BMW 325i 2006-2010 Workshop Repair Service Manual

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🏷️ Basic Information Identification Make: BMW Model: 325i Model Code: E90 (Sedan), E91 (Wagon), E92 (Coupe), E93 (Convertible) Production Years Covered: 2006, 2007, 2008, 2009, 2010 Chassis Codes: E90, E91, E92, E93 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe/Wagon Target Audience: Enthusiast owners, independent repair shops, DIY mechanics. Competitive Analysis Key Competitors: Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G35. Key Features Of Vehicle Driving Dynamics: Renowned for balanced chassis, precise steering, and engaging driving experience. Powertrain: Smooth and potent 3.0L inline-six engine. Build Quality: Premium interior materials and solid construction. 📋 Manual Details Coverage Areas Coverage Overview: Comprehensive repair, maintenance, and troubleshooting for all BMW 325i models within the specified production years. Engine Variants Covered: N52B30 (3.0L Inline-6) Transmission Variants Covered: 6-speed manual (S6S 310Z / Getrag 420G), 6-speed automatic (GA6HP19Z) Body Styles Covered: Sedan (E90), Sports Wagon (E91), Coupe (E92), Convertible (E93) Page Count Estimated Page Count: ~2000+ pages (typical for comprehensive workshop manuals of this era) Manual Type Manual Type: Workshop Repair and Service Manual Content Focus: Diagnostic, repair, maintenance, wiring diagrams, specifications, procedures. Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine overhaul, cylinder head, pistons, connecting rods, crankshaft, timing system, lubrication system. Engine Management: Fuel injection, ignition system, electronic engine control (DME), VANOS, Valvetronic, emissions control. Cooling System: Radiator, water pump, thermostat, coolant flow, pressure testing. Exhaust System: Exhaust manifold, catalytic converters, mufflers, oxygen sensors. Fuel System: Fuel pump, fuel filter, fuel injectors, fuel pressure regulation, evaporative emission control (EVAP). Transmission Manual: Clutch system, gearbox overhaul, shift linkages, torque specifications. Transmission Automatic: Torque converter, valve body, mechatronics unit, transmission control unit (TCU), fluid and filter replacement. Drivetrain: Driveshafts, constant velocity joints (CV joints), differential, rear axle. Brakes: Brake system components (discs, pads, calipers), ABS, DSC (Dynamic Stability Control), brake fluid specifications and bleeding procedures. Suspension: Front and rear suspension components (struts, shock absorbers, control arms, bushings), alignment specifications. Steering: Power steering system, steering rack, steering column, alignment. Electrical System: Battery, charging system (alternator), starter motor, ignition system. Lighting System: Headlights, taillights, interior lighting, fog lights, bulb specifications. Body And Chassis: Body panels, doors, windows, locks, exterior trim, structural components. Interior Systems: Seats, dashboard, climate control, interior trim, airbags. Climate Control: HVAC system, refrigerant, compressor, blower motor, diagnostic procedures. Infotainment Audio: Radio, speakers, CD player, iDrive system (for applicable trims). Safety Systems: Airbags, seatbelts, pre-tensioners, ABS, DSC. Wiring Diagrams: Detailed electrical schematics for all major systems. Procedures Included Maintenance Procedures: Oil changes, filter replacements, spark plug replacement, coolant flushes, brake fluid changes, inspection routines. Repair Procedures: Component removal and installation, engine rebuild, transmission overhaul, suspension and brake component replacement, electrical diagnostics and repair. Troubleshooting Guides: Systematic diagnostic steps for common and uncommon issues, fault code interpretation. Diagnostic Procedures: Procedures for using diagnostic tools (e.g., ISTA/D) and interpreting sensor data. Torque Specifications: Accurate torque values for all critical fasteners and assembly points. Fluid Capacities And Types: Precise fluid capacities and recommended fluid specifications for engine oil, coolant, brake fluid, transmission fluid, etc. Reset Procedures: Procedures for resetting service indicators and adaptive learning parameters. Technical Depth Depth Of Coverage: From basic scheduled maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics and component-level repair. Diagnostic Capabilities: Detailed guidance on diagnosing electrical faults, engine performance issues, and transmission behavior. Component Level Repair: Instructions for repairing or replacing individual components within larger assemblies. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable for efficient information retrieval. Print Quality Print Recommendation: Optimized for digital viewing; high-resolution diagrams and text for clear printing of specific sections. Binding Type Binding For Download: N/A (Digital download) Paper Type Paper Type For Download: N/A (Digital download) ⚙️ Engine Specifications Primary Engine Engine Code: N52B30 Engine Type: Naturally Aspirated Inline-6 Cylinder, DOHC, 24 Valves Displacement: 2996 cc (3.0 Liters) Bore X Stroke: 85.0 mm x 88.0 mm Compression Ratio: 10.7:1 Performance Horsepower Peak: 255 hp @ 6600 rpm Torque Peak: 214 lb-ft @ 2750 rpm Redline: 7000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Direct Ignition (DISA II variable intake manifold, Valvetronic) Fuel Type: Premium Unleaded Gasoline (91+ Octane Recommended) Engine Management ECU Type: Bosch Motronic MED17.2 🔧 Transmission Standard Standard Transmission: 6-Speed Manual (Getrag 420G / S6S 310Z) Optional Optional Transmission: 6-Speed Steptronic Automatic (GA6HP19Z) Features Automatic Transmission Features: Adaptive shift logic, manual mode (Steptronic), paddle shifters (optional on some trims). Transmission Fluid Manual Transmission Fluid Spec: BMW MTF-LT-2 or equivalent Automatic Transmission Fluid Spec: BMW ATF 6 (P/N 83 22 0 024 249) or equivalent (e.g., Pentosin ATF1) 📐 Dimensions Exterior Wheelbase: E90/E91: 108.7 inches (2760 mm); E92/E93: 108.7 inches (2760 mm) Length: E90: 181.4 in (4608 mm); E91: 180.7 in (4590 mm); E92: 181.1 in (4600 mm); E93: 181.1 in (4600 mm) Width: 70.1 in (1781 mm) Height:...

