2014 BMW 435IService bulletins
2014 BMW 435I Technical Service Bulletins
391 technical service bulletins (TSBs) are on record for the 2014 BMW 435I. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.
- 10147603Jan 1, 2015Engine. SUBJECT N55: Engine Briefly Shudders or Runs Erratically After Cold Start. Under certain cold starting conditions, the engine may shudder or run a bit erratically for the first few moments when starting off. This can be felt at an engine speed of approximately 1,500 rpm. No relevant faults are stored in the DME memory. DME software calibration
- 10147602Jan 1, 2015Fuel system, Engine. SUBJECT N20, N26, and N55 Engines with Injector Electrical Faults. Any of the following symptoms could occur simultaneously with injector electrical faults stored in the DME: z After the engine is turned off for a short time, it can no longer be started; however, the starter motor turns. z The engine starts but immediately cuts off. z The engine runs erratically or lacks power. z The Service Engine Soon light (MIL)…
- 10147599Jan 1, 2015Vehicle speed control. "SUBJECT N55: Slight Surging at Constant Speeds when Accelerating Very Lightly. The vehicle shudders or surges slightly while driving at constant speeds and applying the accelerator very lightly. This symptom is most easily reproduced under light loads when the current fuel consumption is approximately 3448 miles per gallon.
- 10147595Jan 1, 2015Electrical system, Engine. SUBJECT DME Internal and Valvetronic Faults Set at Cold Ambient Temperatures. The Service Engine Soon light (MIL) can be illuminated with the erroneous internal and Valvetronic faults stored in the DME. The MIL will only come on if the fault has been detected on two (or more) consecutive drive cycles.
- 10147594Jan 1, 2015Transmission and drivetrain. SUBJECT N20 and N26 Differential Pressure Sensor Fault 195002 Stored in DME. The Service Engine Soon (MIL) light is on with the following differential pressure sensor fault stored: z 195002 - Differential pressure sensor, tank vent valve, electrical: Short circuit to ground During engine operation, vibration and movement of the sensor can damage the pin contacts of the harness connector, or cause a break in the…
- 10147591Jan 1, 2015Engine cooling. SUBJECT Deleting DME Adaptations After Crankshaft Sensor-related Repairs. The erroneous misfire faults are stored, and the Service Engine Soon light (MIL) illuminates The ISTA Service Function to delete the DME adaptations fails to clear the crankshaft incremental wheel adaptation, depending on the current DME software version. This adaptation must be cleared whenever the following repairs are made: 1. Replacement…
- 10148195Dec 1, 2014Equipment, Electrical system. Service Action: Bluetooth Software (KISU Data) Update. This Service Action is being released to improve customer satisfaction as we strive to be number 1 in the JD Power Initial Quality Survey (IQS). This new KISU software improves the Bluetooth functionality in our vehicles, and it helps keep us up-to-date with technology innovation. Please implement the Bluetooth Software Update Service Action. This Service…
- 10148194Dec 1, 2014Equipment, Electrical system. iPhone 6, 6 Plus, 5, 5S, 5C, 4S, 4, and 3GS with iOS 8.x Information. INFORMATION There is one major difference in functionality since iOS 8.0 was released. Scenario: z The customer leaves the vehicle and turns his or her phone off. z He or she turns the phone back on. z He or she enters the vehicle, but does not unlock the phone and start driving. Result: z The phone reconnects to the Bluetooth system (normal). z…
- 10148193Dec 1, 2014Equipment, Electrical system. Central Information Display Intermittently Flashes Off/On. Intermittently, the Central Information Display (CID) flashes off/on. Voltage supply error from the Headunit-high (HU-H) to the Central Information Display (CID) when the display brightness is set to 60% or higher.
