Symptom | Possible Sources | Action |
Loss of oil | * Oil leaks on components that are either coated in oil or have always oil leaks on ancillary components. | * Look for evidence of oil leaks on components. Use an ultraviolet (UV) leak tester if oil leak is not evident. Install new gaskets or components as required. |
* Internal or external leak at the oil cooler. | * Check the coolant expansion tank for oil film on the coolant surface. Install a new oil cooler or oil cooler gasket. |
* Leak at the crankshaft front seal or incorrect front cover alignment. | * Install a new crankshaft front seal. * Align the front cover. |
* Leaks from oil carrying components or basic engine. | * Locate cracks in oil-carrying components of the basic engine by means of a UV leak test, and renew the relevant components or seals. |
Oil consumption | * Use of the wrong type of engine oil. | * Determine the last type of engine oil used (refer of the latest invoice of oil receipt) and compare with the specification. Change the engine oil. |
* Faulty positive crankcase ventilation system. - Hoses or ventilation or breather valves are blocked. This causes excessive pressure in the crankcase which causes more oil to enter the combustion chamber. - Crankcase ventilation oil separator is faulty and engine oil can enter the combustion chamber through the intake manifold. | * Check if the crankcase ventilation system is operating correctly and repair as necessary. REFER to: Engine Emission Control (303-08B Engine Emission Control - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), Diagnosis and Testing). |
* Turbocharger seals (only diesel engines). | * Install a new turbocharger. REFER to: Turbocharger - Vehicles With: Turbocharger Variable Vane Vacuum Actuator (303-04F Fuel Charging and Controls - Turbocharger - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Removal and Installation) / Turbocharger - Vehicles Built Up To: 07/2004, Vehicles With: Turbocharger Variable Vane Electric Actuator (303-04F Fuel Charging and Controls - Turbocharger - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Removal and Installation). |
* Damaged gaskets or mating surfaces. - Cylinder head gasket is damaged or mating face are warped. - Valve stem oil seals are worn and engine oil can enter the combustion chamber between the valve stem and the valve stem guide. | * Check the gaskets and mating surfaces for damage. - Remove the cylinder head. Check the mating faces, cylinder head gaskets and the evenness of the cylinder head and engine block mating faces. - Install new valve seals. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Valve Seals (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Valve Seals (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Valve Seals (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), In-vehicle Repair). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Valve Seals (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), In-vehicle Repair). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel - REFER to: Valve Seals (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
* Piston ring or cylinder liner wear. | * Install new components as necessary. |
* Damaged cylinder liners or excessive clearance of engine components. - Pistons - Piston rings (clearance in groove and end gap) - Cylinder liners | * Check the running surfaces and clearances of the individual engine components, and renew if necessary. Renew the cylinder block if necessary. - Pistons - Piston rings - Cylinder liners |
Coolant consumption | * Cooling system components. | * REFER to: Engine Cooling (303-03 Engine Cooling, Diagnosis and Testing). |
* Exhaust gas recirculation (EGR) cooler (only diesel engine). | * Install a new EGR cooler. |
* Oil cooler. | * Install a new oil cooler. |
* Damaged gaskets or warped mating faces. | * Check the cylinder head gasket for damage. Check the cylinder head for flatness. |
* Cracks or fractures in engine components surrounded by coolant, such as cylinder liners and cylinder head combustion chamber. | * Determine the damaged engine component and install a new component. |
Engine will not crank | * Battery or cables. | * Check the battery, bracket and cables. REFER to: Battery (414-01 Battery, Mounting and Cables, Diagnosis and Testing). |
* Starter motor or cables. | * Check the starting system. REFER to: Starting System (303-06 Starting System, Diagnosis and Testing). |
Engine cranks but will not start | * Fuel tank is empty. | * Check the fuel level. |
* Water in fuel (only diesel engine). | * Drain the water from the fuel system. REFER to: Fuel System - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel (310-00 Fuel System - General Information, Diagnosis and Testing). |
* Fuel filter blocked. | * Install a new fuel filter. |
* Engine intake air system. | * Check the intake air system. REFER to: Intake Air Distribution and Filtering (303-12 Intake Air Distribution and Filtering, Diagnosis and Testing). |
* Glow plug faulty. | * Check the glow plugs. Install new glow plugs as necessary. REFER to: (303-07D Glow Plug System - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel) Glow Plugs (Removal and Installation), Glow Plugs - Vehicles Built Up To: 06/2003, Vehicles With: Common Rail Fuel Injection (Removal and Installation), Glow Plugs - Vehicles Built From: 06/2003, Vehicles With: Common Rail Fuel Injection (Removal and Installation). |
* Engine management system. | * Check the engine management system. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 2.5L Duratec-VE (VE6)/ Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel - REFER to: Electronic Engine Controls (303-14D Electronic Engine Controls - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Diagnosis and Testing). |
