Positioning:
The Austin Metro, particularly the MG Metro variant, was positioned as a sporty, economical, and accessible small car in the UK and European markets, competing with rivals like the Ford Fiesta and Volkswagen Polo.
Key Competitors:
Ford Fiesta, Volkswagen Polo, Vauxhall Nova, Peugeot 205.
Unique Selling Points Of Vehicle:
MG Metro: enhanced performance, sportier suspension, distinctive styling, and improved interior compared to standard Metro models. The Hydragas suspension provided a unique ride quality.
Key Selling Points Of Manual:
Professional quality, factory type, comprehensive coverage, detailed diagrams, step-by-step instructions, cost-saving for repairs, PC & MAC compatible.
Powertrain:
Engine mechanical (including cylinder head, block, pistons, crankshaft), fuel system (carburetor/injection, fuel pump, lines), ignition system, exhaust system, cooling system, lubrication system.
Drivetrain:
Clutch, gearbox (manual and automatic), driveshafts, differential.
Suspension:
Front and rear suspension (including Hydragas system), shock absorbers, springs, control arms, bushings.
Brakes:
Brake system components (master cylinder, calipers, pads, discs, drums, lines, hoses), parking brake, hydraulic system.
Steering:
Steering column, rack and pinion, tie rods, steering wheel, power steering (if equipped).
Electrical:
Battery, alternator, starter motor, lighting systems (headlamps, tail lamps, interior lights), wiring diagrams, fuses, relays, instrument cluster, ignition switch, horns, wipers, washers.
Bodywork:
Body shell construction, panels, doors, hood, trunk, glass, seals, interior trim, bumpers, exterior trim.
HVAC:
Heating system, ventilation, demisting.
Maintenance:
Routine checks (oil, coolant, tire pressure), fluid changes, filter replacements, spark plug replacement, belt adjustments.
Troubleshooting:
Diagnostic procedures for common faults, symptom-based troubleshooting guides, electrical system fault finding.
Repair:
Step-by-step repair instructions for virtually all mechanical and electrical components, engine overhauls, gearbox rebuilds, brake caliper replacement, suspension component renewal.
Overhaul:
Complete engine and gearbox overhaul procedures.
Installation:
Installation procedures for major components and accessories.
Depth:
Comprehensive: Covers basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic information and wiring diagrams.
Engine Codes:
A-Series (various displacements: 1275cc, 1300cc for MG variants)
Displacement:
1275 cc (commonly for MG Metro)
Horsepower Mg Metro:
Approx. 72 bhp (for 1.3L MG Metro)
Torque Mg Metro:
Approx. 75 lb-ft (for 1.3L MG Metro)
Fuel Delivery Mg Metro:
Typically twin SU carburetors (e.g., HS4 or HIF44) for performance variants.
Fuel Type:
Unleaded Petrol (post-1980s, may require hardened valve seats or lead substitute for older engines).
Type:
Distributor-based ignition system, potentially with electronic ignition later in the production run.
Type:
Pressurized liquid cooling system.
Oil Change Interval:
Typically every 6,000 miles or 6 months, whichever comes first (consult manual for specific oil grades).
Major Service Interval:
Often around 12,000 or 24,000 miles, involving checks of brakes, suspension, and ignition timing.
Engine Oil Type:
API SF/SG or equivalent. Viscosity grades like 10W-40 or 20W-50 depending on climate and engine condition (refer to manual for precise recommendations and capacity).
Coolant Type:
Ethylene glycol-based antifreeze/coolant, mixed with distilled water. Specific concentration recommended in manual.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Gearbox Oil Type:
GL4 Hypoid gear oil (e.g., SAE 80W/90). Capacity varies by transmission type.
Common Problems:
Rusting (wheel arches, sills, subframes), Hydragas suspension leaks/pressure loss, carburetor issues (stalling, rough idling), electrical gremlins, timing chain wear on older A-Series engines, gearbox synchromesh wear.
Heritage Context:
The Metro was developed by British Leyland as a successor to the highly successful Mini, aiming to provide a more modern, larger, and refined small car experience. The MG badge signified performance variants within the Austin Rover lineup.
Key Milestones:
Launched in 1980. MG Metro introduced in 1982. Later models (post-1990) received updates like the Rover Metro branding and fuel injection. This manual covers the pre-Rover branding era.
Manufacturing Plant:
Longbridge, Birmingham, UK.
Production Period:
1980-1990 (for this specific manual's coverage).
