2019 BMW Z4 Service and Repair Manual

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Factory-Grade Data

2019 BMW Z4 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

  • sDrive20i Sport Line Convertible 2-Door
  • sDrive20i M Sport Convertible 2-Door
  • M40i Convertible 2-Door
  • sDrive30i Convertible 2-Door

Engines covered

  • 2.0L 1998CC 122Cu. In. l4 GAS DOHC Turbocharged
  • 3.0L 2998CC l6 GAS DOHC Turbocharged

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

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Vehicle Safety Data

2019 BMW Z4 Recalls & Complaints

NHTSA #19V68400027/09/2019Component: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA

BMW of North America, LLC (BMW) is recalling certain 2018 540d, 2018-2020 530i, 530i xDrive, 540i, 540i xDrive, M550i xDrive, M5, 530e, 530e xDrive, X3 sDrive, X3 xDrive, X3 M40i, X3 M, and 2019-2020

Consequence

The lack of an image in the back-up camera display increases the risk of a crash.

Remedy

BMW will notify owners, and dealers will update the back-up camera software, free of charge. The re

NHTSA #20V51600027/08/2020Component: EXTERIOR LIGHTING:HEADLIGHTS

BMW of North America, LLC (BMW) is recalling certain 2019-2020 Z4 sDrive30i, Z4 M40i and 2020 Toyota Supra vehicles. The headlamps are able to be adjusted horizontally. As such, these vehicles fail

Consequence

Should the headlamps be adjusted horizontally, there could be increased glare and reduced visibility

Remedy

BMW will notify owners, and dealers will inspect the headlamp vertical and horizontal adjustment plu

NHTSA #25V63600023/09/2025Component: ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY

BMW of North America, LLC (BMW) is recalling certain 2019-2021 BMW 330i, 2019-2022 BMW Z4, 2020-2022 BMW 530i, X3, X4, Toyota Supra, 2021-2022 BMW 430i, 430i Convertible, and 2022 BMW 230i vehicles. T

Consequence

A short circuit in the starter relay may increase the risk of a fire.

Remedy

Owners are advised to park their vehicles outside and away from structures until the remedy is compl

NHTSA #19V73200015/10/2019Component: ENGINE

BMW of North America, LLC (BMW) is recalling certain 2019-2020 330i, 330i xDrive, and 2019 Z4 vehicles. The needle roller bearings of the counterbalance shafts may have been improperly installed, pot

Consequence

If the counterbalance shaft loosens, severe engine damage could occur, increasing the risk of a cras

Remedy

BMW will notify owners, and dealers will replace the engine, free of charge. The recall began Decem

NHTSA #20V35500015/06/2020Component: STEERING:LINKAGES:TIE ROD ASSEMBLY

BMW of North America, LLC (BMW) is recalling certain 2019 Z4 sDrive30i, 2019-2020 330i xDrive, M340i and M340i xDrive, 2020 X3M and X4M, and Toyota Supra vehicles. In certain driving conditions, such

Consequence

A damaged or fractured tie rod may affect vehicle handling and control, increasing the risk of a cra

Remedy

BMW and Toyota will notify owners, and dealers will replace the steering gear tie rods, free of char

NHTSA #21V59800002/08/2021Component: ENGINE

BMW of North America, LLC (BMW) is recalling certain 2020 M340i, M340i xDrive, 540i, 540i xDrive, X3 M40i, 2020-2021 X4 M40i, 745Le xDrive, 2019-2021 Z4 M40i, and 2020-2021 Toyota Supra vehicles. Dur

Consequence

Loss of braking assist can increase the risk of a crash.

Remedy

Dealers will update the engine management software, free of charge. Owner notification letters were

TSB #11032731

The EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date.

TSB #11029010

It was found that the rubber mounts of the wishbone or the tension strut were not correctly pressed in due to a manufacturing fault at the supplier's end. This can lead to an acoustic abnormality in the vehicle.

TSB #11013048

The convertible top does not open or close.

TSB #11008101

For this vehicle, the EVAP systems purge (vent) valve limited warranty for defects in materials or workmanship has been extended to 15 years / 150,000 miles as determined from the original in-service date. This coverage is subject to the sa

TSB #11000579

EVAP SYSTEM PURGE (VENT) VALVE EXT LTD WTY (ELW) 15/150

TSB #10250374

An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in thecenter of the instrument panel. The groaning noise always occurs when either a ventilation flap, air stratification flap or the reci

TSB #10249015

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 sc

TSB #10249032

The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 HU-H: Reset will be stored in the HU-H3.

Showing the 8 most recent of 242 technical service bulletins on file with NHTSA.

20211119Component: AIR BAGSCrash reported

The automatic emergency did not engage the brakes as described to by the dealer, BMW genius and the BMW website. The car was in a collision at low speed (under 35mph) with the car in front of me which

20211119Component: STRUCTURE:BODYCrash reported

The automatic emergency did not engage the brakes as described to by the dealer, BMW genius and the BMW website. The car was in a collision at low speed (under 35mph) with the car in front of me which

20211119Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported

The automatic emergency did not engage the brakes as described to by the dealer, BMW genius and the BMW website. The car was in a collision at low speed (under 35mph) with the car in front of me which

20251126Component: ELECTRICAL SYSTEM

The contact owns a 2019 BMW Z4. The contact received notification of NHTSA Campaign Number: 25V636000 (Electrical System); however, the part to do the recall repair was unavailable. The contact stated

20240705Component: STEERING

Reporting premature part fail. -The 2019 BMW has 14,300 miles. The vehicle recently failed VT state inspection for "Play in control arm ball joints" Normal ball joint replacement is usually in the 60

Showing the 5 most serious of 7 complaints filed with NHTSA.

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