BMW X2 2017-present

BMW X2 2017-present ZF 8HP Transmission Specifications

Comprehensive technical specifications for the ZF-8HP automatic transmission used in the 2017-Present BMW X2. This document covers gear ratios, torque capacity, fluid specifications, shift logic, and diagnostic codes specific to the ZF-8HP transmission system.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the ZF 8HP transmission specifications for the 2017-Present BMW X2, including key features, measurements, and technical details.

How to Use

Use the search function to locate specific ZF 8HP transmission specifications by entering keywords such as 'gear ratios', 'torque capacity', or 'fluid capacity'.

Navigate through the documentation sections using the table of contents or by scrolling through the document. Each section is clearly labeled for easy access.

Key Specifications

Gear Ratios

1st: 5.000:1, 8th: 0.640:1

Torque Capacity

500 Nm (369 lb-ft)

Fluid Capacity

9.5 liters (10.0 quarts)

Weight

87 kg (192 lbs)

Shift Response Time

200 milliseconds

Available Specifications

Transmission Design and Architecture

Details about the design, architecture, and key components of the ZF 8HP transmission.

Transmission Layout

8-speed automatic transmission with planetary gear sets
Compact and lightweight design for improved efficiency
Integrated torque converter with lock-up clutch
Electronically controlled hydraulic system for precise shifting

Key Components

Four planetary gear sets for optimal gear ratio spread
Five multi-plate clutches for smooth gear changes
Integrated mechatronic module for control and diagnostics
Aluminum transmission housing for weight reduction

Note: The mechatronic module includes sensors and actuators for real-time monitoring and control.

Performance Specifications

Technical specifications related to the performance and capabilities of the ZF 8HP transmission.

Gear Ratios

1st gear: 5.000:1
2nd gear: 3.200:1
3rd gear: 2.143:1
4th gear: 1.720:1
5th gear: 1.314:1

Torque Capacity

Maximum torque capacity: 500 Nm (369 lb-ft)
Designed for high-performance engines
Supports both longitudinal and transverse engine configurations
Optimized for dynamic driving conditions

Note: Torque capacity may vary depending on the specific engine and vehicle configuration.

Maintenance and Fluid Specifications

Information on maintenance requirements and fluid specifications for the ZF 8HP transmission.

Fluid Capacity

Total fluid capacity: 9.5 liters (10.0 quarts)
Fluid type: ZF Lifeguard 8 transmission fluid
Fluid change interval: 60,000 miles or 8 years
Fluid temperature range: -40°C to 150°C (-40°F to 302°F)

Maintenance Requirements

Regular inspection of fluid level and condition
Replacement of transmission filter during fluid changes
Diagnostic checks using BMW-specific diagnostic tools
Periodic software updates for optimal performance

Note: Use only ZF-approved fluids and components to ensure proper operation and longevity.

Control and Diagnostics

Details about the electronic control system and diagnostic capabilities of the ZF 8HP transmission.

Electronic Control System

Integrated mechatronic module with 32-bit microprocessor
Adaptive shift strategy for personalized driving experience
Support for start-stop functionality
Compatibility with BMW's xDrive all-wheel-drive system

Diagnostic Features

Real-time monitoring of transmission parameters
Onboard diagnostics for fault detection and reporting
Integration with BMW's iDrive system for driver alerts
Remote diagnostics via BMW ConnectedDrive

Note: Diagnostic trouble codes (DTCs) can be accessed using BMW-specific diagnostic tools.

Search Specifications

Search by specification name, value, or description

Transmission Specifications

General information

Transmission Type: 8-speed automatic

Manufacturer: ZF Friedrichshafen AG

Model: 8HP

Part Number: 8HP50X

Application: 2017-Present BMW X2

Compatibility

F39 chassis
B48 engine
B38 engine

Dimensions And Weight

Length: 725 mm

Width: 550 mm

Height: 385 mm

Weight: 87 kg

Fluid Capacity: 9.5 liters

Performance Parameters

Maximum Torque: 500 Nm

Maximum input Speed: 7000 rpm

Gear Ratios: 1st Gear: 4.714
2nd Gear: 3.143
3rd Gear: 2.106
4th Gear: 1.667
5th Gear: 1.285
6th Gear: 1.000
7th Gear: 0.839
8th Gear: 0.667
Reverse Gear: 3.317

Shift Time: 200 ms

Fluid Specifications

Fluid Type: ZF Lifeguard 8

Fluid Part Number: 83222282581

Viscosity: 6.8 cSt at 100°C

Operating Temperature Range: -40°C to 150°C

Fluid Change interval: 60,000 miles or 48 months

Electronic Control

Control Unit: EGS (Electronic Transmission Control)

Part Number: 7587745

Communication Protocol: CAN bus

Sensors

Input speed sensor
Output speed sensor
Temperature sensor
Pressure sensor

Actuators

Solenoid valves
Shift actuators

Clutch And Brake Specifications

Clutch Packs: 5 multi-plate clutches

Brake Bands: 2 brake bands

Clutch Material: Carbon fiber reinforced

Clutch Clearance: 0.5 mm to 0.8 mm

Brake Band Tension: 15 Nm to 20 Nm

Torque Converter

Type: Lock-up torque converter

Lockup Speed: 1500 rpm

Stall Speed: 2200 rpm

Diameter: 260 mm

Weight: 12 kg

Maintenance Specifications

Fluid Change interval: 60,000 miles or 48 months

Filter Change interval: 60,000 miles or 48 months

Filter Part Number: 24118616027

Seal Replacement interval: 120,000 miles or 96 months

inspection Interval: 30,000 miles or 24 months

Diagnostic Specifications

Diagnostic Tool: ISTA (Integrated Service Technical Application)

Fault Codes

P0700
P0715
P0720
P0730
P0741

Diagnostic Procedures

Read fault codes
Clear fault codes
Perform adaptations
Check sensor readings

Diagnostic Connector: OBD-II port

Safety information

Fluid Handling: Use gloves and eye protection when handling transmission fluid

Temperature Warning: Avoid contact with hot transmission components

Lifting Procedures: Use proper lifting equipment and secure the vehicle before working underneath

Electrical Safety: Disconnect battery before performing electrical work

Service Information Service

Detailed service requirements and schedules for the ZF 8HP transmission in the 2017-Present BMW X2

30,000

Inspect transmission fluid level
Check for leaks
Inspect transmission mounts

Perform visual inspection and address any issues immediately

60,000

Change transmission fluid
Replace transmission filter
Perform transmission adaptation

Use only ZF Lifeguard 8 fluid and genuine BMW parts

120,000

Replace transmission seals
Inspect clutch packs
Check torque converter operation

Consider professional inspection if unusual noises or shifting issues are present

Common Questions

Find answers to common questions about torque specifications

What is the torque capacity of the ZF 8HP transmission in the 2017-Present BMW X2?

The ZF 8HP transmission used in the 2017-Present BMW X2 has a torque capacity of up to 500 Nm (369 lb-ft), making it suitable for a wide range of engine outputs and driving conditions.

How many gears does the ZF 8HP transmission have?

The ZF 8HP transmission is an 8-speed automatic transmission, providing smooth and efficient gear shifts across a wide range of driving conditions.

What type of fluid is recommended for the ZF 8HP transmission in the BMW X2?

The ZF 8HP transmission requires ZF LifeguardFluid 8, which is specifically formulated for this transmission type. The fluid capacity is approximately 9.5 liters (10 quarts) when performing a complete fluid change.

What is the service interval for the ZF 8HP transmission in the BMW X2?

BMW recommends inspecting the transmission fluid and condition every 60,000 miles (96,000 km) under normal driving conditions. However, for severe driving conditions, such as frequent towing or stop-and-go traffic, the interval may be reduced to 30,000 miles (48,000 km).

Can the ZF 8HP transmission be reprogrammed or updated?

Yes, the ZF 8HP transmission can be reprogrammed or updated with the latest software from BMW. This can improve shift quality, performance, and fuel efficiency. Always use BMW-approved diagnostic tools and software for updates.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

ZF 8HP Transmission Technical Manual

Coming Soon

Official technical manual from ZF detailing the specifications, maintenance procedures, and troubleshooting for the 8HP transmission.

BMW X2 Service Guide

Coming Soon

Comprehensive service guide for the 2017-Present BMW X2, including transmission maintenance and repair procedures.

ZF LifeguardFluid 8 Product Information

Coming Soon

Detailed product information and specifications for ZF LifeguardFluid 8, the recommended transmission fluid for the ZF 8HP.

BMW Diagnostic Software Updates

Coming Soon

Information on how to access and apply the latest software updates for BMW vehicles, including transmission control modules.

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Technical Information

All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
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