2024 BMW 840I TSBs
20 Technical Service Bulletins across 9 categories
Categories
Other
5 bulletinsFan Return
If the seat ventilation is deactivated via the switch or due to parking the vehicle, the fans in the seat cushionor...
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under the seat cushion surface are unpleasantly loud. The fans speed up loudly twice and then turn off. The functionality of the fans is not impaired. This behavior only occurs after the vehicle had been programmed to I level S18A- 25-07-520 and higher; upto, but not including S18A- 25-07-551.
FITTINGS RETURN
During supplier production, the passenger sunvisor shaft may not have been fully pressed into the socket (arrow).
During supplier production, the passenger sunvisor shaft may not have been fully pressed into the socket (arrow).
Body & Paint
3 bulletinsUpon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
The basic conditions for initializing the power windows are not met.
The paint finish on the door jamb (above the door striker) is scratched due to the inner door cavity window seal.
Infotainment
3 bulletinsThe Ethernet bus of the Body Domain Controller (BDC) is interrupted so that audio output, rear viewcamera, or the driver assistance systems fail.
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The symptoms begin to appear during auto locking at approx.10 mph, or after the Central Locking button is activated. Dependent upon vehicle equipment, the following permanent SAE faults may be stored in the vehicle: S 0219, No Communication possible with: Amplifier S 0261, No Communication possible with: Camera-based driver assistance S 0273, No Communication possible with: Headunit S 0313, No Communication possible with: All-round vision camera S 0386, No Communication possible with: Instrument Panel S 0394, No Communication possible with: Telematics control unit
No Bass or a cracking noise can be heard from the bass speakers.
The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3).
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FaultB7F8F9 HU-H: Reset will be stored in the HU-H3.
Lighting
2 bulletinsA check control message or MIL (Malfunction Indicator Lamp) may be illuminated, with one or more of thefollowing faults...
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stored: 138207 - Active cooling damper control (AKKS), top: blockage at warm ambient temperature 21B043 - Active cooling damper control (AKKS), top: blockage at all ambient temperatures 138222 - Active cooling damper control (AKKS), above: positional deviation error detected at warm ambienttemperature 138209 - Active cooling damper control (AKKS), top: Control deviation at all ambient temperatures 13822B - Active cooling damper control (AKKS), top: Control deviation at all ambient temperatures 21B042 - Active cooling damper control (AKKS), below: blockage at all ambient temperatures 138206 - Active cooling damper control (AKKS), bottom, blockage at warm ambient temperature 138225- Active air-flap control, bottom: top limit position not detected 138224- Active air-flap control, bottom: bottom limit position not detected
There is a jerking or shuddering during either or both of the following: Cornering or accelerating from low speeds...
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Driving with low to medium loads There are no warning lights or Check Control messages.
Electrical
2 bulletinsThe electrical system of BMW vehicles has been subject to an ongoing development process over the last few years.
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This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle discharged battery complaints.
Customer states one of the front seats is inoperative.
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The seat heater and power supply are inoperative. During the vehicle test, the seat module does not respond. The power supply fuse for the seat module isfound to have blown.
Steering
2 bulletinsAt low outside temperatures (below 40 degrees F) and slow driving speeds (i.e.
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when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.
SITUATION Unusual noises occur only when operating the steering column in the axial direction.
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1. A one-time thump sound at the start of movement Shortly after the steering column starts moving, retracting, or extending, a one-time thump noise is heard. See attached video V32 03 23 2. Humming noise while steering column extends in the axial direction. The sound is only heard when the steering column is extended, not when the steering column is retracted. When the steering column starts to move in the extended direction, the humming noise can be heard. See attached video V32 04 23
Engine
1 bulletinThe EVAP systems purge (vent) valve limited warranty for defects in materials and / or workmanship has been extended to...
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15 years / 150,000 miles as determined from the original first in-service / delivery date.
Suspension
1 bulletinDELIVERY STOP: SUSPENSION STRUT HOLDER
Fuel System
1 bulletinA vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system(NVLD natural vacuum leak detection).
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For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5mm For: Model vehicles other that the ones listed above, or for EVAP faults related to a large leak, after confirming that the fuel filler cap is fitted properly, then, proceed to follow the corresponding test plan