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== 19499/P3043/012355 - Fuel Pump: Mechanical Malfunction == ==== Possible Symptoms ==== * Malfunction Indicator Light (MIL) ON * Power Loss * Engine Stalling/Hard Starting ==== Possible Causes ==== * In Tank Fuel Pump failure * Restriction in Fuel Delivery System * Fuel Pump Control Module (on systems with J538-Fuel Pump Control Module) ==== Possible Solutions ==== * Check Fuel Pump ** Check Mechanical Pressure and Volume ** Refer to proper workshop manual for correct testing procedures * Check J538-Fuel Pump Control Module ==== Special Notes ==== * TPI 2017024 has details about checking J538 software version. * J538-Fuel Pump Control Module is on top or near the in tank Fuel Pump [[Category:Fault Codes]]

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