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Content

General information

Diagnostics of malfunctions

  • Diagnostics of malfunctions of the engine and its systems
  • Clutch fault diagnosis
  • Gearbox diagnostics
  • Diagnosing faults in the driveline, rear axle, chassis, steering and brake system
  • Diagnostics of body malfunctions
  • Diagnostics of malfunctions of electric equipment
  • Battery
  • Generator
  • Starter
  • Ignition system
  • Lighting and light alarm
  • Wiper
  • Rear window defroster
  • Sound signal
  • Cooling fan motor
  • Indicator lights and appliances
  • Heating and ventilation system

Engine

  • Design description
  • Cylinder head and camshaft
  • Lubrication system
  • Oil change
  • Replacing the camshaft timing chain damper
  • Replacing camshaft and valve levers
  • Replacing valve stem seals
  • Replacing the intake and exhaust manifold gaskets
  • Replacing the cylinder head gasket
  • Dismantling the cylinder head, lapping valves
  • Replacing the front cuff of the crankshaft
  • Removing and disassembling the oil pump
  • Removing the oil separator for the crankcase ventilation system
  • Replacing the camshaft timing chain tensioner
  • Replacing gear for oil pump drive
  • Replacing the camshaft drive chain
  • Replacing auxiliary drive roller
  • Replacing the rear cuff of the crankshaft
  • Dismantling the crankshaft
  • Replacing the cylinder head gasket
  • Replacing the piston
  • Adjustment of a backlash between levers and cams of a camshaft
  • Replacing crankshaft liners
  • Replacing the engine mount cushion
  • Replacing the oil pan
  • Dimensions of the main mating engine parts and the limits of allowable wear in operation

Engine power system

  • Design description
  • Replacing the air filter element
  • Seasonal intake air temperature adjustment
  • Replacing the fuel pump
  • Fuel pump repair
  • Replacing the fuel tank and its hatch cover

Carburetor

  • Design description
  • Fuel filter cleaning
  • Carburetor adjustment
  • Carburetor drive adjustment
  • Throttle position adjustment
  • Trigger adjustment
  • Fuel level adjustment in the float chamber
  • Idle adjustment
  • Carburetor replacement
  • Carburetor repair
  • Needle valve repair
  • Dismantling and checking the details of the carburetor cover
  • Throttle actuator repair
  • Dismantling and repair of the carburetor body
  • Dismantling and repair of the throttle body
  • Replacing the EPCH microswitch
  • Micro switch test
  • EPPC system repair
  • Checking the air valve
  • Checking the air valve control unit
  • EPCH needle valve check

Exhaust system

  • Design description
  • Replacing exhaust system parts

Engine cooling system

  • Design description
  • Coolant replacement
  • Coolant pump replacement
  • Replacing the thermostat
  • Checking the thermostat
  • Replacing the radiator

Grip

  • Design description
  • Replacing fluid and bleeding the clutch fluid
  • Drive adjustment
  • Replacing the clutch master cylinder
  • Clutch master cylinder repair
  • Replacing clutch slave cylinder
  • Replacing the clutch disc and clutch plate

Gearbox

  • Design description
  • Oil change
  • Replacing input shaft seal
  • Secondary shaft seal replacement
  • Removing gearbox input shaft front bearing
  • Replacing a speedometer drive
  • Gearbox removal
  • Dismantling and assembling the gearbox

Cardan transmission

  • Design description
  • Maintenance
  • Checking the technical condition of the driveline without disassembly
  • Replacing the driveline
  • Dismantling the universal joint
  • Gimbal assembly
  • Intermediate bearing bearing replacement
  • Replacing elastic coupling

Rear axle

  • Design description
  • Checking the health of the rear axle
  • Oil change
  • Replacing the axle shaft and its cuffs
  • Removing and installing rear axle
  • Drive cuff replacement
  • Gearbox replacement
  • Gearbox repair

Front suspension

  • Design description
  • Maintenance
  • Front suspension diagnostics
  • Front wheel bearing clearance adjustment
  • Replacing grease in wheel bearings. Replacing bearings and sleeves
  • Replacing pads and anti-roll bars
  • Replacing ball joints
  • Shock absorber replacement
  • Replacing the springs
  • Replacing the upper arms and their rubber mounts
  • Replacing rubber mounts of lower arms on a car
  • Replacing the lower levers
  • Replacing the front suspension crossbar
  • Installing the front suspension
  • Wheel alignment
  • Adjustment of an angle of a longitudinal inclination of an axis of rotation
  • Wheel camber adjustment
  • Wheel alignment

Rear suspension

  • Design description
  • Checking the technical condition
  • Suspension repair
  • Shock absorber replacement
  • Replacing the springs
  • Removing and replacing rear suspension parts
  • Replacing boom sleeves

