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HOMESERVICE MANUALSMAZDA2006B4000 BASE, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE SYMPTOM TROUBLESHOOTING - (5 OF 5)SYMPTOM TROUBLESHOOTING CHART - POWERTRAIN CONTROL MODULE (PCM)
2006 Mazda B4000 Base, Automatic

Symptom Troubleshooting Chart - Powertrain Control Module (Pcm)

2006 Mazda B4000 Base, AutomaticSECTION Symptom Troubleshooting Chart - Powertrain Control Module (Pcm)
POWERTRAIN CONTROL MODULE (PCM) TROUBLESHOOTING SYMPTOMS

Problem Possible Cause Action
  • The Module Does Not Respond To The WDS Or Equivalent Tester Powertrain Control Module (PCM)
  • