2009 Ford Mustang V8-5.4L SCFACTORY OEM SERVICE PROCEDURE

B - Powertrain Control Module (PCM) Power Relay

PINPOINT TEST B: POWERTRAIN CONTROL MODULE (PCM) POWER RELAY

Note And Injector Connector:

Factory service manual diagram




PCM Power Relay Connector:

Factory service manual diagram




PCM Connector:

Factory service manual diagram




B1-B3:

Factory service manual diagram




B4-B7:

Factory service manual diagram




B8-B11:

Factory service manual diagram




B12:

Factory service manual diagram



Factory Service Tools

Use the Manual With the Right Hardware

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

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When to See a Mechanic

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

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