Steering

  • Design description
  • Topping up oil
  • Checking steering status
  • Gearbox adjustment
  • Replacing steering rods
  • Replacing and repairing the pendulum arm
  • Steering shaft replacement
  • Removing and installing steering gearbox
  • Bipod removal
  • Steering gearbox repair

Brake system

  • Design description
  • Checking the status of the hydraulic drive
  • Check brake booster
  • Checking the performance of the pressure regulator
  • Replacing brake fluid and bleeding the brake system
  • Replacing the brake pads of the front wheels
  • Replacing the rear brake pads
  • Replacing the front brake caliper
  • Replacing the front wheel brake cylinders
  • Repair of front wheel brake cylinders
  • Replacing the brake disc
  • Replacing the front brake hoses
  • Replacing the rear brake hose
  • Replacing the brake drum
  • Replacing the brake cylinder on the rear wheel
  • Removing the brake master cylinder and its repair
  • Replacing the vacuum booster
  • Replacing and adjusting the pressure regulator
  • Removing components and adjusting the parking brake system

Electrical equipment

  • General information
  • Mounting block
  • Checking electrical circuits
  • Check for dead circuits
  • Testing circuits under tension
  • Fuse replacement
  • Replacing the fuses in the mounting block
  • Replacing the optional fuse for the headlight wiper motor reducer
  • Replacing the fuses for the fog lamp circuit
  • Relay replacement
  • Replacing the rear window heating relay, headlight wipers, dipped and main beam headlights
  • Replacing ignition and alarm relays and direction indicators
  • Replacing the starter relay
  • Replacing the windshield wiper relay
  • Replacing the mounting block
  • Replacing the ignition switch
  • Replacing the contact part of the ignition switch
  • Battery
  • Generator
  • Design description
  • Generator test
  • Check rectifier unit for short circuit
  • General check
  • Verification verification
  • Rotor field winding test
  • Capacitor testing
  • Alternator belt replacement
  • Replacing the voltage regulator
  • Removing the generator
  • Generator repair
  • Starter
  • Starter replacement
  • Starter repair

Ignition system

  • Contact ignition system
  • Distributor, ignition 30.3706
  • Ignition coil B-117A
  • Ignition switch
  • Spark plugs
  • Contactless ignition system
  • Ignition distribution sensor 38.3706
  • 3620.3734 switch
  • Checking the ignition system on the car (for the classic contact system)
  • Checking the spark plugs
  • Testing the ignition system
  • Replacing spark plugs
  • Adjustment of a gap between electrodes of a spark plug
  • Adjusting the angle of the closed state of the breaker contacts
  • Ignition timing adjustment
  • Checking ignition timing
  • Ignition timing
  • Ignition timing adjustment
  • Replacing the distributor rotor
  • Ignition distributor lubrication
  • Replacing the ignition distributor
  • Replacing the ignition coil
  • Ignition distributor repair
  • Ignition distributor sensor repair
  • Lighting, light and sound alarm
  • Headlights
  • Headlight adjustment
  • Replacing the headlight bulbs
  • Replacing the headlamp
  • Replacing the headlight fluid corrector
  • Outdoor lighting, brake lights, fog light and reverse light
  • Alarms and direction indicators
  • Replacing the taillights
  • Replacing the rear lights
  • Replacing the side direction indicator lamp
  • Replacement side direction indicator
  • Replacing the license plate lamp
  • Replacing the interior lamp
  • Replacing switches and interior lights
  • Replacing the glove compartment lamp
  • Replacing the engine compartment lamp and its switch
  • Replacing the backlight and cigarette lighter
  • Replacing the reversing light switch
  • Replacing the brake light switch
  • Gearshift paddles
  • Replacing the steering column switches and hazard switch
  • Sound signal
  • Adjustment and replacement of a sound signal
  • Windshield and headlight washers and washers
  • Windshield Wiper Repair
  • Replacing the windshield washer nozzles
  • Replacing the windshield washer pump
  • Headlight washers and washers
  • Headlight wiper replacement
  • Replacing the headlight washer pump
  • Heater motor repair
  • Electric fan for engine cooling system
  • Replacing the electric fan sensor
  • Cooling fan motor replacement

Testing devices

  • Checking control instruments and sensors
  • Coolant temperature gauge
  • Fuel gauge
  • Speedometer
  • Voltmeter
  • Removing instrument panel, replacing circuit breakers
  • Replacing test instruments
  • Replacing instrument cluster and speedometer
  • Replacing a voltmeter
  • Replacing the alarm unit
  • Replacing the lamps in the instrument panel
  • Replacing the brake fluid warning light sensor sensor
  • Replacing the fuel gauge gauge
  • Coolant temperature sensor sensor replacement
  • Replacing an insufficient oil pressure sensor in the engine lubrication system