* Ignition system (petrol engines only). | * Check the ignition system. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Engine Ignition (303-07A Engine Ignition - 1.8L Duratec-SCi (MI4), Diagnosis and Testing). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Engine Ignition (303-07C Engine Ignition - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 2.5L Duratec-VE (VE6)/ Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine Ignition (303-07C Engine Ignition - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). |
* Incorrect valve timing. | * Check and adjust the valve timing. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
* Broken or damaged timing chain or sprocket. | * Check the timing chain and sprockets. Install new components as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
Very poor power output or fuel consumption too high or engine running rough | * Fuel system. | * Check the fuel system. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Fuel Charging and Controls (303-04A Fuel Charging and Controls - 1.8L Duratec-SCi (MI4), Diagnosis and Testing). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Fuel Charging and Controls (303-04B Fuel Charging and Controls - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), Diagnosis and Testing). Engine - 2.5L Duratec-VE (VE6) - REFER to: Fuel Charging and Controls (303-04C Fuel Charging and Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Fuel Charging and Controls (303-04D Fuel Charging and Controls - 2.0L Duratorq-Di/TDDi (Puma) Diesel, Diagnosis and Testing). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel - REFER to: Fuel Charging and Controls (303-04E Fuel Charging and Controls - 2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Diagnosis and Testing). |
* Engine intake air system. | * Check the intake air system. REFER to: Intake Air Distribution and Filtering (303-12 Intake Air Distribution and Filtering, Diagnosis and Testing). |
* Exhaust system blocked. | * Check the exhaust system. |
* Engine management system. | * Check the engine management system. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 2.5L Duratec-VE (VE6)/ Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Electronic Engine Controls (303-14C Electronic Engine Controls - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel - REFER to: Electronic Engine Controls (303-14D Electronic Engine Controls - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Diagnosis and Testing). |
* Fault in ignition system (petrol engines only). | * Check the ignition system. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Engine Ignition (303-07A Engine Ignition - 1.8L Duratec-SCi (MI4), Diagnosis and Testing). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Engine Ignition (303-07C Engine Ignition - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). Engine - 2.5L Duratec-VE (VE6)/ Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine Ignition (303-07C Engine Ignition - 2.5L Duratec-VE (VE6)/3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Diagnosis and Testing). |
* Turbocharger (only diesel engine). | * Check the turbocharger. REFER to: Turbocharger - Vehicles With: Turbocharger Variable Vane Vacuum Actuator (303-04F Fuel Charging and Controls - Turbocharger - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Removal and Installation) / Turbocharger - Vehicles Built Up To: 07/2004, Vehicles With: Turbocharger Variable Vane Electric Actuator (303-04F Fuel Charging and Controls - Turbocharger - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Removal and Installation). |
* Incorrect valve timing. Timing chain or timing sprocket damaged. | * Check and adjust valve timing. Install new components as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
Noisy running | * Engine auxiliary components loose or damaged. | * Check engine auxiliary components for damage or looseness. Check and adjust valve timing. Install new components as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
Noisy running, misfiring, backfiring or knocking | * Incorrect fuel | * Determine which type of fuel was the last put in the tank (note the country specific fuel specifications). |
* Water in fuel or fuel contaminated. | * Check the fuel system for water or other contamination. |
* Valve timing incorrect, timing chain or timing sprocket damaged. | * Check and adjust valve timing. Install new components as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
Noisy running or valve train noise | * Valve clearance too large due to faulty valve tappets or valve rocker arms. | * Install new hydraulic valve tappets. Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
* Timing chain damaged. | * Install a new timing chain. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
* Timing chain incorrectly tensioned. | * Check the timing chain tension. Install a new tensioner, as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
* Timing chain guides worn of damaged. | * Check the timing chain guides. Install new guides as necessary. Engine - 1.8L Duratec-SCi (MI4) - REFER to: Timing Chain (303-01A Engine - 1.8L Duratec-SCi (MI4), In-vehicle Repair). Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4) - REFER to: Timing Chain (303-01B Engine - 1.8L Duratec-HE (MI4)/2.0L Duratec-HE (MI4), In-vehicle Repair). Engine - 2.5L Duratec-VE (VE6) - REFER to: Engine (303-01C Engine - 2.5L Duratec-VE (VE6), Disassembly). Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6) - REFER to: Engine (303-01D Engine - 3.0L Duratec-SE (VE6)/3.0L Duratec-ST (VE6), Disassembly). Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Camshafts (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, In-vehicle Repair). |
Noisy running or engine block | * Engine components - Pistons - Piston rings - Connecting rod large end, main bearing or thrust bearing journals - Connecting rods bent or damaged. | * Check the engine components for wear or damage. Make sure all components are within specification. Install new components as necessary. Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel REFER to: Engine (303-01E Engine - 2.0L Duratorq-Di/TDDi (Puma) Diesel/2.0L Duratorq-TDCi (Puma) Diesel/2.2L Duratorq-TDCi (Puma) Diesel, Disassembly). |