Technical Service Bulletins (TSBs) for the 2004 525 are official communications between BMW & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
BMW VEHICLE: SPORT TRANSMISSION PADDLE SHIFTERS INOPERATIVE-DIAGNOSIS. THE DIRECT COMMUNICATION INPUT LINE BETWEEN THE PADDLE SHIFTERS AND THE EGS TRANSMISSION CONTROL MODULE IS INTERRUPTED. NO MODEL YEARS LISTED. Read More »
BMW: STEERING COLUMN SWITCH CENTER CONTAINS ONE OR MORE FAULTS: INTERNAL CONTROL, STEERING WHEEL LOCK RANGE EXCEEDED, WIPER ANGLE DEFECTIVE. VARIOUS CHECK CONTROL MESSAGES APPEAR WITH AIRBAG WARNING LAMP ILLUMINATED. Read More »
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. Read More »
BMW VEHICLE: DSC DISABLING FUNCTION. DUE TO REVISED DME, DSC AND CCC SOFTWARE, THE MDM (M DYNAMIC MODE) BUTTON LOCATED IN THE CENTER CONSOLE SWITCH CLUSTER (SZM) NOW HAS TRIPLE FUNCTIONALITY-DEFAULT STATE-DSC ON; SHORT PRESS-MDM ON ... Read More »
BMW VEHICLE: THE SERVICE ENGINE SOON (MIL) LAMP IS ILLUMINATED AND A POWER REDUCTION IS CLEARLY PERCEPTIBLE. THIS SITUATION MAY OCCUR AFTER DRIVING FOR SOME TIME WITH THE ENGINE ALREADY AT FULL OPERATING TEMPERATURE. Read More »
BMW: COMPLAINTS THAT THE ENGINE MANAGEMENT SYSTEM HAS ENTERED THE ENGINE FAILSAFE MODE AND THAT THE TURBOCHARGER BOOST IS REDUCED. E82, E88, E90, E92, E93, E60, E61, AND E71. ALL MODELS WITH NAY ENGINES. NO MODEL YEARS LISTED. Read More »
BMW: SIX DIFFERENT MODELS EQUIPPED WITH THE M54 ENGINE COULD HAVE VALVE COVERS BREAK IN COLD WEATHER AND RUIN THE ENGINE. THIS IS DUE TO MOISTURE ACCUMULATION. *RM Read More »
BMW: VEHICLE HAS A CHECK CONTROL MESSAGE SELF LEVELING SUSPENSION FAILED/MALFUNCTIONING DISPLAYED. AT LEAST ONE OF THE FOLLOWING FAULT CODES IS STORED AND IS CURRENTLY PRESENT IN THE EHC CONTROL UNIT: 5F98 CONTROL TIME FAULT LIFTING REAR ... Read More »
BMW: SMALL NUMBER OF VEHICLES EXPERIENCE PROBLEMS RANGING FROM LEAKING OIL FILLER CAPS, LEAKING OR BROKEN VALVE COVERS, TO COMPLETE ENGINE FAILURE IN EXTREMELY COLD CLIMATE CONDITIONS. Read More »
N54 RATTLE NOISE FROM TURBOCHARGER AREA. MODELS E90, E92 AND E93 (3 SERIES) 335I AND 335XI; E60 AND E61 (5 SERIES) 535I AND 535XI, ALL WITH N54 ENGINE FROM THE START OF PRODUCTION TO JANUARY 17, 2008 PRODUCTION. Read More »
BMW VEHICLE: SERVICE ENGINE SOON LIGHT ILLUMINATED: S85-VARIOUS VANOS RELATED FAULTS STORED. (E60 (5SERIES), E63 & E64 (6SERIES). NO MODEL YEARS LISTED. *PE Read More »
N52 EDK THROTTLE JAMMING FAULTS 2D09, 2CED AND 2CEC. MODEL E90 AND E91 (3 SERIES) AND E60 AND E61 (5 SERIES), ALL MODELS UP TO 11/2005 WITH N52 ENGINE. *PE Read More »
