Target Audience:
Škoda Estelle owners and independent mechanics seeking detailed repair and maintenance guidance.
Manual Competitors:
Limited availability of comprehensive, official service manuals for this era of Eastern Bloc vehicles makes this PDF highly valuable.
Document Value Proposition:
A single, comprehensive source for all repair and maintenance needs, saving time and cost compared to fragmented information.
Table Of Contents:
Superb, facilitating quick navigation to specific repair sections.
Engine:
Detailed coverage of all engine variants, including disassembly, assembly, tuning, and diagnostics.
Fuel System:
Carburetor systems (e.g., Jikov), fuel pumps, lines, and tank servicing.
Cooling System:
Radiator, water pump, thermostat, hoses, and fan operation.
Ignition System:
Distributor, ignition coils, spark plugs, timing adjustments.
Transmission:
Manual gearbox (4-speed and 5-speed options), clutch assembly, driveshafts, and rear axle.
Brakes:
Front disc brakes, rear drum brakes, master cylinder, brake lines, wheel cylinders, and parking brake.
Suspension:
Front independent suspension (double wishbone), rear semi-independent suspension (swing axle with trailing arms), shock absorbers, springs.
Steering:
Steering box, steering column, tie rods, and linkage adjustments.
Electrical System:
Wiring diagrams, alternator, starter motor, battery, lighting, instrumentation, and accessory circuits.
Body And Chassis:
Body panel removal/installation, doors, windows, trim, interior components, chassis lubrication points.
Heating And Ventilation:
Heater core, blower motor, ducting, and ventilation controls.
Wheels And Tires:
Tire pressure recommendations, wheel balancing, and rim specifications.
Routine Maintenance:
Oil changes, filter replacements, spark plug checks, fluid level checks, lubrication.
Diagnostic Procedures:
Troubleshooting guides for common problems, symptom-based diagnostics.
Repair Procedures:
Step-by-step instructions for component removal, repair, and reinstallation.
Rebuilding Procedures:
Detailed instructions for engine and transmission overhauls.
Adjustment Procedures:
Carburetor tuning, ignition timing, valve clearance adjustment, brake adjustments.
Electrical Troubleshooting:
Tracing electrical faults, checking circuits, and component testing.
Depth Of Information:
High; covers from basic maintenance to complete engine rebuilds and chassis restoration.
Detail Level:
Detailed specifications, tolerances, torque values, and schematics.
Engine Type:
Inline-4 Cylinder, Naturally Aspirated, Rear-Mounted
Engine Displacement Estelle 105:
1046 cc (1.05 L)
Engine Displacement Estelle 120:
1174 cc (1.2 L)
Engine Displacement Estelle 130:
1289 cc (1.3 L)
Engine Displacement Estelle 136:
1289 cc (1.3 L), revised for increased power and torque
Horsepower Estelle 105:
Approx. 44-50 PS (DIN)
Horsepower Estelle 120:
Approx. 54-58 PS (DIN)
Horsepower Estelle 130:
Approx. 58-62 PS (DIN)
Horsepower Estelle 136:
Approx. 62-68 PS (DIN)
Torque Specifications:
Specific torque figures vary by engine variant, detailed in manual.
Carburetor Type:
Single-barrel Jikov carburetor (various models depending on engine and market)
Fuel Type:
Unleaded gasoline (91 RON or higher, depending on engine tuning)
Cylinder Head Material:
Aluminum Alloy
Engine Block Material:
Cast Iron
Transmission Type:
4-speed or 5-speed Manual Synchromesh Transmission
Automatic Transmission:
Not commonly available or specified for these models.
Drive Layout:
Rear-engine, Rear-wheel drive (RR)
Differential:
Open differential, integrated with transaxle.
Gearbox Oil Specification:
GL-4 Hypoid Gear Oil (e.g., 80W-90, specific viscosity to be confirmed in manual)
Crash Test Ratings:
No standardized crash test ratings available from modern agencies for this era and origin of vehicle.
Braking System Features:
Dual-circuit hydraulic braking system for enhanced safety redundancy.
Parking Brake Mechanism:
Mechanical handbrake acting on rear wheels.
Seat Belts:
Front lap and shoulder belts, rear lap belts (availability and type may vary by market/trim).
Body Structure:
Integrated steel chassis and body with crumple zones (basic by modern standards).
Headrests:
Front headrests standard on most later models.
Radio System:
Optional factory-fitted or dealer-installed radios, typically analog AM/FM.
Speaker Configuration:
Basic, usually front dashboard speakers only.
Driver Assistance Systems:
None of the modern driver-assistance systems (ABS, airbags, traction control, etc.) were standard or commonly available.
Connectivity Features:
N/A (No digital connectivity features present in the original vehicles).
Engine Oil Change Interval:
Typically every 5,000 - 7,500 km or annually, as specified in the manual.
Oil Filter Replacement:
With every oil change.
Air Filter Replacement:
Every 10,000 - 15,000 km, or as needed based on operating conditions.
Spark Plug Replacement:
Every 15,000 - 20,000 km, or as recommended by plug type.
Transmission Fluid Change:
Every 30,000 - 50,000 km, or as specified in the manual.
Engine Oil Specification:
API SF or SG equivalent, viscosity SAE 20W-50 or 15W-40 typically recommended (refer to manual for precise grades).
Coolant Specification:
Ethylene glycol-based antifreeze, mixed with distilled water. Specific concentration detailed in manual.
Brake Fluid Specification:
DOT 3 or DOT 4 brake fluid, as specified.
Common Wear Items:
Carburetor wear (idle issues, fuel delivery), ignition system components (points, condenser), water pump seals, rear axle bearings.
Rust Prone Areas:
Wheel arches, sills, door bottoms, chassis outriggers, and floor pans due to construction and climate.
Electrical Gremlins:
Older wiring looms can degrade, leading to intermittent faults, especially in lighting and ignition circuits.
Manufacturer Origin:
Škoda Auto, Czechoslovakia (now Czech Republic)
Founding Era:
Founded in 1895 as Laurin & Klement, later Škoda.
Predecessor:
Škoda 100/110 series (also rear-engined)
Development Basis:
Evolution of the Škoda rear-engined platform, incorporating modernizations and increased engine displacements.
Key Updates:
Introduction of the 120 (improved suspension, braking), 130 (larger engine, 5-speed gearbox option), and 136 (more powerful engine).
Production Period:
1976 to 1990 (Estelle series, broadly)
Manufacturing Location:
Mladá Boleslav, Czechoslovakia
Sales Volume:
Millions of units produced across the various rear-engined Škoda models, with the Estelle series being a significant portion.
