🏷️ Basic Information

Make:

Volvo

Model:

C70

Year:

2001

Chassis Code:

P80

Engine Codes:

B5244S2, B5244S

👋 Introduction

Segment:

Premium Compact Executive Convertible/Coupe

Target Audience:

Enthusiasts, owners seeking detailed maintenance and repair information for their luxury convertible.

Competitors:

Audi A4 Cabriolet, BMW 3 Series Convertible, Mercedes-Benz CLK Convertible, Saab 9-3 Convertible.

Vehicle Appeal:

Volvo's characteristic safety, distinctive Scandinavian design, comfortable interior, and the versatility of a convertible.

Benefit To Owner:

Empowers owners and independent mechanics with the precise information needed to maintain and repair the C70, saving on dealership costs and ensuring longevity.

📋 Manual Details

Systems Covered:

Engine, Transmission (Automatic & Manual), Drivetrain, Suspension, Steering, Brakes, ABS, SRS (Airbag), Fuel System, Cooling System, HVAC, Electrical System (Wiring Diagrams Included), Body & Chassis, Interior, Convertible Top System (Power Operated)

Total Pages:

Approximately 2000+ pages (Digital Compilation)

Type:

Comprehensive Service & Repair Manual

Language:

English

Format:

Software/Digital (Likely PDF or proprietary viewer)

📖 Manual Coverage

Engine Mechanical:

Detailed disassembly, inspection, and reassembly procedures for all engine components (cylinder head, block, pistons, crankshaft, camshafts, valvetrain).

Engine Management:

Fuel injection system, ignition system, emissions control, sensor diagnostics, ECU locations and functions.

Transmission Manual:

Service and repair for the 5-speed M56 manual gearbox.

Transmission Automatic:

Service and repair for the 4-speed AW55-50SN automatic transmission.

Drivetrain:

Front-wheel drive components, driveshafts, CV joints, differential.

Suspension:

Front and rear suspension component diagnosis, replacement, and alignment procedures.

Steering:

Power steering system, steering rack, column, and components.

Brakes:

Disc brake systems (front and rear), ABS system components and diagnostics, parking brake.

Electrical System:

Complete wiring diagrams for all vehicle systems, component testing, fuse and relay identification, diagnostic trouble codes (DTCs).

Comfort Controls:

HVAC system diagnosis, repair, and refrigerant handling; power window, seat, and mirror operation.

Body And Chassis:

Body panel replacement, interior trim removal and installation, door and lock mechanisms.

Convertible Top:

Hydraulic and electrical systems for the power-operated convertible soft top, including troubleshooting and repair.

Routine Maintenance:

Oil changes, filter replacements, spark plug service, brake fluid changes, coolant flushes.

Troubleshooting:

Diagnostic flowcharts and symptom-based troubleshooting for common and uncommon issues.

Component Replacement:

Detailed step-by-step instructions for replacing virtually all serviceable components.

Diagnostic Procedures:

Procedures for using diagnostic tools, reading DTCs, and interpreting sensor data.

Engine Rebuild:

Complete engine overhaul procedures, including machining specifications and clearances.

Timing Belt Service:

Precise instructions for timing belt replacement, which is critical on these engines.

Convertible Top Adjustment:

Calibration and adjustment procedures for the convertible top mechanism to ensure proper sealing and operation.

Depth:

Comprehensive, from basic maintenance to full component overhaul and advanced diagnostics, suitable for professional technicians and advanced DIYers.

📊 Manual Specifications

Software Type:

Digital Manual Software (likely searchable PDF or executable with integrated diagrams).

Searchability:

High (allows for quick lookup of specific procedures or components).

Print Quality:

Excellent (digital format allows for high-resolution printing of individual pages).

Binding Type:

N/A (Digital Software)

Paper Type:

N/A (Digital Software)

⚙️ Engine Specifications

Engine Type:

Inline 5-cylinder, DOHC, 20 Valves

Displacement:

2.4 Liters (2435 cc)

Bore X Stroke:

83.0 mm x 90.0 mm

Compression Ratio:

10.5:1

Horsepower B5244S2:

168 hp @ 6000 rpm

Torque B5244S2:

170 lb-ft @ 4000 rpm

Horsepower B5244S:

170 hp @ 6000 rpm

Torque B5244S:

170 lb-ft @ 4000 rpm

Fuel Delivery:

Multi-point Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline, 91 octane (or higher) recommended.

