OEM-GRADE DIAGNOSTIC HARNESS · OEM P/N 88890306 / 88890022 · FULL PINOUT
Volvo VOCOM (88890306) 8-Pin Heavy-Duty Truck, Bus & Construction Diagnostic Cable
Replace worn or intermittent cables on your Volvo VOCOM I (88890300) · VOCOM II (88894000) · 88890020 with a shielded, full-pin industrial harness built for reliable workshop diagnostics.
- OEM P/N 88890306 / 88890022
- Full-Pin Pure Copper
- Locking Connector
- 100% Continuity Tested

Engineered for Professional Workshop Demands
The Volvo VOCOM 88890306 8-Pin Teşhis Kablosu is built to deliver speed, accuracy, and stability in busy service bays.

Authentic 1:1 OEM Full Pinout
Unlike budget cables with missing wires, every data, ignition sense, and power pin required for SAE J1708 / J1587 · SAE J1939 CAN · 12V/24V Besleme is fully populated.
EMI/RFI Shielded Pure Copper Conductors
Multi-strand oxygen-free copper with foil shielding blocks electromagnetic interference during high-speed CAN and USB communication.
Locking Connectors with Strain Relief
Moulded strain-relief collars on both the 26-Pin Yuvarlak Kilitli VOCOM Ana Ünite Soketi (veya 16-Pin Ara Bağlantı) and 8-Pin Kare Volvo Eski Nesil Kamyon / İş Makinesi / Penta Teşhis Soketi ends prevent internal wire fatigue.
Safe ECU Flashing & Calibration
Maintains rock-solid voltage and signal integrity during programming sessions in Volvo Premium Tech Tool (PTT) & VCADS Pro.

UNINTERRUPTED DIAGNOSTIC LINK
Essential Replacement Harness for Volvo VOCOM I (88890300) · VOCOM II (88894000) · 88890020
Over 80% of 'VCI Not Found' or 'Communication Error' faults are caused by damaged cables. Upgrading to this OEM-spec harness delivers:
- Instant, stable connection to all ECUs across 2013 Öncesi Volvo FH12/FM9/FM12/FL Kamyonlar, Volvo B7R/B12B Otobüsler, Volvo CE İş Makineleri ve Penta
- VCI-side termination: 26-Pin Yuvarlak Kilitli VOCOM Ana Ünite Soketi (veya 16-Pin Ara Bağlantı)
- Vehicle / PC termination: 8-Pin Kare Volvo Eski Nesil Kamyon / İş Makinesi / Penta Teşhis Soketi
- Full protocol pass-through: SAE J1708 / J1587 · SAE J1939 CAN · 12V/24V Besleme

WORKSHOP DURABILITY
Oil, Heat & Crush Resistant Industrial Jacket
Built to survive daily plug-in cycles on the workshop floor:
- Gold/nickel-plated terminal pins resist oxidation and contact wear
- High-flexibility elastomer jacket remains supple in cold weather
- Reference part specification: OEM P/N 88890306 / 88890022
- 100% pin-to-pin continuity tested prior to dispatch

ARCHITECTURE & SYSTEM COMPATIBILITY
Volvo VOCOM 88890306 8-Pin Teşhis Kablosu Software, Protocol & ECU Coverage
Hardware and operating parameters engineered for uninterrupted dealer-level communication:
- Full Pinout: Matches OEM P/N 88890306 / 88890022 OEM wiring specification
- Locking Fit: Vibration-resistant connectors prevent dropouts
- Pure Copper: High-speed CAN/DoIP/USB transmission without packet loss
- Volvo VOCOM I (88890300) · VOCOM II (88894000) · 88890020
Detailed Visual & Technical Showcase
Close-up details and application views of the Volvo VOCOM 88890306 8-Pin Teşhis Kablosu.
Technical Specifications & System Parameters
Complete manufacturer-verified technical data and operating ranges.
| Product Model | Volvo VOCOM (88890306) 8-Pin Heavy-Duty Truck, Bus & Construction Diagnostic Cable |
|---|---|
| Reference Part No | OEM P/N 88890306 / 88890022 |
| Compatible VCI Unit | Volvo VOCOM I (88890300) · VOCOM II (88894000) · 88890020 |
| Compatible Software | Volvo Premium Tech Tool (PTT) & VCADS Pro |
| VCI Side Connector | 26-Pin Yuvarlak Kilitli VOCOM Ana Ünite Soketi (veya 16-Pin Ara Bağlantı) |
| Vehicle / PC Connector | 8-Pin Kare Volvo Eski Nesil Kamyon / İş Makinesi / Penta Teşhis Soketi |
|---|---|
| Supported Protocols | SAE J1708 / J1587 · SAE J1939 CAN · 12V/24V Besleme |
| Vehicle / Equipment Range | 2013 Öncesi Volvo FH12/FM9/FM12/FL Kamyonlar, Volvo B7R/B12B Otobüsler, Volvo CE İş Makineleri ve Penta |
| Quality & Warranty | No Warranty on Consumable Cables (100% Tested Before Dispatch) |
Workshop Application & Operating Guide
Recommended 4-step standard procedure for accurate results.
Inspect Connector Pins
Verify both sockets are clean and free of bent pins or debris before connecting.
Lock VCI Connector
Seat the 26-Pin Yuvarlak Kilitli VOCOM Ana Ünite Soketi (veya 16-Pin Ara Bağlantı) firmly onto your VCI unit and tighten any locking screws.
Attach Vehicle / PC Plug
Connect the 8-Pin Kare Volvo Eski Nesil Kamyon / İş Makinesi / Penta Teşhis Soketi and confirm the VCI power/status LEDs illuminate.
Disconnect by Connector Body
Always grasp the moulded connector body rather than pulling on the cable jacket.

Package Contents — Ready for the Workshop
Complete kit inspected prior to dispatch.
- 1 × Volvo VOCOM (88890306) 8-Pin Heavy-Duty Truck, Bus & Construction Diagnostic Cable (OEM P/N 88890306 / 88890022)
- 1 × Protective Anti-Static Bag (100% Continuity Tested)
100% Pin Continuity & Quality Control Assurance
Every Volvo VOCOM 88890306 8-Pin Teşhis Kablosu harness is 100% continuity- and isolation-tested on the Otoeko test bench prior to dispatch (Consumable cables carry no warranty against physical wear or strain).
Frequently Asked Questions
Key technical questions from technicians and workshops about the Volvo VOCOM 88890306 8-Pin Teşhis Kablosu.
Which diagnostic interface does this cable fit?
It is specifically engineered for Volvo VOCOM I (88890300) · VOCOM II (88894000) · 88890020.
Are all internal pins populated?
Yes, it features a complete 1:1 OEM pinout supporting SAE J1708 / J1587 · SAE J1939 CAN · 12V/24V Besleme.
Will this fix intermittent connection drops?
Yes, if your existing cable has internal wire fatigue or loose pins, replacing it restores stable VCI communication.
Is it safe for ECU programming?
Yes, the shielded pure copper conductors and locking connectors ensure uninterrupted data transfer.
Which vehicles are supported?
Supports 2013 Öncesi Volvo FH12/FM9/FM12/FL Kamyonlar, Volvo B7R/B12B Otobüsler, Volvo CE İş Makineleri ve Penta.
What is the warranty policy on cables?
Diagnostic cables are consumable workshop items and carry no warranty against physical wear, but every unit is 100% continuity-tested prior to shipping.







