2021 Volkswagen ID.4 Service and Repair Manual
2021 Volkswagen ID.4 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 diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Electrical diagnostics with wiring diagrams
- Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more
Trims covered
- 1st Edition Sport Utility 4-Door
- Pro S Sport Utility 4-Door
- Pro Sport Utility 4-Door
Engines covered
- BATTERY EV (EV/BEV)
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
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 ID4 vehicles. Incorrect soldering of the flexible printed circuit assembled (FPCA), inside the high voltage (HV) battery, may
An unreliable battery connection may cause a stall, increasing the risk of a crash.
Dealers will replace the battery cell modules, free of charge. Owner notification letters were mail
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro,
An unsecured child restraint system can increase the risk of injury during a crash.
Dealers will inspect, and replace as necessary, the middle-rear seat belt assemblies, free of charge
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 ID4 vehicles. Incorrect rear outboard seat belt assemblies without an automatic locking retractor (ALR) function may have been
An unsecured child restraint system can increase the risk of injury during a crash.
Dealers will inspect, and replace as necessary, the rear outboard seat belt assemblies, free of char
Volkswagen Group of American, Inc. (Volkswagen) is recalling one 2021 ID.4 vehicle. The steering gear may have an incorrectly assembled or missing drive bushing.
An incorrectly assembled or missing drive bushing may cause a loss of steering control, increasing t
A dealer will replace the steering gear, free of charge. Owner notification letters were mailed Nov
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021-2022 ID.4 vehicles. The affected vehicles may have been manufactured with door handles that allow water to enter the circuit b
A vehicle door that opens unexpectedly while the vehicle is in motion increases the risk of injury.
Dealers will update the vehicle software, and inspect the door handles as necessary, free of charge.
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 ID.4 vehicles. Software programing may cause the high voltage (HV) battery management control module to restart or the pulse i
A reset or deactivation may cause a loss of drive power, increasing the risk of a crash.
Dealers will update the HV battery management control unit and the pulse inverter control unit softw
This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
Important Step when replacing Battery Cell Modules
Replace Battery Regulation Control Module Kit -J840- / -SX7- / -SX8-
This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the error message ERP0204E could occur during perform initial opera
Moisture Accumulation
customer reports that the vehicle performed an unwarranted Autonomous Emergency Braking (AEB).
Flushing H.V. Battery before opening
Determine H.V. Battery Health & Remaining Capacity
Showing the 8 most recent of 381 technical service bulletins on file with NHTSA.
The contact owns a 2021 Volkswagen ID4. The contact stated that while the wife was parking and into a parking space, the brake pedal was released and the vehicle suddenly accelerated forward and crash
Yesterday, April 26th, 2023 the above vehicle was involved in a serious accident, possibly related to the safety recall for the high voltage cell module. My wife was driving the vehicle on her way to
Yesterday, April 26th, 2023 the above vehicle was involved in a serious accident, possibly related to the safety recall for the high voltage cell module. My wife was driving the vehicle on her way to
Yesterday, April 26th, 2023 the above vehicle was involved in a serious accident, possibly related to the safety recall for the high voltage cell module. My wife was driving the vehicle on her way to
While reversing out of a parking space, my 2021 Volkswagen ID.4 automatically braked and stopped abruptly. Immediately afterward, the vehicle accelerated forward unexpectedly. I pressed the brake peda
Showing the 5 most serious of 530 complaints filed with NHTSA.