- 10148192Dec 1, 2014Equipment, Electrical system. Automated Activation of Navigation System During PDI/QC1. INFORMATION Important: The INITIAL NAV enabling code no longer needs to be pre-ordered through the Parts department! When the vehicle is connected to the diagnostic system ISTA to perform PDI/QC1, the step to activate the navigation system (part of Delete Transport Mode) will automatically request the INITIAL NAV enabling code (VIN-specific) without…
- 10148187Dec 1, 2014Equipment, Seats. Service Action: Replace Neck Warmer Control Unit. The control unit for the rear seat neck warmer may not be coded correctly. This causes the neck warmer to malfunction. Incorrect coding of the neck warmer control unit
- 10148186Dec 1, 2014Equipment, Electrical system. The Controller Responds Slowly or Not at All. When the customer presses or turns the controller, there is no or a delayed response. This can sporadically occur. Software in the controller
- 10148173Dec 1, 2014Fuel system. NVLD Tank Leakage FC 190302 Fuel Tank Ventilation and Purge Air System Micro Leak. The engine malfunction warning is illuminated and the following fault code is stored in the DME memory: z FC 190302 Fuel tank ventilation and purge air system micro leak leakage greater than 0_5 mm CAUSE Contamination of the NVLD pressure switch electrical contacts
- 10148168Dec 1, 2014Engine cooling, Transmission and drivetrain. Fault Code 1D2008 Stored in DME. The Service Engine Soon light is on. Fault Code 1D2008: Map thermostat: jammed open is stored in the DME. There may also be a complaint of low heat output with lower outside temperatures. CAUSE During the engine warm-up, the engine coolant does not reach operating temperature within the DME's allowable time limits. This is caused by either a faulty thermostat inside the transmission…
- 10148429Nov 1, 2014Electrical system, Latches, locks and linkages. Unlocking Trunk with Remote Unlocks All Doors. After programming the vehicle with ISTA/P 2.47.1, unlocking the trunk with the remote changes to unlocking all the doors. An application error occurred after programming the vehicle to the Personal Profile Setting (PIA) in the Front Electronic Module (FEM).
- 10148423Nov 1, 2014Electrical system. Check Control Messages Related to Battery Charge During Cold Ambient Temperatures. On cold days with an outside ambient temperature of less than 15F, customers may notice a check control message related to the battery that is displayed on the instrument cluster and the control information display. Under these conditions, the vehicle starts.
- 10148420Nov 1, 2014Exterior lighting. Headlight Cleaning System: Functional Operation Change. The customer complains that the headlight cleaning system is not working properly and only works after several actuating attempts. CAUSE The "functional" operation of the headlight cleaning system was changed with integration level F020-14-07-500. The functional changes to the headlight cleaning system's operation will occur only after programming the vehicle…
- 10149382Oct 1, 2014Electrical system. iPhone: Connection Failures with iOS 7. There are various connectivity failures with the iPhone using iOS 7. Some examples are listed below: z Call disconnection z Contact List incomplete z General connection failures Apple software iOS 7 and its variants
- 10149381Oct 1, 2014Back-over prevention (rear camera). Side View Camera Does Not Display Picture. The side view camera does not display a picture: z After engaging reverse gear z Activating the side view camera via the switch on the center console near the gear shift CAUSE z Water (moisture) entering the cable assembly, causing corrosion on the pins in the connector(s) at the camera(s) z Poor cable connection to the camera(s)
- 10149380Oct 1, 2014Back-over prevention (rear camera). DWA Siren Malfunction. When the anti-theft alarm (DWA) is triggered, the horn comes on instead of the alarm siren. DWA internal monitoring is too sensitive.
- 10149379Oct 1, 2014Electrical system. Headunit-High: CID Is Blank and "NO SIGNAL" Is Displayed. Intermittently the Central Information Display (CID) is blank and "NO SIGNAL" is displayed on the CID. z Fault Code B7F8C3 "no response from CID (HW error: loss of CID communication)" is stored in the HU-H Note: If Fault Code E1C440 "Headunit Reset" is also stored in the HU-H, this Service Information is not effective! Follow relevant test plan using ISTA…
- 10149377Oct 1, 2014Electrical system. Adaptive Headlight Malfunction. A headlight malfunction CC message is displayed for one or more of the following lights: -Daytime driving light -Turn indicator -Dipped headlight -Main beam The following fault codes in the FRM are stored: -800FC8 LIN bus, headlight driver module (TMS), left: communication fault -E58522 No message (status, exterior lights, front electronics 1, left, 0x1E0), receiver FRM, transmitter…
- 10149376Oct 1, 2014Exterior lighting. LED Headlight Malfunction. 1. The LED headlight on one side malfunctions. 2. One headlight flickers on and off while driving (problem is sporadic). 3. The Check Control message indicates the parking light or driving light is defective.