BMW VEHICLE: N54 TURBOCHARGER WASTE GATE CONTROL NOISES AND OPERATION. AFTER TURNING OFF ENGINE, A SLIGHT RATTLE NOISE IS HEARD FROM THE ENGINE COMPARTMENT. THIS NOISE IS SIMILAR TO A MECHANICAL TYPEWRITER. Read More »
RETAIL DELIVERY STOP ON 2004 MY 8 & 12 CYLINDER VEHICLES PRODUCED MAY 2004 THROUGH JULY 2004. DUE TO A MANUFACTURING ERROR, THE ENGINE CONTROL MODULE MAIL FAIL. THIS COULD CAUSE THE VEHICLE TO STALL UNEXPECTEDLY OR FAIL TO START AT ALL. Read More »
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
BMW: COMPLAINTS THAT THE ENGINE MANAGEMENT SYSTEM HAS ENTERED THE ENGINE FAILSAFE MODE AND THAT THE TURBOCHARGER BOOST IS REDUCED. E82, E88, E90, E92, E93, E60, E61, AND E71. ALL MODELS WITH NAY ENGINES. NO MODEL YEARS LISTED. Read More »
N54 RATTLE NOISE FROM TURBOCHARGER AREA. MODELS E90, E92 AND E93 (3 SERIES) 335I AND 335XI; E60 AND E61 (5 SERIES) 535I AND 535XI, ALL WITH N54 ENGINE FROM THE START OF PRODUCTION TO JANUARY 17, 2008 PRODUCTION. Read More »
BMW VEHICLE: N54 TURBOCHARGER WASTE GATE CONTROL NOISES AND OPERATION. AFTER TURNING OFF ENGINE, A SLIGHT RATTLE NOISE IS HEARD FROM THE ENGINE COMPARTMENT. THIS NOISE IS SIMILAR TO A MECHANICAL TYPEWRITER. Read More »
BMW VEHICLE: THE SERVICE ENGINE SOON (MIL) LAMP IS ILLUMINATED AND A POWER REDUCTION IS CLEARLY PERCEPTIBLE. THIS SITUATION MAY OCCUR AFTER DRIVING FOR SOME TIME WITH THE ENGINE ALREADY AT FULL OPERATING TEMPERATURE. Read More »
BMW: SMALL NUMBER OF VEHICLES EXPERIENCE PROBLEMS RANGING FROM LEAKING OIL FILLER CAPS, LEAKING OR BROKEN VALVE COVERS, TO COMPLETE ENGINE FAILURE IN EXTREMELY COLD CLIMATE CONDITIONS. Read More »
BMW VEHICLE: SERVICE ENGINE SOON LIGHT ILLUMINATED: S85-VARIOUS VANOS RELATED FAULTS STORED. (E60 (5SERIES), E63 & E64 (6SERIES). NO MODEL YEARS LISTED. *PE Read More »
ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER
N54 RATTLE NOISE FROM TURBOCHARGER AREA. MODELS E90, E92 AND E93 (3 SERIES) 335I AND 335XI; E60 AND E61 (5 SERIES) 535I AND 535XI, ALL WITH N54 ENGINE FROM THE START OF PRODUCTION TO JANUARY 17, 2008 PRODUCTION. Read More »
BMW VEHICLE: N54 TURBOCHARGER WASTE GATE CONTROL NOISES AND OPERATION. AFTER TURNING OFF ENGINE, A SLIGHT RATTLE NOISE IS HEARD FROM THE ENGINE COMPARTMENT. THIS NOISE IS SIMILAR TO A MECHANICAL TYPEWRITER. Read More »
BMW VEHICLE: DRIVEABILITY COMPLAINTS DUE TO COOLING FAN RELAY FAILURE. THE CUSTOMER MAY COMPLAIN OF INTERMITTENT DRIVEABILITY PROBLEMS, DESCRIBED AS-ENGINE IS LACKING POWER WHEN ACCELERATING UPHILL; TRANSMISSION WILL NOT UPSHIFT UNDER ... Read More »
