: Goes beyond basic OBDII scanners to read and clear manufacturer-specific fault codes (DTCs).
: Disable all antivirus software and Windows Defender, as they frequently flag diagnostic tools as false positives. Extraction : Extract the PSA Diagbox 9.87 -x86-x64- Multilingual.zip file using a tool like Core Installation Right-click the main installer ( or similar) and select "Run as administrator"
The software automatically reads the Vehicle Identification Number (VIN), identifying the exact model, engine type, and equipment level of the connected Peugeot or Citroën. 2. Full System Diagnostics (Auto-Scan)
It provides detailed descriptions of Diagnostic Trouble Codes (DTCs), not just the codes themselves. This allows for precise troubleshooting of issues. 4. Live Data Streaming (Parameter Measurement)
Models built on the PSA platform share architecture (e.g., Corsa F, Grandland X, Crossland X, Combo). Troubleshooting Common Issues PSA Diagbox 9.87 -x86-x64- Multilingual.zip
Windows 7, 8, 10, or 11 (64-bit is highly recommended for stability). Processor: Intel/AMD Dual Core 2.0 GHz or higher. RAM: At least 4GB (8GB recommended).
Pre-configured in a virtual machine to run seamlessly on modern Windows 10/11 64-bit systems, as well as older 32-bit machines.
is the official diagnostic and repair software used by Peugeot, Citroën, and DS Automobiles. It combines the functionality of two older, iconic tools— Lexia 3 (for Citroën) and Proxia (for Peugeot)—into one unified interface.
Controls electronic parking brake (EPB) retraction for brake pad replacement. : Goes beyond basic OBDII scanners to read
: Open DiagBox from the desktop icon. If prompted for activation, use the "Manual Activation" or "Automatic Activation" icon depending on the specific instructions provided with your copy. Language Settings : To change the language, click the Gear (Settings) icon
Because Diagbox 9.87 is a complex proprietary tool modified for offline use, installation requires strict adherence to instructions. It is usually deployed either as a direct standalone installer or a pre-configured Virtual Machine (VMware) image.
The package designated as PSA Diagbox 9.87 -x86-x64- Multilingual.zip is designed to run on Windows, supporting both 32-bit (x86) and 64-bit (x64) architectures, making it compatible with modern laptops. Key Features of Version 9.87
Reset service intervals, oil degradation counters, and perform DPF (Diesel Particulate Filter) forced regenerations. If voltage drops below 12V mid-procedure
If your package is a VM image, download and install the free version of on your host Windows machine. Step 3: Load the Virtual Machine
This paper outlines the technical profile and functional utility of PSA Diagbox 9.87
Modern CAN-bus diagnostics draw heavy current. Connect a dedicated battery maintainer/charger to the car's battery during prolonged diagnostics. If voltage drops below 12V mid-procedure, an ECU could become permanently corrupted ("bricked").
Many cheaper OBDII scanners can read codes, but Diagbox 9.87 allows you to: (ECU, BSI, ABS, Airbag). Program keys.