1995 Audi 100 (C4-4A) Service and Repair Manual

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🏷️ Basic Information Identification Make: Audi Model: 100 Year: 1995 Codes Chassis Code: C4-4A 👋 Introduction Market Position Segment: Executive Sedan / Wagon Positioning: Premium, sophisticated, and technologically advanced offering...

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Type: Car

Vendor:

Sku: 28060

Tags: 100 (C4-4A) 1995 Audi Car

Product variants

Description

🏷️ Basic Information

Identification

Make:

Model:

Year:

Codes

Chassis Code:

C4-4A

👋 Introduction

Market Position

Segment:

Executive Sedan / Wagon

Positioning:

Premium, sophisticated, and technologically advanced offering in its class

Competitive Analysis

Competitors:

BMW 5 Series (E34), Mercedes-Benz E-Class (W124), Lexus GS300, Volvo 900 Series

Key Features

Platform:

C4 platform, known for its robust construction and refined ride

Drivetrain Options:

Available in Front-Wheel Drive (FWD) and Audi's legendary quattro All-Wheel Drive (AWD)

Design:

Sleek, aerodynamic design with a focus on quality and build integrity

📋 Manual Details

Coverage Areas

All Models Trims:

Repair Scope:

A-Z (All Repairs)

Page Count

Estimated Pages:

Extensive (Dealer-Level Detail)

Manual Type

Type:

Official Service and Repair Manual

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Engine overhaul, cylinder head, block, pistons, crankshaft, camshafts, valve train

Engine Management:

Fuel injection, ignition system, emissions control, sensors, ECU diagnostics

Transmission:

Manual and automatic transmission repair, clutch, torque converter, shift mechanisms

Drivetrain:

Front-wheel drive, quattro all-wheel drive system, driveshafts, differentials

Suspension:

Front and rear suspension components, springs, shock absorbers, control arms, wheel bearings

Steering:

Power steering system, steering rack, steering column, alignment

Brakes:

Hydraulic system, ABS, brake pads, rotors, calipers, lines, parking brake

Electrical System:

12V system, battery, alternator, starter, wiring diagrams, lighting, fuses, relays

Body And Chassis:

Body panel repair, doors, windows, locks, interior trim, chassis components

HVAC:

Heating, ventilation, and air conditioning system diagnosis and repair

Procedures Included

Scheduled Maintenance:

Oil changes, filter replacements, fluid checks, spark plugs, belts

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based diagnosis

Repair Procedures:

Step-by-step instructions for all component replacements and repairs

Adjustment Procedures:

Alignment, idle speed, clutch, brake adjustments

Rebuild Procedures:

Complete engine and transmission rebuild instructions

Wiring Diagrams:

Comprehensive electrical schematics for all systems

Technical Depth

Detail Level:

Factory Level (OEM Specification)

Diagnostic Tools:

Includes information on specialized tools and procedures required for diagnosis

Torque Specifications:

Detailed torque values for all fasteners

Clearances:

Precise specifications for all internal engine and transmission clearances

📊 Manual Specifications

File Format

Digital Format:

PDF (Portable Document Format)

Print Quality

Readability:

High-resolution, easily readable text and diagrams

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Quality:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Code:

AAR (2.8L V6), ABC (2.6L V6)

Configuration:

Naturally Aspirated V6

Displacement:

2.8 Liters (2771 cc) / 2.6 Liters (2598 cc)

Bore X Stroke:

82.5 mm x 91.3 mm (2.8L) / 82.5 mm x 81.0 mm (2.6L)

Compression Ratio:

10.3:1 (2.8L) / 10.3:1 (2.6L)

Performance

Horsepower:

172 hp @ 5500 rpm (2.8L) / 150 hp @ 5500 rpm (2.6L)

Torque:

184 lb-ft @ 3000 rpm (2.8L) / 157 lb-ft @ 3500 rpm (2.6L)

Fuel System

Fuel Delivery:

Multi-point fuel injection (MPI)

Fuel Type:

Unleaded gasoline (91 Octane or higher recommended)

Engine Components

Valve Train:

SOHC (Single Overhead Camshaft) per bank, 2 valves per cylinder

Cooling System:

Pressurized liquid cooling system

🔧 Transmission

Standard

Transmission Type:

5-speed Manual Transmission

Optional

Transmission Type:

4-speed Automatic Transmission (Tiptronic optional on some models/markets)

Features

Automatic Features:

Lock-up torque converter, electronic control

Fluid Specifications

Automatic Transmission Fluid:

G 052 162 A1/A2 (Pentosin ATF 100 or equivalent)

Manual Transmission Fluid:

G 052 171 A1/A2 (Gear oil, API GL-4, SAE 75W-90)

📐 Dimensions

Exterior

Length:

Approx. 4.76 m (187.4 in)

Width:

Approx. 1.78 m (70.1 in)

Height:

Approx. 1.42 m (55.9 in)

Wheelbase:

Approx. 2.76 m (108.7 in)

Weights

Curb Weight:

Approx. 1400-1600 kg (3086-3527 lbs), varies by model and drivetrain

🛡️ Safety Features

Ratings

NHTSA Ratings:

Limited data available for this specific year; older models generally had good structural integrity.

Active Features

Standard on most models

Traction Control:

Available (ASR) on some quattro models

Passive Features

Airbags:

Driver and passenger airbags

Seatbelts:

Front and rear seatbelts with pretensioners

Body Structure:

Reinforced safety cage construction

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM/Cassette or CD player with upgraded speaker options

Climate Control:

Manual or automatic climate control (Climatronic)

Driver Assistance

Cruise Control:

Standard on most models

Connectivity

Navigation:

Not available from factory; aftermarket options possible.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 7,500 miles or 12 months, whichever comes first (or per owner's manual recommendation)

Spark Plug Replacement:

Approx. 60,000 miles

Timing Belt Replacement:

Approx. 60,000 miles (critical interval, failure can cause severe engine damage)

Fluid Specifications

Engine Oil Specification:

API SG or higher, SAE 0W-30 or 5W-40 (check manual for exact viscosity based on climate)

Coolant Specification:

G 11 (Blue) or G 12 (Red) coolant (pre-diluted 50/50 with distilled water)

Brake Fluid Specification:

DOT 4

Known Issues

Engine:

Oil leaks (valve cover, oil pan), cooling system issues (hoses, water pump), timing belt maintenance criticality.

Electrical:

Window regulator failures, HVAC blower motor issues, instrument cluster pixelation.

Suspension:

Worn control arm bushings, strut mount degradation.

Quattro:

Rarely significant issues if maintained, but check for CV joint wear.

📚 Vehicle History

Brand Heritage

Brand Focus:

Audi has a long history of engineering excellence, particularly in quattro all-wheel drive and V6/V8 engines.

Model Evolution

Predecessor:

Audi 100 (Type 44/44Q)

Successor:

Audi A6 (C5)

C4 Generation:

Introduced in 1990 for model year 1991, facelifted for 1995 with minor styling and powertrain updates.

Production

Production Years:

C4 generation: 1990-1997 (1995 is part of this generation)

Manufacturing Location:

Germany

🏆 Awards & Recognition

Recognitions

Car And Driver నించ:

Car and Driver's 10Best list for several years in the late 80s and early 90s, setting a benchmark for Audi.

Ratings

Safety Reputation:

Generally regarded as a safe and well-built vehicle for its era.