🔧 Transmission

Type:

5-speed Manual (M56)

Type:

4-speed Automatic (AW55-50SN)

Automatic Modes:

Possible Sport/Comfort modes depending on specific trim/options.

Manual Transmission Fluid:

Refer to manual for specific API GL-4 or GL-5 classification; likely 75W-90 synthetic.

Automatic Transmission Fluid:

JWS 3309 (Volvo's own specification, often compatible with Mobil ATF 3309 or equivalent).

📐 Dimensions

Length:

4603 mm (181.2 in)

Width:

1772 mm (69.8 in)

Height:

1375 mm (54.1 in)

Wheelbase:

2609 mm (102.7 in)

Trunk Volume:

Approximately 0.35 m³ (12.4 cu ft) with the top up.

Curb Weight:

Approx. 1575 kg (3472 lbs) for manual, 1600 kg (3527 lbs) for automatic.

Gross Vehicle Weight Rating:

Refer to vehicle's compliance plate.

Wheel Size:

Typically 16-inch or 17-inch alloy wheels.

Tire Size:

Commonly 205/55R16 or 225/45R17.

Bolt Pattern:

5x108

🛡️ Safety Features

NHTSA Front Impact:

5-star (for similar models of the era, specific C70 2001 ratings may vary).

IIHS Side Impact:

Good (for similar models of the era).

ABS:

Standard Anti-lock Braking System.

Traction Control:

Optional or standard depending on market/trim (TRACS).

Airbags:

Standard front airbags, optional side airbags (SIPS).

Rollover Protection:

Integrated rollover protection system (ROPS) with pop-up hoops.

Seatbelts:

Pretensioning seatbelts with force limiters.

💡 Technology Features

Audio System:

Premium audio systems often featuring Dynaudio speakers, CD player, and optional satellite navigation.

Climate Control:

Automatic Climate Control (ECC) with pollen filter.

Cruise Control:

Standard cruise control system.

Seat Memory:

Optional driver's seat memory functions.

Oem Diagnostics:

Requires Volvo's proprietary diagnostic tools (e.g., VST) for advanced system analysis, though this manual provides the foundational knowledge.

🔧 Maintenance

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first.

Timing Belt Interval:

Every 105,000 miles or 7 years, whichever comes first (critical maintenance item).

Spark Plug Replacement:

Approximately every 60,000 miles, depending on spark plug type.

Engine Oil Capacity:

5.5 Liters (5.8 US Quarts) with filter.

Engine Oil Specification:

API SL/SM, ILSAC GF-3 or higher; Viscosity SAE 0W-30 or 5W-30 synthetic recommended.

Coolant Capacity:

Approximately 7.5 Liters (7.9 US Quarts).

Coolant Specification:

Volvo P/N 31439801 (Green) or G48 ethylene glycol-based antifreeze.

Brake Fluid Specification:

DOT 4.

Common Problems:

PCV system clogging (leading to oil leaks and rough idle), mass airflow sensor (MAF) issues, ignition coil failure, convertible top hydraulic leaks/malfunctions, ABS module failure, fuel pump relay issues.

Recommendations:

Regular cleaning/inspection of PCV system, prompt replacement of worn ignition coils, periodic inspection of convertible top seals and hydraulics.

📚 Vehicle History

Volvo Safety Philosophy:

Volvo's long-standing commitment to safety, pioneered through innovations like the three-point seatbelt, continues with features like SIPS and ROPS.

Platform:

Based on Volvo's P80 platform, shared with models like the S70 and V70.

Design Era:

Represents the latter part of the first generation of the C70, known for its distinctive five-cylinder engine and premium convertible experience.

Manufacturing Location:

Uddevalla, Sweden

Production Years:

First Generation: 1997-2005

🏆 Awards & Recognition

Safety Awards:

Consistent recognition for Volvo's safety engineering in this era; the C70 embodies this with its robust structure and advanced safety systems.

Consumer Reports:

Variable consumer reliability ratings, typical for European luxury vehicles of this vintage. Manual aids in mitigating common issues.