- 10149375Oct 1, 2014Electrical system. Service Action: Replace Instrument Cluster. The display in the instrument cluster is inoperative.
- 10149371Oct 1, 2014Electrical system. Horn(s) Fail to Work. While trying to activate the horn, one or both horns fail to work. One or more of the following fault codes can be stored in the FEM: "8044A3 - Wiring, horn short circuit to earth" "8044A4 - Wiring, horn short circuit to positive" "8044A5 - Wiring, horn relay is defective or short circuit to positive" Water has entered the horn and caused it to fail internally (shorted out).
- 10149365Oct 1, 2014Steering. Power-Assisted Steering Failure. The power-assisted steering fails with a warning lamp in the instrument cluster or a check control message in the Central Information Display. In some cases, the Dynamic Stability Control warning lamp (DSC) in the instrument cluster may also be illuminated. Failure of the power-assisted steering may be caused by various software-related issues.
- 10149363Oct 1, 2014Suspension. Front Suspension Ride Height Has Dropped. INFORMATION Damages due to outside influences are not covered under the terms of the BMW limited warranties.
- 10149360Oct 1, 2014Engine cooling. Low Coolant Level with No Sign of External Leaks. The Low Coolant Warning light is on and there are no signs of a visual leak. Pressure testing the cooling system may or may not show an internal leak (loss of pressure). There may also be a complaint of transmission fluid leaking from the vent on top of the transmission; poor shift quality; or a shuddering from the transmission. There is an internal failure of the…
- 10149355Oct 1, 2014Engine. . INFORMATION To properly diagnose the customer's complaint, the applicable test plan for the misfire faults stored in the DME must be performed to avoid repeat repairs. If a misfire fault is not stored in the DME memory and an engine related drivability complaint is received, follow the path below to manually start the misfire test plan (AT1214_TVD4_MISFIRE_20): 1. Perform a vehicle test. 2. Select "Function…
- 10149351Oct 1, 2014Engine cooling. Reduced Engine Performance. When driving with high outside ambient temperatures, repeated stop and go, or high-load operation over longer distances, the engine performance can be reduced. The air-conditioning system blower output may also be reduced, and in some circumstances, the compressor is switched off.
- 10057762Oct 1, 2014Electrical system. Bmw: some bmw models central information display (cid) are blank and display "no signal".
- 10057567Oct 1, 2014Exterior lighting. Bmw: some vehicles experiencing various message displayed regarding malfunction of led headlight, with options 0552 and 0524.
- 10057566Oct 1, 2014Exterior lighting. Bmw: some vehicles, with 552 option, are experiencing a malfunction of led headlight on one where it flickers on an doff during driving and the control check message is indicating defective driving light or parking light.
- 10148042Sep 1, 2014Visibility (wipers, defrost, mirrors), Electrical system. Top Rear Side View Camera Control Unit Rattles While Driving. While driving, a rattling-type noise is heard coming from the lower windshield area up behind the instrument panel (driver's side). CAUSE The TRSVC (Top Rear Side View Camera) control module support bracket is loose.
- 10148039Sep 1, 2014Exterior lighting, Electrical system. "Adaptive Headlight Malfunction in Cold Weather. * In very cold weather conditions (32ºF or below) with the light switch in the automatic position, the CCM (Check Control Message) ""Adaptive headlight malfunction"" is displayed. * When the CC message is displayed, all the lights continue to function. * When switching the headlights to high beam and the headlight unit is cold, the mechanism inside the headlight is…
- 10148030Sep 1, 2014Body and structure, Visibility (wipers, defrost, mirrors). Door Mirror Wind/Whistle Noise. Whistling noise from front area of the front door mirror when driving at highway speeds CAUSE There is an air gap between the door mirror cap and the turn signal housing in the mirror.
- 10056719Sep 1, 2014Engine. Bmw: with drivetrain malfunction message displayed and service engine soon, engine can go into reduced power mode, due to engine position management (epm) unfavorable parameters in dme software.
- 10148380Aug 1, 2014Equipment. Central Information Display Intermittently Dimming or Flashing Off/On. Intermittently the Central Information Display (CID) dims and/or flashes off/on. There are two possible root causes for this issue.
