Diag4 Bike Parallel Diagnostic System Adapter - 36/48 PIN BCM Adapter

Diag4 Bike parallel diagnostic adapter for 36/48-pin BCM connectors, allowing real-time measurement of EFI module input and output signals on running engines. Breakout box sits between the EFI module and motorcycle wiring harness so the bike operates normally during diagnosis.

Features

• Measures live EFI input and output signals
• Operates on running engines
• Breakout box with clearly labeled monitoring points
• Works with 36 and 48-pin BCM connectors
• Wiring harness adapter included

Specifications

• Brand: Diag4 Bike
• Manufacturer Part #: AT 531 4073
• Length: 11.5 in
• Width: 7.25 in
• Height: 2.25 in
• Weight: 1.55 lbs
• Country of Origin: Czech Republic

Fitment

For measuring EFI and other module signals on motorcycles with 36 or 48-pin BCM connectors. Consult the adapter documentation to verify your bike's connector type before ordering.

Frequently Asked Questions

Can I use this while the engine is running?

Yes — the breakout box sits between the EFI module and harness so the motorcycle operates normally while you measure signals.

What do I need to measure with this adapter?

A digital multimeter or oscilloscope. The breakout box provides clear access points for all EFI connector pins.

Will this work on my bike's EFI module?

This adapter fits 36 and 48-pin BCM connectors. Check your motorcycle's EFI connector type to confirm compatibility.

What's included?

The wiring harness adapter, breakout box with labeled monitoring points, and documentation.