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
BMW: SMALL NUMBER OF VEHICLES EXPERIENCE PROBLEMS RANGING FROM LEAKING OIL FILLER CAPS, LEAKING OR BROKEN VALVE COVERS, TO COMPLETE ENGINE FAILURE IN EXTREMELY COLD CLIMATE CONDITIONS. Read More »
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
BMW: SERVICE ENGINE SOON LAMP OR THE CHECK GAS CAP WARNINGS ARE ILLUMINATED WHILE DRIVING. WHEN DIAGNOSED, THE DME HAS STORED FAULTS FOR SMALL LEAK, MICRO LEAK, SUPER FINE LEAK, OR LARGE LEAK IN RELATION TO THE TANK VENTILATION OR ... Read More »
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 ... Read More »
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 ... Read More »
BMW: SERVICE ENGINE SOON LAMP OR THE CHECK GAS CAP WARNINGS ARE ILLUMINATED WHILE DRIVING. WHEN DIAGNOSED, THE DME HAS STORED FAULTS FOR SMALL LEAK, MICRO LEAK, SUPER FINE LEAK, OR LARGE LEAK IN RELATION TO THE TANK VENTILATION OR ... Read More »
BMW VEHICLE: SPORT TRANSMISSION PADDLE SHIFTERS INOPERATIVE-DIAGNOSIS. THE DIRECT COMMUNICATION INPUT LINE BETWEEN THE PADDLE SHIFTERS AND THE EGS TRANSMISSION CONTROL MODULE IS INTERRUPTED. NO MODEL YEARS LISTED. Read More »
BMW VEHICLE: DSC DISABLING FUNCTION. DUE TO REVISED DME, DSC AND CCC SOFTWARE, THE MDM (M DYNAMIC MODE) BUTTON LOCATED IN THE CENTER CONSOLE SWITCH CLUSTER (SZM) NOW HAS TRIPLE FUNCTIONALITY-DEFAULT STATE-DSC ON; SHORT PRESS-MDM ON ... Read More »
BMW: INTERMITTENTLY GOES INTO PARK DURING A MSA ENGINE START. THE TRANSMISSION CAN INTERMITTENTLY GO INTO THE PARK POSITION (P) WHEN MSA ENGINE START IS OCCURRING. Read More »
BMW VEHICLE: SERVICE ENGINE SOON LIGHT ILLUMINATED: S85-VARIOUS VANOS RELATED FAULTS STORED. (E60 (5SERIES), E63 & E64 (6SERIES). NO MODEL YEARS LISTED. *PE Read More »
BMW VEHICLE: DRIVEABILITY COMPLAINTS DUE TO COOLING FAN RELAY FAILURE. THE CUSTOMER MAY COMPLAIN OF INTERMITTENT DRIVEABILITY PROBLEMS, DESCRIBED AS-ENGINE IS LACKING POWER WHEN ACCELERATING UPHILL; TRANSMISSION WILL NOT UPSHIFT UNDER ... Read More »
BMW: BATTERY HAS AN INCREASED DEMAND DUE TO DEVELOPEMENTAL PROCESS OF THE ELECTRICAL SYSTEM. THIS IS CAUSING THE BATTER TO NEED TO UNDERGO AN ENERGY DIAGNOSIS. *KB Read More »
BMW: THE HIGH-VOLTAGE (HV) BATTERY CELLS COULD BE DAMAGED IF THE VEHICLE IS PREVENTED FROM ENTERING SLEEP MODE FOR AN EXTENDED PERIOD OF TIME. UPDATED 03/11/2013 *JS Read More »
BMW: INSTRUMENT CLUSTER-FAILURE OF DISPLAYS/FUNCTIONS. TOTAL OR PARTIAL FAILURE OF DISPLAYS OR FUNCTIONS IN THE INSTRUMENT CLUSTER. THE DISPLAYS OR FUNCTIONS START WORKING AGAIN AFTER THE VEHICLE HAS BEEN PARKED (SLEEP MODE). Read More »
