2.6.2. Check of loss of pressure in the engine (engines of 1,4-1,6 l)

NOTE Before procedure of check warm up the engine to working temperature (oil temperature – 80 °C).

Open a cowl

The components removed at dismantle of the air filter: 1–bolt of fastening of the bottom rubber support; 2–plait of wires of the sensor of a mass consumption of air; 3–line of ventilation of a fuel tank; 4–hose of ventilation of the engine; 5–air inlet hose; 6–inlet pipe

Remove the case of the air filter.

Disconnect a plait of wires of the sensor of a mass consumption of air.

Disconnect the line of ventilation of a fuel tank.

Disconnect a hose of ventilation of the engine from an air inlet hose.

Having removed a collar, disconnect an air inlet hose from a throttle branch pipe.

Having removed a collar, disconnect the case of the air filter.

Unscrew a bolt of fastening of the bottom rubber support and disconnect it.

Disconnect an inlet pipe.

Remove a plait of wires of the module of ignition.

Uncover the ignition module a cover of a head of the block of cylinders in the arrow direction.

Unscrew two bolts of fastening.

The components removed at dismantle of the module of ignition: 1–cover of the module of ignition; 2–special tool; 3–plait of wires of the module of ignition; 4–ignition module; 5–fastening bolts; 6–cover of a head of the block of cylinders

Separate the ignition module from spark plugs by means of the KM special tool 6009 2.

Disconnect sockets of the sensor of a cam-shaft, the film sensor of a mass consumption of air, the sensor of pressure of oil and the sensor of temperature of cooling liquid.

Disconnect conducting from a cover of a head of the block of cylinders.

Take away it back.

The components removed at dismantle of sensors of a cam-shaft: 1–socket of the sensor of a cam-shaft; 2–socket of the sensor of a mass consumption of air; 3–socket of the sensor of pressure of oil; 4–the socket of the sensor of temperature of cooling liquid; 5–conducting

Remove two collars and disconnect engine hoses from a cover of a head of the block of cylinders.

Disconnect the socket of a plait of wires of the module of ignition.

Uncover the ignition module a cover of a head of the block of cylinders in the arrow direction.

Unscrew two bolts of fastening.

Separate the ignition module from spark plugs by means of the KM special tool 6009 3.

Remove from a head of the block of cylinders.

Unscrew 13 bolts of fastening.

Remove the remains of laying and clear condensed surfaces.

Remove spark plugs by means of the special KM-194-E tool.

The components removed at dismantle of a cover of a head of the block of cylinders: 1–cover of the module of ignition; 2–engine hoses; 3–plait of wires of the module of ignition; 4–socket of a plait of wires of the module of ignition; 5–ignition module; 6–fastening bolts; 7–special tool

The components removed at dismantle of a cover of a head of the block of cylinders: 1–right mudguard of the engine; 2–fastening bolts; 3–rivets

ATTENTION Open a cover accurately and slowly. There is a risk of receiving burns.

Unscrew a cover of a broad tank of cooling liquid.

Take out oil щуп.

Lift the car.

Unscrew 4 bolts of fastening and remove the right mudguard of the engine.

Remove two rivets established on a body.

Use a bolt on a nave of a cranked shaft for installation of a cranked shaft in the provision of the top dead point (VMT) of the piston of the cylinder No. 1 in the direction of rotation of the engine.

The label on a belt pulley of a cranked shaft should be combined with a ledge on the case.

Installation of a cranked shaft in the provision of the top dead point (VMT) of the piston of the cylinder No. 1: 1–cylinder No. 1 cams; 2–ledge; 3–label

NOTE In this situation cams of the cylinder No. 1 settle down in VMT (both cams are turned outside).

Displace labels on a belt pulley on 180 ° concerning a label of VMT of the first cylinder (shooter).

Lower the car.

Connect a pressure drop tester to system of supply of the compressed air.

Otkalibruyte pressure drop tester.

Screw a connecting detail in a candle opening of the cylinder No. 1 and connect a pressure drop tester to a connecting detail (according to the instruction of the producer).

Choose transfer and turn on the hand brake.

NOTE All wheels should concern the earth.

On an automatic transmission move the selector lever to the situation "P".

Check pressure drop in the cylinder No. 1.

Consider pressure drop indications on a tester as a percentage.

NOTE Pay attention to any noise from leakage of air from an inlet collector, release or case system, and also on bubbles in a broad tank of system of cooling.

Establish a cranked shaft in the provision of ignition in the cylinder No. 3 (VMT).

Check pressure drop in the cylinder No. 3.

Establish a cranked shaft in the provision of ignition in the cylinder No. 4 (VMT).

Check pressure drop in the cylinder No. 4.

Establish a cranked shaft in the provision of ignition in the cylinder No. 2 (VMT).

Check pressure drop in the cylinder No. 2.

Compare the received results.

The maximum disorder of pressure between individual cylinders makes about 10 %.

The maximum pressure drop in the separate cylinder should not exceed 25 %.

Lift the car.

Attach the right mudguard of the engine.

Tighten 4 bolts.

Establish two rivets.

Lower the car.

Establish a cover of a broad tank of cooling liquid and oil щуп.

Establish spark plugs by means of the special KM-194-E tool in a head of the block of cylinders and tighten the moment of 25 N · m.

Establish a cover of a head of the block of cylinders.

Replace consolidation.

ATTENTION Execute assembly during 10 mines after consolidation installation.

Installation of a cover of a head of the block of cylinders: 1–cover of a head of the block of cylinders; 2–consolidation

Put a layer of silicone hermetic (gray) in the thickness about 2 mm (size I) in a junction of the case of synchronization and a head of the block of cylinders.

ATTENTION Visually check bolts and be convinced that consolidation is not damaged. If necessary replace bolts new.

Tighten 13 bolts of fastening the moment of 8 N · m.

Establish the ignition module.

Connect the module to spark plugs.

Tighten two bolts of fastening the moment of 8 N · m.

Establish a cover of the module of ignition on a cover of a head of the block of cylinders.

Connect the socket of a plait of wires of the module of ignition.

Fix a plait of wires on a cover of a head of the block of cylinders.

Connect sockets of the sensor of a cam-shaft, the sensor of a mass consumption of air, the sensor of pressure of oil and the sensor of temperature of cooling liquid.

Establish the case of the air filter on an arch of a wheel and tighten a fastening bolt.

Attach an air inlet hose to the module of a butterfly valve and fix a collar.

Attach a hose of ventilation of the engine to a hose of an air inlet and fix a collar.

Connect the socket of a plait of wires to the sensor of a consumption of air of weight.

Connect a tube of ventilation of a fuel tank.

Close a cowl.