DTC P0600 - Serial Communication Link

2021 Ford Edge SE, 4WDSECTION DTC P0600 - Serial Communication Link
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2019 Ford Transit-350 HD, 2019 Ford Transit-350, 2019 Ford Transit-250, 2019 Ford Transit-150, and 2019 Ford F-550 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
DTC DESCRIPTION P0600 - SERIAL COMMUNICATION LINK

Description:  This DTC sets when an error occurs in the PCM.
Possible Causes: 
  • PCM reprogramming
  • Software incompatibility issue
  • Aftermarket performance products
  • Damaged PCM
Diagnostic Aids:  This DTC is set when the PCM detects the communication of the internal processor has been compromised.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST YA .
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.