BMW: WIRING ON THE HEADLIGHTS MAY HAVE DETERIORATED DUE TO ENVIRONMENTAL CONDITIONS AND THE COVER NOT BEING SECURED PROPERLY. E60/E92. *RM UPDATED 9/30/11. *PE Read More »
BMW VEHICLE: ADAPTIVE HEADLIGHTS. A CHECK CONTROL (CC) MESSAGE IS DISPLAYED FOR THE ADAPTIVE HEADLIGHTS. THE HEADLAMPS NO LONGER TURN WITH STEERING WHEEL MOVEMENT. FAULT CODE 800FC6 IS ENTERED IN THE FOOTWELL MODULE (FRM3). Read More »
BMW: HEADLAMP MOISTURE: FAULT DIAGNOSTICS. WATER OR CONDENSATION IN ONE OR BOTH HEADLAMPS. MODELS 5 SERIES, 6 SERIES, 7 SERIES, X5, X6, 1 SERIES, AND 3 SERIES. MODEL YEARS 2000-20008. *PE Read More »
BMW: WIPERS LIGHTS AND FRONT POWER WINDOWS ARE INOPERATIVE. THIS SITUATION MAY START AND LEAD TO A PERMANENT FAULT. ALSO INCLUDED MODEL F07 (5 SERIES GRAN TURISMO) MODEL YEARS UP TO MARCH 2012. *JS Read More »
BMW: WIPERS LIGHTS AND FRONT POWER WINDOWS ARE INOPERATIVE. THIS SITUATION MAY START AND LEAD TO A PERMANENT FAULT. ALSO INCLUDED MODEL F07 (5 SERIES GRAN TURISMO) MODEL YEARS UP TO MARCH 2012. *JS Read More »
BMW: STEERING COLUMN SWITCH CENTER CONTAINS ONE OR MORE FAULTS: INTERNAL CONTROL, STEERING WHEEL LOCK RANGE EXCEEDED, WIPER ANGLE DEFECTIVE. VARIOUS CHECK CONTROL MESSAGES APPEAR WITH AIRBAG WARNING LAMP ILLUMINATED. Read More »
BMW SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE AIRBAG WARNING LAMP (AWL) IS ILLUMINATED, TOGETHER WITH THE PASSENGER AIRBAG STATUS LAMP (POL). THE PROBLEM MAY BE INTERMITTENT. MICROCRACKS IN THE OC3 SEAT MAT. Read More »
BMW: WHEN OUTSIDE TEMP IS BELOW FREEZING THE OUTSIDE DOORS WILL NOT CLOSE OR ARE DIFFICULT TO OPEN. A DOOR CABLE HAS MOISTURE INTRUSION AND FREEZES. *RM Read More »
BMW VEHICLES: REPLACED SEAT OCCUPANCY SENSOR MAT WILL NOT ENABLE. AFTER REPLACING A CIS (CAPACITIVE SENSING PASSENGER OCCUPANCY MAT), THE NEW MAT WILL NOT ENABLE WHEN USING ISTA/P. Read More »
BMW: WIPERS LIGHTS AND FRONT POWER WINDOWS ARE INOPERATIVE. THIS SITUATION MAY START AND LEAD TO A PERMANENT FAULT. ALSO INCLUDED MODEL F07 (5 SERIES GRAN TURISMO) MODEL YEARS UP TO MARCH 2012. *JS Read More »
BMW: REPLACE THE CHAIN TENSIONING RAIL BEARING BOLT THAT COULD COME LOOSE AND CAUSE DAMAGE TO THE ENGINE. MODELS E60 (5 SERIES), E70 (X5 SERIES), E83 (X3 SERIES), E9X (3 SERIES). *PE Read More »
BMW VEHICLE: ADAPTIVE HEADLIGHTS. A CHECK CONTROL (CC) MESSAGE IS DISPLAYED FOR THE ADAPTIVE HEADLIGHTS. THE HEADLAMPS NO LONGER TURN WITH STEERING WHEEL MOVEMENT. FAULT CODE 800FC6 IS ENTERED IN THE FOOTWELL MODULE (FRM3). Read More »
