2003 BMW 325i 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 Wagon 4-Door
Engines covered
- 2.5L 2494CC 152Cu. In. 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
ON CERTAIN PASSENGER AND SPORT WAGON VEHICLES WITH AUTOMATIC TRANSMISSIONS, WITH THE ENGINE RUNNING, AND THE VEHICLE AT REST, AN INCREASE OF ENGINE IDLE SPEED (UP TO 1,300 RPM) MAY OCCUR.
IF A GEAR IS SELECTED, THE DRIVER MAY FEEL AS IF THE VEHICLE IS BEING PUSHED.
DEALERS WILL REPROGRAM THE DIGITAL ENGINE MANAGEMENT CONTROL UNIT. OWNER NOTIFICATION BEGAN MAY 5,
ON CERTAIN PASSENGER VEHICLES, THE WINDOW LIFTING ANTI-PINCHING DEVICE MIGHT NOT FUNCTION PROPERLY.
OCCUPANTS COULD BE PINCHED BY A WINDOW THAT IS BEING CLOSED.
DEALERS WILL INSPECT, AND IF NECESSARY, REPLACE THE ELECTRONIC CONTROL UNIT FOR THE WINDOW LIFTING A
BMW IS RECALLING CERTAIN MODEL YEAR 2002-2005 325I, 325XI, 330I, AND 330XI VEHICLES MANUFACTURED FROM SEPTEMBER 1, 2001, THROUGH MARCH 1, 2005. OVER TIME, RESISTANCE IN THE ELECTRICAL CONTACTS MAY CA
INTERMITTENT LIGHT OPERATION REDUCES THE ABILITY TO WARN OTHER MOTORISTS OF THE DRIVER'S INTENTIONS.
BMW WILL NOTIFY OWNERS, AND DEALERS WILL REPAIR THE VEHICLES FREE OF CHARGE. THE SAFETY RECALL BEGA
BMW of North America, LLC (BMW) is recalling certain 2000-2005 323iT, 325iT, 325xiT, 320i, 323i, 325i, 325xi, 328i, 330i and 330xi and 2000-2006 323Ci, 325Ci, 328Ci, 330Ci, M3 Coupe, 323Cic, 325Cic, 3
An inflator explosion may result in sharp metal fragments striking the driver or other occupants res
BMW will notify owners, and dealers will replace the passenger's front air bag, free of charge. The
BMW is recalling certain model year 2002-2003 325i, 325xi, 330i, 330xi sedans; 325Ci and 330Ci coupes and convertibles; 325iT and 325xiT Sports Wagons; and M3 coupes and convertibles to address a safe
In the event of a crash necessitating deployment of the passenger's frontal air bag, the inflator co
Owners are advised not to drive their vehicles until they have been repaired. BMW intends to issue i
The basic conditions for initializing the power windows are not met.
Diagnosis of Compound Brake System Complaints in M Vehicles: 1. Visible cracks are caused by high thermal stresses during rapid heating and cooling of the brake discs. Braking from high speed with cold brake components (less than 212 degree
SERVICE ACTION - HEAD AIR BAG HOLDER RETROFIT: A rattle noise may develop from the head air bag (ITS) gas generator contacting adjacent component. This noise can be heard while driving on an uneven roadway.
E46 SULEV/PZEV: FUEL TANK DISPOSAL PROCEDURE: E46 M56 vehicles, in addition to meeting the SULEV (Super Ultra Low Emission) tailpipe emission standard, also conform to the Zero Evaporative Emissions (PZEV) regulations. In order to meet thes
BMW: PROCEDURE FOR DETERMINING AND REPLACING INCANDESCENT AND HALOGEN LIGHT BULBS UNDER WARRANTY. *RM
BMW: A NEW TECHNICAL PROCESS HAS BEEN CREATED FOR BMW TO IDENTIFY CAUSES OF STEERING COMPLAINTS WITH A WIDE RANGE OF MODELS. *RM
BMW VEHICLES: FUEL LEVEL SENSOR REPAIRS. WHERE IT IS NECESSARY TO REPLACE THE RIGHT OR THE LEFT SIDE FUEL LEVEL SENSOR DUE TO A FAILURE, THE ENTIRE PUMP AND HOUSING OR DELIVERY UNIT (SUCTION JET ASSEMBLY) DO NOT NEED TO BE REPLACED AS WELL.
ENGINE WIRING HARNESS SECTION REPLACEMENT FOR IGNITION COILS. *TT
I WAS DRIVING THROUGH AN INTERSECTION AT APPROXIMATELY 15 MPH WHEN I WAS STRUCK IN THE DRIVER AND PASSENGER DOORS BY A VEHICLE WHO WAS RUNNING A RED LIGHT. THE OTHER DRIVER DID NOT SEE ME AND STRUCK M
I WAS DRIVING THROUGH AN INTERSECTION AT APPROXIMATELY 15 MPH WHEN I WAS STRUCK IN THE DRIVER AND PASSENGER DOORS BY A VEHICLE WHO WAS RUNNING A RED LIGHT. THE OTHER DRIVER DID NOT SEE ME AND STRUCK M
TL* THE CONTACT OWNS A 2003 BMW 325I. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 45 MPH, THE CONTACT FALL ASLEEP BEHIND THE WHEEL AND CRASHED INTO A DITCH. THE AIR BAGS FAILED TO DEPLOY. T
Showing the 3 most serious of 261 complaints filed with NHTSA.