- 10148375Aug 1, 2014Equipment. A/C Cooling: Intermittent Reduction of Air Flow. The customer may complain of reduced air flow when the air conditioning system is operated for an extended time, usually longer than one hour.
- 10148373Aug 1, 2014Equipment, Electrical system. Head-Up Display Inoperative. The Head-up Display is inoperative. Fault code 0xB7F6E3 - HUD: Communication error (HUD does not answer) is stored in the Instrument Cluster (KOMB25). A software error in the instrument cluster prevents the Head-up Display from activating.
- 10148372Aug 1, 2014Electrical system, Equipment. FC 80402E Stored After Replacement of Rear Electronics Module. After replacement of the Rear Electronics Module (REM), fault code "0x80482E - Incorrect HW variant" is stored and cannot be cleared. This fault has no effect on the vehicle functions and is not noticed by the customer. CAUSE The replacement REM is always supplied as a "High variant." The fault is stored because the F33 does not have a rear window…
- 10148218Aug 1, 2014Fuel system. N20 and N26 Injector Replacement. INFORMATION When a defective high-pressure fuel injector is identified with an index "02" designation, as shown in the illustration below, all 4 injectors must be replaced at the same time. This bulletin only applies to index "02" injectors. Index "01" and index "03" or higher are not affected. No immediate repair is required unless the BMW vehicle is currently experiencing this…
- 10148135Jul 1, 2014Electrical system. ConnectedDrive/BMW Assist System Diagnosis Information. ConnectedDrive/BMW Assist features are partially or completely inoperative. This Service Information bulletin is being published because vehicles are down for an extended period of time when researching system failures with ConnectedDrive or BMW Assist. This Service Information bulletin will assist you both in identifying the issue and providing technical…
- 10148132Jul 1, 2014Forward collision avoidance. Front Collision Warning Check Control Message Displayed in CID. Occasionally while driving, a check control message (CCM) for Front Collision Warning is displayed in the Central Information Display (CID). This message is cleared from the CID by clicking on "OK" using the iDrive controller.
- 10148129Jul 1, 2014Equipment. Central Information Display Intermittently Dimming or Flashing Off/On. Intermittently the Central Information Display (CID) dims and/or flashes off/on. There are two possible root causes for this issue.
- 10148128Jul 1, 2014Equipment. Headunit High Is Constantly Resetting. After connecting a mobile device via Bluetooth, the Headunit High (HU-H) constantly resets. This is because the mobile device paired/connected to the vehicle contains one or more emails with 30 or more recipients. Note: In this situation, a reset is when the HU-H shuts down and then turns back on. CAUSE Software error in the HU-H.
- 10148125Jul 1, 2014Fuel system. Service Action: Check Wiring Harness for Electric Fuel Pump. The wiring harness for the electric fuel pump may not have been routed or secured correctly. In unfavorable conditions, the wiring harness may come into contact with sharp edges on the fuel pump access cover. Continuous contact with the access cover can damage the wiring harness, which leads to fault codes stored and CC messages displayed.
- 10148121Jul 1, 2014Electrical system, Seats. Neck Warmer Not Working. The neck warmer function (NWR) is not working and the LEDs in the NWR control element do not light up. The neck warmer functions properly after switching the ignition off and on again. The control unit is located under the rear seat bottom, as shown in the photo, and is clipped into place.SMFA (Seat Module Drivers) fault code E44C21: "LIN bus: Neck warmer control unit does not function" is…
- 10148120Jul 1, 2014Electrical system. Check Control Messages Related to Battery Charge During Cold Ambient Temperatures. On cold days with an outside ambient temperature of less than 15°F, customers may notice a check control message related to the battery that is displayed on the instrument cluster and the control information display. Under these conditions, the vehicle starts.
- 10148087Jul 1, 2014Engine cooling. External Engine Oil Leaks and Repairs. During the vehicle's operational life, normal engine oil seepage or sweating, in addition to accumulated road dust, dirt and grime in the engine compartment can cause the appearance of a more severe oil leak. This is further exaggerated by residual oil that remains on the engine assembly after maintenance services are performed, e.g., oil filter changes, "engine oil top-offs,"…
← All problems reported for the 2014 BMW 435I
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.