Segment:
Premium Compact Executive Sedan
Competitors 2000:
Mercedes-Benz C-Class, Audi A4, Lexus IS, Acura TL, Cadillac CTS
Bmw Philosophy:
The E46 generation 3 Series is renowned for its balanced chassis, engaging driving dynamics, and premium build quality, embodying BMW's 'Ultimate Driving Machine' ethos.
Manual Value Proposition:
Provides official, detailed technical information for accurate diagnosis, maintenance, and repair, empowering owners and independent technicians.
Areas Covered:
Engine, Drivetrain, Suspension, Steering, Brakes, Electrical Systems, HVAC, Bodywork, Interior, Maintenance, Troubleshooting, Diagnostics
Estimated Pages:
Approximately 1500+
Type:
Official Service and Repair Manual Software
Format:
Software (likely PDF or proprietary executable)
Engine Systems:
Engine mechanicals, cylinder head, crankcase, lubrication, cooling, fuel injection, ignition, exhaust, emissions control, engine management (DME/ECU)
Drivetrain Systems:
Manual and Automatic Transmissions, Clutch, Driveshafts, Axles, Differential
Suspension Steering:
Front and Rear Suspension Components, Steering Gear, Power Steering System
Brake Systems:
Front and Rear Brakes (Discs), ABS, DSC (Dynamic Stability Control)
Electrical Systems:
Battery, Charging System, Starting System, Lighting, Instrumentation, Power Accessories, Body Control Module (BCM), DME/ECU Wiring Diagrams
HVAC Systems:
Heating, Ventilation, and Air Conditioning (HVAC) system, Climate Control
Bodywork Interior:
Body Panels, Doors, Hood, Trunk, Bumpers, Interior Trim, Seats, Safety Restraints (Airbags, Seatbelts)
Maintenance Procedures:
Oil and filter changes, air filter replacement, spark plug replacement, coolant flush, brake fluid flush, belt inspection and replacement, fluid level checks
Repair Procedures:
Engine component removal and installation (e.g., alternator, starter, water pump), transmission service, brake caliper and rotor replacement, suspension component replacement, steering rack repair/replacement, electrical component diagnosis and replacement, HVAC component service
Troubleshooting Diagnostics:
Fault diagnosis charts, symptom-based troubleshooting, wiring diagram interpretation, OBD-II diagnostic trouble code (DTC) explanations and common causes
Depth:
Comprehensive from basic routine maintenance to advanced engine and transmission overhauls, including detailed diagnostic procedures and specifications.
Digital Format:
Software application, likely with searchable PDF documents or integrated database. Assumed to be cross-platform compatible (Windows).
Print Capability:
Printable pages, allowing users to print specific sections or the entire manual for workshop use.
Binding Type Digital:
Not applicable (software-based)
Paper Type Digital:
Not applicable (software-based)
Engine Type:
Inline 6-cylinder, Naturally Aspirated
Engine Displacement:
2494 cc (2.5 Liters)
Engine Code Detailed:
M52TU B25 (Double VANOS - Variable Valve Timing on intake and exhaust camshafts)
Horsepower:
189 hp @ 6000 rpm
Torque:
245 Nm (181 lb-ft) @ 3500 rpm
Fuel Delivery:
Electronic Fuel Injection (Bosch Motronic ME 7.2)
Fuel Type:
Premium Unleaded Gasoline (91+ Octane)
Bore X Stroke:
84.0 mm x 75.0 mm
Compression Ratio:
10.2:1
Valvetrain:
DOHC (Dual Overhead Camshafts), 24 Valves (4 per cylinder), Double VANOS
Transmission Type Std:
5-Speed Manual (Getrag 260/6 or ZF S5-31)
Transmission Type Opt:
5-Speed Automatic (GM 5L40-E)
Traction Control:
Available ASC+T (Automatic Stability Control + Traction) or optional DSC (Dynamic Stability Control)
Manual Transmission Fluid:
BMW MTF LT-2 or equivalent (e.g., Pentosin MTF2)
Automatic Transmission Fluid:
BMW ATF LT-3 or equivalent (e.g., Pentosin ATF1)
NHTSA Frontal Crash Rating:
4/5 Stars (Driver and Passenger) - as per historical data
Active Safety:
ABS (Anti-lock Braking System), DSC (Dynamic Stability Control - optional), ASC+T (Automatic Stability Control + Traction)
Passive Safety:
Frontal airbags (driver and passenger), side airbags (optional), pre-tensioned seatbelts, crumple zones
Audio System:
BMW Business CD (standard), BMW Professional CD (optional). Features like AM/FM radio, CD player, and optional cassette. Speaker configurations varied by trim.
Navigation:
Optional BMW Business or Professional Navigation system with a CRT screen in the dashboard.
Cruise Control:
Standard on most models.
Parking Sensors:
Optional rear Park Distance Control (PDC).
Phone Integration:
Optional Bluetooth preparation or cradle integration for early mobile phones.
Power Features:
Power windows, power door locks, power mirrors, optional power seats with memory.
Oil Change Interval:
BMW Condition Based Service (CBS) typically recommends every 10,000-15,000 miles or 12-24 months, whichever comes first. Consult manual for specific conditions.
Spark Plug Replacement:
Typically around 60,000-100,000 miles, depending on spark plug type. Consult manual for specific recommendation.
Coolant Flush Interval:
Every 2-3 years or as indicated by the CBS system.
Engine Oil Specification:
BMW Longlife-01 (LL-01) or BMW Longlife-98 (LL-98) approved synthetic oil, typically SAE 0W-40 or 5W-40.
Engine Oil Capacity:
6.5 Liters (6.9 US Quarts) with filter change.
Coolant Specification:
BMW Blue or Blue/Green Coolant (G48 or G40) antifreeze, mixed 50/50 with distilled water.
Brake Fluid Specification:
DOT 4 (BMW High Performance Brake Fluid or equivalent)
Common Problems:
Coolant expansion tank leaks, VANOS solenoid issues, oil leaks (valve cover gasket, oil pan gasket), rear subframe mounting point cracks, power steering hose leaks, window regulator failures, VANOS rattle on startup (especially common on M52TU engines).
Bmw History:
BMW has a long-standing reputation for building driver-focused, high-performance luxury vehicles with a strong emphasis on engineering and quality.
E46 Generation:
The E46 generation (1998-2006) represented a significant evolution from its E36 predecessor, featuring improved aerodynamics, a stiffer chassis, and more advanced technology.
Production Years:
1998-2006 (E46 Generation)
Manufacturing Locations:
Germany (Munich, Dingolfing, Regensburg), South Africa, Austria
Car And Driver 10Best:
The E46 3 Series was a frequent recipient of Car and Driver's '10Best' awards during its production run, a testament to its driving dynamics and overall excellence.
Consumer Reports Reliability:
Reliability ratings for the E46 generation were generally average to above average, though specific model years and engine variants could vary. The manual highlights potential areas for attention.
