1998 BMW M3 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Sedan 4-Door
- Base Convertible 2-Door
- Base Coupe 2-Door
Engines covered
- 3.2L 3152CC l6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES ARE BUILT WITH A SIDE AIR BAG SYSTEM CONSISTING OF DOOR-MOUNTED THORAX AIR BAGS (REAR DOOR AIR BAGS ARE OPTIONAL), A HEAD PROTECTION SYSTEM (H
THIS COULD CAUSE THE SIDE AIR BAG AND HPS TO DEPLOY WITHOUT AN ACTUAL SIDE CRASH. IN ADDITION, THE
DEALERS WILL REPROGRAM THE CENTRAL COMPUTER CONTROL MODULE THAT REGULATES THE PERFORMANCE OF ALL OF
VEHICLE DESCRIPTION: PASSENGER VEHICLES. THESE VEHICLES ARE BUILT WITH A SIDE AIR BAG SYSTEM CONSISTING OF DOOR-MOUNTED THORAX AIR BAGS (REAR DOOR AIR BAGS ARE OPTIONAL), A CENTRAL ELECTRONIC SENSOR
THIS COULD CAUSE THE SIDE AIR BAG TO DEPLOY WITHOUT AN ACTUAL SIDE CRASH. IN ADDITION, THE BATTERY
DEALERS WILL REPROGRAM THE CENTRAL COMPUTER CONTROL MODULE THAT REGULATES THE PERFORMANCE OF ALL OF
Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
BMW: A GRINDING NOISE IS COMING FROM THE DIFFERENTIAL DURING SLOW CORNERING. WHEN TURNING A SLIP/STICK EFFECT IS CREATED ON THE LINING AND STEEL DISCS INCORPORATED IN THE DIFFERENTIAL CLUTCH CAUSES A GRINDING NOISE. *RM
BMW: THERMOSTAT HOUSING INSPECTION. THE RETAINING SPRINGS OF THE THERMOSTAT HOUSING QUICK RELEASE COUPLINGS FOR THE COOLANT HOSES MAY NOT BE LOCKED CORRECTLY. THIS SITUATION MAY RESULT IN A COOLANT LEAK. MODELS AFFECTED ARE M3 SEDAN (E90),
THIS BULLETIN CONTAINS INFORMATION ON NEW VEHICLE PREPARATION AND MAINTENANCE REQUIREMENTS FOR VARIOUS MODELS. *TT
CUSTOMER MAY COMPLAIN OF ENGINE RUNNING ROUGH ON COLD START. *TT
INFORMATION ON NEW AIRBAGS. *YC
SUBJECT ON RETROFIT OF MOTORSPORT HEAD RESTRAINTS. *YC
NEW VEHICLE PREPARATION AND MAINTENANCE REQUIREMENTS. *YC
Showing the 8 most recent of 11 technical service bulletins on file with NHTSA.
ON OCTOBER 13TH AT APPROXIMATELY 1800HRS THE LEFT REAR TIRE OF MY 1998 BMW M3 "RAPIDLY DEFLATED" RESULTING IN A ROLLOVER CRASH. APPROXIMATELY 1/4 OF THE INNER SIDEWALL WAS LEFT SHREDDED. WEATHER WAS
CONSUMER RAN INTO A POLE AND SPLIT POLE IN HALF, AIR BAGS DID NOT DEPLOY. AUTOMOBILE WAS TOTALLED. DEALER WAS CONTACTED. *AK
1) NORMAL VEHICLE OPERATION 2) LEFT REAR STRUT-TOWER FAILURE RESULTING IN PENETRATION OF STRUT AND SPRING AND FAILURE OF REAR SUSPENSION. COULD HAVE RESULTED IN LOSS OF CONTROL AND ACCIDENT. 3) REPA
Showing the 3 most serious of 18 complaints filed with NHTSA.