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Sku: 420167

Collections: ALL BMW

Availability: In stock

Tags: 2006 2007 2008 2009 2010 325i BMW Car Cars Misc

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

Model Code:

E90 (Sedan), E91 (Wagon), E92 (Coupe), E93 (Convertible)

Production Years Covered:

2006, 2007, 2008, 2009, 2010

Chassis Codes:

E90, E91, E92, E93

👋 Introduction

Market Position

Segment:

Compact Executive Sedan/Coupe/Wagon

Target Audience:

Enthusiast owners, independent repair shops, DIY mechanics.

Competitive Analysis

Key Competitors:

Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G35.

Key Features Of Vehicle

Driving Dynamics:

Renowned for balanced chassis, precise steering, and engaging driving experience.

Powertrain:

Smooth and potent 3.0L inline-six engine.

Build Quality:

Premium interior materials and solid construction.

📋 Manual Details

Coverage Areas

Coverage Overview:

Comprehensive repair, maintenance, and troubleshooting for all BMW 325i models within the specified production years.

Engine Variants Covered:

N52B30 (3.0L Inline-6)

Transmission Variants Covered:

6-speed manual (S6S 310Z / Getrag 420G), 6-speed automatic (GA6HP19Z)

Body Styles Covered:

Sedan (E90), Sports Wagon (E91), Coupe (E92), Convertible (E93)

Page Count

Estimated Page Count:

~2000+ pages (typical for comprehensive workshop manuals of this era)

Manual Type

Manual Type:

Workshop Repair and Service Manual

Content Focus:

Diagnostic, repair, maintenance, wiring diagrams, specifications, procedures.

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete engine overhaul, cylinder head, pistons, connecting rods, crankshaft, timing system, lubrication system.

Engine Management:

Fuel injection, ignition system, electronic engine control (DME), VANOS, Valvetronic, emissions control.

Cooling System:

Radiator, water pump, thermostat, coolant flow, pressure testing.

Exhaust System:

Exhaust manifold, catalytic converters, mufflers, oxygen sensors.

Fuel System:

Fuel pump, fuel filter, fuel injectors, fuel pressure regulation, evaporative emission control (EVAP).

Transmission Manual:

Clutch system, gearbox overhaul, shift linkages, torque specifications.

