Target Audience:
DIY enthusiasts, independent repair shops, and owners seeking in-depth knowledge of their E30 328i.
Differentiation:
Emphasizes completeness, with no missing pages, contrasting with often incomplete or low-quality digital manuals available elsewhere.
Completeness Guarantee:
Guaranteed complete manual with no missing pages, ensuring all necessary technical information is present.
Customer Satisfaction:
Customer satisfaction guaranteed, indicating a commitment to providing a high-quality product.
Powertrain:
Engine (M20B27), Fuel System, Exhaust System, Cooling System, Lubrication System
Transmission:
Manual and Automatic Transmission Overhaul and Repair
Drivetrain:
Driveshafts, Differential, Rear Axle
Suspension Steering:
Front and Rear Suspension Components, Steering Gear, Power Steering System
Brakes:
Front and Rear Brake Systems (Disc), ABS (if equipped), Parking Brake
Electrical Electronics:
Starting System, Charging System, Ignition System, Lighting, Instrumentation, Wiper/Washer System, Power Windows, Central Locking
Body Chassis:
Body Structure, Doors, Hood, Trunk, Bumpers, Seats, Interior Trim
Maintenance:
Scheduled Maintenance, Oil Changes, Filter Replacements, Fluid Checks and Top-offs, Spark Plug Replacement
Repair Overhaul:
Engine Rebuild Procedures, Transmission Overhaul, Differential Repair, Brake Component Replacement, Suspension Component Replacement
Diagnostics:
Troubleshooting Charts, Fault Finding Procedures for Electrical and Mechanical Systems
Adjustments:
Valve Clearance Adjustments, Carburetor/Fuel Injection Adjustments (if applicable), Idle Speed Adjustments
Depth:
Comprehensive: Covers basic maintenance through to full engine and transmission rebuilds, including detailed electrical diagrams and troubleshooting.
Engine Type:
Naturally Aspirated Inline 6-Cylinder (M20B27)
Displacement:
2693 cc (2.7 Liters)
Bore X Stroke:
84.0 mm x 81.0 mm
Compression Ratio:
8.5:1 (typical for 328i application)
Valve Train:
SOHC (Single Overhead Camshaft), 2 valves per cylinder
Horsepower:
121 hp (approximate DIN) @ 4800 rpm
Torque:
230 Nm (approximate DIN) @ 3700 rpm
Fuel Delivery:
Bosch L-Jetronic or Motronic fuel injection (specific system dependent on market and exact model year)
Fuel Type:
Unleaded Gasoline (Octane Rating 91 RON or higher recommended)
Ignition System:
Distributorless ignition (on later models) or distributor-based electronic ignition
Type:
Getrag 260 5-speed Manual Transmission
Type:
ZF 4HP22 4-speed Automatic Transmission
Clutch Type:
Hydraulically operated single dry plate clutch
Manual Transmission Fluid:
BMW ATF Dexron II or equivalent (e.g., Pentosin).
Automatic Transmission Fluid:
BMW ATF Dexron II or equivalent (e.g., Pentosin).
Era Safety Standards:
Met contemporary safety standards, but lacks modern active safety features.
ABS:
Optional Anti-lock Braking System (ABS)
Seatbelts:
3-point seatbelts with front pre-tensioners (depending on year/market)
Structure:
Reinforced safety cage, crumple zones
Oil Change Interval:
Every 10,000 - 15,000 km (6,000 - 9,000 miles) or annually.
Spark Plug Replacement:
Approximately every 40,000 - 60,000 km (25,000 - 37,000 miles).
Coolant Flush:
Every 2-3 years or 40,000 - 60,000 km.
Engine Oil Type:
API SG or higher, SAE 5W-30, 10W-40, or 15W-40 (depending on ambient temperature). Refer to manual for exact specification. BMW High Performance Synthetic Oil recommended.
Engine Oil Capacity:
Approx. 4.25 Liters (4.5 US Quarts) with filter.
Coolant Type:
BMW Antifreeze/Coolant (or equivalent ethylene glycol-based coolant with corrosion inhibitors). Typically a 50/50 mix with distilled water.
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Engine:
Head gasket leaks, oil leaks from valve cover and oil pan, timing belt tensioner wear, idle control valve issues.
Cooling System:
Cracked plastic radiator end tanks, failing water pump, thermostat housing leaks.
Suspension Steering:
Worn control arm bushings, worn ball joints, worn tie rod ends, steering coupler wear.
Electrical:
Corroded wiring harnesses, failing fuel pump relay, dashboard warning light issues, AFM (Air Flow Meter) sensor issues.
Body:
Rust, particularly in wheel wells, rocker panels, and around the sunroof.
Bmw Legacy:
BMW's reputation for sporty driving dynamics and engineering excellence established during this era.
E30 Generation:
The E30 represented a significant evolution for the 3 Series, solidifying its compact executive sports sedan/coupe image.
328I Positioning:
The 328i, often referred to as the '328i' in markets where the 2.7L engine was used, was positioned as a potent, torquey variant within the E30 lineup, typically slotting between the 325i and the M3.
Production Years For E30:
1982-1994 (with specific model variants phasing out earlier)
Production Years For 328I E30:
Primarily mid-to-late 1980s, with 1987-1991 being the target range for this manual.
