Engine Overhaul — Specifications General information Engine displacement Four-cylinder 2AZ-FE - 2.36 l V6 1MZ FE - 3.0L V6 3MZ-FE - 3.3 l Compression pressure in the engine cylinders Four-cylinder engine - 14 kg / cm 2 V6 - 15 kg/cm 2 Minimum...
Engine overhaul — general information This part of Chapter 2 includes general information and a description of the diagnostic test procedures to determine the general condition of the engine. You will find a wide range of information here - from tips for...
Oil pressure check 1. Low engine oil pressure may be a sign that the engine needs an overhaul. The low oil pressure indicator lamp is not used to check the lubrication system. It only comes on when the oil pressure is dangerously low....
Cylinder compression check 1. Compression welding can give a lot of information about the mechanical condition of the elements located in the upper zone of the engine (pistons, piston rings, valves, cylinder head gaskets). In particular, you can...
Diagnostic checks using a vacuum gauge The vacuum gauge provides easily accessible but valuable information about what is going on in the engine. You can check for worn piston rings or cylinder bores, leaking cylinder head or intake manifold gaskets,...
Engine recovery options The self-repair car owner faces a choice when buying a remanufactured engine. The main factors are cost, warranty, availability of spare parts, and the time required for repair technicians to complete the job. The...
Engine Removal — Technique and Precautions If you decide that the engine should be removed for a major overhaul or just a major overhaul, you need to perform some preliminary operations. Before starting work, carefully read all the removal and installation...
Engine — removal and installation Note. Removing the engine on these cars is a harder job, especially for a home mechanic working from home. Due to the design of the vehicle, the manufacturer prescribes to remove the engine assembly with the gearbox (in...
Engine disassembly sequence 1. It is much easier to disassemble the engine and work with it if it is installed on a mobile engine assembly / disassembly stand. Often such a stand can be taken at a tool rental point. Before mounting on the stand,...
Pistons and connecting rods — removal Note. Before removing the pistons and connecting rods, remove the cylinder head, oil pan and upper (aluminum) oil pan section (see chapter 2A or 2B ). In addition, on four-cylinder engines, remove the balancer shafts (...
Pistons and connecting rods — installation 25. Before installing pistons assembled with connecting rods, carefully clean the cylinder walls, make sure that there is a chamfer on the upper edge of each cylinder and that the crankshaft is in its original place....
Crankshaft — removal Note. The crankshaft can only be removed after the engine has been removed from the vehicle. It is assumed that the faceplate, crankshaft pulley, timing belt/chain, oil pan, oil pump, oil filter, and piston/rod assembly...
Crankshaft — Installation 7. Installing the crankshaft is the first step in assembling the engine. At this point, it is considered that the cylinder block and crankshaft are cleaned, inspected and repaired. 8. Position the cylinder block with...
Engine Assembly Sequence 1. Before reassembly, check that all required new gaskets and seals are available, as well as items such as: general locksmith tools, torque wrench with ½ inch socket, fresh engine oil sealant, compound for locking...
First start-up and run-in after repair Attention! When starting the engine for the first time after repair, have a fire extinguisher handy. 1. After installing the engine on the vehicle, check the engine oil and coolant levels. 2. Remove the spark plugs from...
Analysis of the condition of the engine bearing shells Foreign inclusions Babbitt insert with inclusions of products of mechanical running. Microsection with inclusions Microsection with grooves. Copper-plated liner with grooves made by cast iron particles Aluminum insert...
General terms for engine overhaul B Runout - An indicator of uneven rotation of the shaft. Side clearance - The clearance between two elements. Usually refers to a gear train and reflects how much one gear can move relative to the other with which it is...