# Service bulletin B160320

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10182606
- Published by NHTSA: 2020\-11\-16
- Manufacturer's number: B160320
- Manufacturer's date: 2020\-10\-01
- NHTSA component: EQUIPMENT; FUEL SYSTEM, GASOLINE

## NHTSA's summary

DELIVERY STOP \- REPLACE FUEL TANK: Over time, a fuel tank weld seam may start to separate at locations in which welding may have beeninsufficient.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182606-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10182606-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Fuel system

## Vehicles listed

- 2019 to 2021 BMW Z4

## Recalls for the same vehicles and component

- [20V700000](/recalls/nhtsa/20V700000.md), 2020-11-12: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

## Other bulletins for the same vehicles and component

- [B610321](/bulletins/10250893.md), 2024-03-02, Service bulletin: ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE:STORAGE:EVAPORATIVE EMISSIONS:CANISTER; ELECTRICAL SYSTEM:SOFTWARE. SITUATION BMW AG is conducting a Voluntary Emissions Recall \(effective April 23, 2021\) on a certain Model Year 2020 \- 2021 BMW vehicles that were produced between August 13, 2019 and December 11, 2020. Do not deliver to a customer, a New, Certified Pre\-Owned or Used vehicle subject to an emissions recall, until the vehicle is repaired. Do not use or sell replacement equipment/parts subject to an emissions recall. The 12 V battery’s dual storage system \(DSS\) may contain a software error which intermittently causes a continuous resetting of the microcontroller and communication failure. The error is displayed by a red Check Control message.
- [B610524](/bulletins/10249032.md), 2024-02-01, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. The Central Information Display goes black intermittently due to resets of the Head Unit \(HU\-H3\). FaultB7F8F9 â“ âHU\-H: Resetâ will be stored in the HU\-H3.
- [B160123](/bulletins/10249015.md), 2024-02-01, Service bulletin: FUEL SYSTEM, GASOLINE. A vehicle arrives at your center to be diagnosed for a micro\-leak in the fuel evaporative \(EVAP\) system\(NVLD natural vacuum leak detection\). 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
- [B840323](/bulletins/10239615.md), 2023-07-24, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. BMW AG has issued a Delivery Stop \(effective February 9, 2023\) on certain Model Year 2022 \- 2023 BMW vehicles that were produced between June 29, 2022 and February 16, 2023.
- [B611320](/bulletins/10239608.md), 2023-07-24, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT. In the event of an accident, the two\-battery Dual Storage System \(DSS\) is disconnected from the electrical system via an internal relay.
- [B160123](/bulletins/10239602.md), 2023-07-24, Service bulletin: FUEL SYSTEM, GASOLINE. A vehicle arrives at your center to be diagnosed for a micro\-leak in the fuel evaporative \(EVAP\) system \(NVLD natural vacuum leak detection\). For this condition, the following fault is stored in the DME: 190302 \- fuel tank ventilation and scavenging air system, micro\-leak: leakage more than 0.5 mm.
- [B120323](/bulletins/10239601.md), 2023-07-24, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023 \- 2024 BMW vehicles that were produced between October 26, 2022 and May 8, 2023.
- [B840323](/bulletins/10238093.md), 2023-06-26, Service bulletin: ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. BMW AG has issued a Delivery Stop \(effective February 9, 2023\) on certain Model Year 2022 \- 2023 BMW vehicles that were produced between June 29, 2022 and February 16, 2023. This was originally called ""Wireless Charging Tray"". Software in potentially affected vehicles may not recognize the removal of the digital key \(Key Card or mobile phone\) from the wireless charging tray, and thereby not meeting a federal requirement."
- [B841422](/bulletins/10235206.md), 2023-05-01, Service bulletin: LANE DEPARTURE:LANE KEEP:NAVIGATION SYSTEM/SOFTWARE; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM\(GLOBAL POSITIONING SYSTEM\). Customer is shown an incorrect GPS location in the vehicle \(i.e., Nav Map, coordinates\).
- [B651623](/bulletins/10235203.md), 2023-05-01, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Customer states there is no audio playback \(telephony, navigation, radio\) and system sounds \(PDC, turn indicators, acoustic signals\) may also have failed.

JSON: [/v1/bulletins/10182606](/v1/bulletins/10182606)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20B160320&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10182606&vehicle=Service%20bulletin%20B160320)