Autocom CDP / CDP+ VCI Repair Tutorial — hardware fixes & testing guide

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Step-by-step notes to diagnose and repair CDP / CDP+ VCI hardware (K-line, relays, power, pass-thru)

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• 74lv125d 9241a autocom cdp cdp+ delphi ds150e diagnostic interface hardware k-line max1487 obd2 interface relay board vci repair
• 🔧 Powertrain & Universal Systems

Autocom CDP / CDP+ VCI Repair Tutorial — hardware fixes & testing guide​

Quick intro
Technical tutorial summarizing proven hardware repairs for Autocom/Delphi CDP-series VCIs (incl. many clones). Covers K-line issues, relay/driver faults, power supply/VR checks, and other board fixes gathered from a structured service note.

View attachment 1435

Highlights

• K-line fix: replace pull-ups R74/R75 with >390 Ω (SMD code “391/3900”)...

Click to expand...

• Overview & screenshots
• Version history and compatibility
• Download link and setup notes