Transmission Automatic:

Torque converter, valve body, mechatronics unit, transmission control unit (TCU), fluid and filter replacement.

Drivetrain:

Driveshafts, constant velocity joints (CV joints), differential, rear axle.

Brakes:

Brake system components (discs, pads, calipers), ABS, DSC (Dynamic Stability Control), brake fluid specifications and bleeding procedures.

Suspension:

Front and rear suspension components (struts, shock absorbers, control arms, bushings), alignment specifications.

Steering:

Power steering system, steering rack, steering column, alignment.

Electrical System:

Battery, charging system (alternator), starter motor, ignition system.

Lighting System:

Headlights, taillights, interior lighting, fog lights, bulb specifications.

Body And Chassis:

Body panels, doors, windows, locks, exterior trim, structural components.

Interior Systems:

Seats, dashboard, climate control, interior trim, airbags.

Climate Control:

HVAC system, refrigerant, compressor, blower motor, diagnostic procedures.

Infotainment Audio:

Radio, speakers, CD player, iDrive system (for applicable trims).

Safety Systems:

Airbags, seatbelts, pre-tensioners, ABS, DSC.

Wiring Diagrams:

Detailed electrical schematics for all major systems.

Procedures Included

Maintenance Procedures:

Oil changes, filter replacements, spark plug replacement, coolant flushes, brake fluid changes, inspection routines.

Repair Procedures:

Component removal and installation, engine rebuild, transmission overhaul, suspension and brake component replacement, electrical diagnostics and repair.

Troubleshooting Guides:

Systematic diagnostic steps for common and uncommon issues, fault code interpretation.

Diagnostic Procedures:

Procedures for using diagnostic tools (e.g., ISTA/D) and interpreting sensor data.

Torque Specifications:

Accurate torque values for all critical fasteners and assembly points.

Fluid Capacities And Types:

Precise fluid capacities and recommended fluid specifications for engine oil, coolant, brake fluid, transmission fluid, etc.

Reset Procedures:

Procedures for resetting service indicators and adaptive learning parameters.

Technical Depth

Depth Of Coverage:

From basic scheduled maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics and component-level repair.

Diagnostic Capabilities:

Detailed guidance on diagnosing electrical faults, engine performance issues, and transmission behavior.

Component Level Repair:

Instructions for repairing or replacing individual components within larger assemblies.

📊 Manual Specifications

File Format

File Type:

Searchability:

Likely text-searchable for efficient information retrieval.

Print Quality

Print Recommendation:

Optimized for digital viewing; high-resolution diagrams and text for clear printing of specific sections.

Binding Type

Binding For Download:

N/A (Digital download)

Paper Type

Paper Type For Download:

N/A (Digital download)

⚙️ Engine Specifications

Primary Engine

Engine Code:

N52B30

Engine Type:

Naturally Aspirated Inline-6 Cylinder, DOHC, 24 Valves

Displacement:

2996 cc (3.0 Liters)

Bore X Stroke:

85.0 mm x 88.0 mm

Compression Ratio:

10.7:1

Performance

Horsepower Peak:

255 hp @ 6600 rpm

Torque Peak:

214 lb-ft @ 2750 rpm

Redline:

7000 rpm

Fuel System

Fuel Delivery:

Electronic Fuel Injection (EFI) with Direct Ignition (DISA II variable intake manifold, Valvetronic)

Fuel Type:

Premium Unleaded Gasoline (91+ Octane Recommended)

Engine Management

ECU Type:

Bosch Motronic MED17.2

🔧 Transmission

Standard

Standard Transmission:

6-Speed Manual (Getrag 420G / S6S 310Z)

Optional

Optional Transmission:

6-Speed Steptronic Automatic (GA6HP19Z)

Features

Automatic Transmission Features:

Adaptive shift logic, manual mode (Steptronic), paddle shifters (optional on some trims).