Body

  • Design description
  • Replacing the front bumper
  • Replacing the radiator grille
  • Replacing the hood lock
  • Replacing the hood
  • Replacing the windshield
  • Replacing the inside rearview mirror
  • Replacing the sun visor
  • Replacing the ceiling lining
  • Replacing the ceiling handrail
  • Replacing the front seat
  • Replacing front seat slide
  • Replacing the rear seat
  • Replacing the rear floor mat and soundproof
  • Replacing the rear roof pillar trim
  • Replacing center upholstery
  • Replacing the front seat belt
  • Replacing the rear seat belt
  • Replacing the instrument panel shelf
  • Replacing the side trim
  • Replacing the radio panel
  • Replacing the glove box lock
  • Replacing the glove box body
  • Replacing the instrument panel
  • Replacing the outside rearview mirror
  • Replacing the door trim
  • Replacing the door lock switch
  • Replacing the outside door handle
  • Replacing the front door lock
  • Replacing the glass of the front door
  • Door Window Replacement
  • Replacing the door and door stop
  • Door adjustment
  • Replacing the rear door lock actuator
  • Replacing the lower and fixed windows of the rear door
  • Replacing the boot trim
  • Replacing the tailgate lock
  • Replacing boot lid sealant
  • Replacing the boot lid
  • Replacing the rear bumper
  • Dismantling the bumper

Features of car repair VAZ-2104

  • Replacing the rear bumper
  • Replacing the fuel tank
  • Replacing the electric pump and rear window washer reservoir
  • Replacing the lamp for the luggage compartment light
  • Replacing the rear window washer nozzle
  • Replacing the rear window wiper gearmotor
  • Replacing bulbs in the rear lights, replacing the rear lights
  • Replacing license plate lights
  • Replacing the boot trim
  • Replacing the rear door
  • Replacing the gas-filled rear door stop
  • Replacing the rear roof lining
  • Replacing the rear seat belt
  • Replacing the rear seat
  • Replacing and adjusting the rear door lock
  • Lock adjustment

Heating and ventilation system

  • Design description
  • Replacing heater fan motor
  • Replacing heater radiator and radiator cover
  • Replacing the heater tap

Features of car repair with VAZ-2104 and VAZ-21067 engines

Diagnostics of malfunctions of the injection engine and its systems

Engine

  • Design description
  • Removing the mudguards of the power unit
  • Replacing the cylinder head gasket
  • Removing the receiver
  • Replacing the intake manifold gasket and exhaust manifold

Engine power system

  • Design description
  • Replacing the fuel filter
  • Replacing the air filter element and removing the filter housing
  • Checking the pressure in the fuel system
  • Removing the fuel tank
  • Removing the fuel pump assembly with fuel gauge sensor
  • Replacing the gasoline pump and fuel gauge sensor
  • Replacing the fuel pressure regulator
  • Removing the fuel rail and injectors, checking injectors
  • Removing the throttle body
  • Removing the idle speed regulator
  • Replacing the throttle cable

Engine management system

  • Design description
  • Operation of the management system
  • Removing the controller
  • Replacing engine control relay and fuses
  • Checking and replacing the crankshaft position sensor
  • Checking and replacing the coolant temperature sensor
  • Checking and replacing the throttle position sensor
  • Replacing the mass air flow sensor
  • Replacing the oxygen concentration sensor
  • Removing the vehicle speed sensor
  • Removing the ignition module

Exhaust system

  • Design description
  • Catalytic converter removal

Electrical equipment

  • Design features
  • Generator
  • Checking the tension and replacing the alternator drive belt
  • Removing and disassembling the generator
  • Starter
  • Starter removal
  • Dismantling and assembling the starter

Repair safety instructions

Applications

  • Tools used besides staffing
  • Tightening torques for threaded connections
  • Lamps used in the car
  • Oil seals (lip seals) and rolling bearings
  • Glands (lip seals)
  • Rolling bearings
  • Basic data for adjustments and control
  • Applicable fuels, lubricants and operating fluids
  • The electrical circuit
  • The electrical circuit (wiring diagram) of the VAZ-21053 car (with a generator type 37.3701)
  • The electrical circuit of the car VAZ-21043 (with a generator type G-222)
  • The electrical circuit of the car VAZ-21043 (with a generator type 37.3701)
  • Electrical circuit of a VAZ-21043 car with a dashboard 2107
  • Injection control system electrical wiring diagram
Lada / VAZ 2104 / 2105 since 1980, service e-manual (in Russian)
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Electroschemes Lada / VAZ 2104 / 2105 since 1980

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