Gasoline engines 2.5 l car Mazda CX-5 (KE)

Technical data

Checking engine parameters
See the similar section of the chapter « The mechanical part of the gasoline engine 2.0 l ».

Cylinder compression check
See the similar section of the chapter " The mechanical part of the gasoline engine 2.0 l ".

Attachment drive belts
See the similar section of the chapter « The mechanical part of the gasoline engine 2.0 l ».

Removal of the gas distribution mechanism drive chain
1. Oil dipstick. 2. Cylinder head cover. 3. Oil spray pipe. 4. Spark plugs. 5. Water pump pulley. 6. Crankshaft pulley bolt. 7. Crankshaft pulley. 8. Electric drive of...

Installing the timing chain
1. Key. 2. Oil pump drive sprocket. 3. Oil pump drive chain damper. 4. Oil pump driven sprocket. 5. Oil pump drive chain. 6. Balance shaft sprocket. 7. Oil pump chain...

Hydraulic camshaft adjuster
Checking the hydraulic camshaft adjuster Attention. A hot engine can cause burns. Before starting work, turn off the engine and wait until it cools down. Do not...

Checking the electric camshaft adjuster motor
Attention. A hot engine can cause burns. Before starting work, turn off the engine and wait until it cools down. Do not disassemble the electric camshaft adjuster...

Checking the electrical phase shifter
Attention. A hot engine can cause burns. Before starting work, turn off the engine and wait until it cools down. Do not disassemble the electric phase shifter as it is a...

Removal and installation of a head of the block of cylinders
Attention. If the camshaft is rotated after the timing chain has been removed, when the piston is at top dead center, the valves may hit the piston crown, causing engine...

Removing the cylinder head
1. Electric and hydraulic phase shifters. 2. Oil control valve (OCV). 3. Camshaft covers. 4. Camshafts. 5. OCV valve oil filter. 6. Rocker arms. 7. Hydraulic...

Installing the cylinder head
1. Cylinder head gasket. 2. Cylinder head. Z. Inlet pipe of the cooling system. 4. Hydraulic compensators. 5. Rocker arms. 6. OCV valve oil filter. 7. Camshafts. 8....

Cylinder head assembly
1. Lower valve spring seat. 2. Oil cap. 3. Valve. 4. Valve spring. 5. Valve plate. 6. Valve crackers. 7. Removal of the cooling system. 8. Thermostat. 9. Thermostat...

Checking the cylinder head of the gas distribution mechanism
1. Check the surfaces of the cylinder head for cracks and other defects using a fluorescent liquid and an ultraviolet lamp. If defects are found, replace the cylinder...

Checking / repairing the valve seat of the gas distribution mechanism
1. Measure the width of the contact surface of the valve and the valve seat using a valve lapping compound. If the measured value is not correct (1.37-1.84mm), bore the...

Checking the valves and valve guides of the gas distribution mechanism
1. Use a vernier caliper to measure the thickness of the valve head collar. If the measured value is less than normal, replace the valve with a new one. Note: Valve head...

Checking valve springs
Attention. The valve springs for the intake and exhaust valves are different. Therefore, before measuring the length of the springs in the free state, it is necessary to...

Checking the camshafts
1. Install the camshaft on the V-blocks with journals #1 and #5. 2. Measure the camshaft runout with a dial gauge. If the measured value is out of range (0.030 mm),...

Checking the cylinder head bolts
Measure the length of each bolt. If the measured value exceeds the limit, replace the bolt with a new one. Note: Standard connecting rod bolt length: 145.2-145.8mm. The...

Replacing valve guides
1. Use a drift to knock out the valve guide from the combustion chamber side. 2. Apply clean engine oil to the new valve guide. 3. Using a drift, drive in a new valve...

Possible malfunctions of hydraulic gap compensators
Note: * period of time for which oil flows to the hydraulic lifters; this value includes a tolerance for the ambient temperature and the type of oil used.

Replacing the front crankshaft oil seal
Attention. A hot engine can cause burns. Before starting work, turn off the engine and wait until it cools down. 1. Remove front protective tray #2. 2. Remove mudguard....

Replacement of a back epiploon of a cranked shaft
1. Rear crankshaft oil seal Note: : replace the part with a new one after each removal. : use a special tool or attachments. : apply oil. 1. Remove the gearbox from the...

Disassembly of the cylinder block and connecting rod piston group
Attention. Do not disassemble the oil pump, water pump and balance block as they are precision units. 1. Knock sensor. 2. Oil separator. 3. Dual-mass flywheel mounting...

Assembly of the cylinder block and connecting rod and piston group
1. Cylinder block. 2. Oil nozzles. 3. Thrust half rings. 4. Top liners of radical bearings. 5. Impulse disk. 6. Crankshaft. 7. Lower shells of main bearings. 8. The...

Checking the block of cylinders
1. Using a straightedge and a set of flat feeler gauges, measure the deformation of the cylinder block surface in six directions as shown in the figure. If the measured...

Checking the oil nozzles of the cylinder block
Apply compressed air to the oil nozzle valve and check that air is expelled through valve B. If no air comes out, replace the oil valve with a new one. If air passes...

Checking the cylinder block pistons
Attention. If the piston is replaced with a new one, replace the piston, piston pin and circlips in one set. 1. Using a micrometer, measure the outer diameter of the...

Check of piston rings of the block of cylinders
1. Using a piston, press the piston ring into the cylinder 43.9 mm from the top edge of the cylinder block. 2. Using a set of flat feeler gauges, measure the clearance...

Checking the piston pins of the cylinder block
Attention. If it is necessary to replace the piston or piston pin, replace the piston, piston pin and circlips in one set. 1. Using a micrometer, measure the outer...

Checking the piston with connecting rod assembly of the cylinder block
Check for freedom of movement as shown in the figure. Verify that the connecting rod end falls under its own weight without resistance. If the connecting rod oscillates...

Checking the connecting rods of the cylinder block
1. Check the bending and torsion of the connecting rod using a special tool. If the measured values exceed the limit value, replace the connecting rod with a new one....

Check of backlashes of a rod of the block of cylinders
1. Using a set of flat feeler gauges, measure the backlash of the bottom end of the connecting rod. If the measured value exceeds the limit value, replace the connecting...

Checking the crankshaft of the cylinder block
1. Using a dial gauge, measure the crankshaft end play. If the measured value exceeds the limit, replace the crankshaft or mill the thrust side of the crankshaft and use...

Checking the connecting rod bolts
Measure the length of each bolt. If the measured value exceeds the limit, replace the bolt with a new one. Note: Standard crank bolt length: 43.7-44.3mm. Maximum...

Special tools and fixtures

This section is available on: russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian

More sections on repairs of other Mazda models
• Power unit: Petrol engines Mazda Familia 6 (1989-1994)
• Power unit: Gasoline engine Mazda Capella 3 and 4 (1982-1992)
• Power unit: Petrol engine 1.3 l Mazda 121 (3) (1996-2003)

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CX-5KE (2012-2017)