Transmission Fluid

Manual Transmission Fluid Spec:

BMW MTF-LT-2 or equivalent

Automatic Transmission Fluid Spec:

BMW ATF 6 (P/N 83 22 0 024 249) or equivalent (e.g., Pentosin ATF1)

📐 Dimensions

Exterior

Wheelbase:

E90/E91: 108.7 inches (2760 mm); E92/E93: 108.7 inches (2760 mm)

Length:

E90: 181.4 in (4608 mm); E91: 180.7 in (4590 mm); E92: 181.1 in (4600 mm); E93: 181.1 in (4600 mm)

Width:

70.1 in (1781 mm)

Height:

E90: 56.7 in (1440 mm); E91: 56.7 in (1440 mm); E92: 55.7 in (1415 mm); E93: 55.3 in (1405 mm)

Wheel Bolt Pattern:

5x120

Wheel Size:

Typically 17-inch or 18-inch alloy wheels (optional 19-inch)

Weights

Curb Weight:

Approx. 3500-3800 lbs (depending on body style and equipment)

🛡️ Safety Features

Ratings

NHTSA Frontal Impact Driver:

5-Star (for Sedan models)

NHTSA Frontal Impact Passenger:

5-Star (for Sedan models)

IIHS Moderate Overlap Frontal Offset:

Good (for Sedan models)

Active Features

Active Safety Features:

Anti-lock Braking System (ABS), Dynamic Stability Control (DSC), Traction Control System (TCS), Dynamic Brake Control (DBC), Brake Fade Compensation, Brake Drying.

Passive Features

Passive Safety Features:

Front airbags, front side-impact airbags, front knee airbags, active front head restraints, pre-tensioned seatbelts, LATCH child seat anchors.

Convertible Safety Features:

Pop-up roll bars.

💡 Technology Features

Infotainment

Infotainment System:

BMW iDrive (optional, various versions depending on year and options), Professional Radio, Business Radio.

Connectivity Options:

Bluetooth, USB/Aux input (often optional or added later), satellite radio readiness.

Driver Assistance

Driver Assistance Features:

Cruise control, Park Distance Control (PDC), optional Xenon headlights with adaptive lighting, rain-sensing wipers.

Advanced Tech

Engine Technology:

Valvetronic (variable valve lift), VANOS (variable camshaft timing), DISA II (dual-path intake manifold).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Variable, typically indicated by the Condition Based Service (CBS) system, often around 10,000-15,000 miles or annually.

Brake Fluid Change Interval:

Every 2 years, regardless of mileage.

Engine Air Filter Replacement:

Variable, typically between 20,000-30,000 miles or as indicated by CBS.

Cabin Air Filter Replacement:

Typically every 15,000-20,000 miles or annually.

Spark Plug Replacement:

Around 60,000 miles for N52 engines (check specific manual for exact interval).

Fluid Specifications

Engine Oil Specification:

BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04), SAE 0W-30 or 5W-30 Synthetic

Coolant Specification:

BMW Blue Antifreeze (G48 ethylene glycol-based) or equivalent

Power Steering Fluid Specification:

Pentosin CHF 11S or BMW PSF-4

Known Issues

Common Issues List:

Oil pan gasket leaks, valve cover gasket leaks, VANOS solenoid issues, coolant expansion tank leaks, ignition coil failures, water pump failures (often electric on later models), CBS system sensor inaccuracies, CCV (Crankcase Ventilation) system clogging.

📚 Vehicle History

Brand Heritage

Brand Legacy:

BMW, established in 1916, is renowned for its 'Ultimate Driving Machine' philosophy, emphasizing performance, luxury, and engineering precision.

Model Evolution

E90 Generation Introduction:

The E90 generation debuted in 2005 for the 2006 model year, marking a significant evolution from the E46 generation with new styling, technology, and powertrains.

E90 Generation Facelift:

Mid-cycle refresh (LCI) occurred for the 2009 model year, with updated front and rear styling, interior trim, and technology features.

Production

Manufacturing Locations:

Primarily Dingolfing and Regensburg, Germany; also other global BMW production facilities.

🏆 Awards & Recognition

Recognitions

Ward S 10 Best Engines:

The N52 engine family, including the 325i's variant, was recognized by Ward's AutoWorld as one of the 10 Best Engines multiple times for its refinement and performance.

Ratings

Consumerreports Reliability Rating:

Varies by year; early E90 models generally had average to above-average reliability, with later years showing some improvement or specific recurring issues highlighted.

Certifications

Epa Fuel Economy Rating Est:

Approx. 19-20 MPG City / 27-28 MPG Highway (for 325i with automatic transmission)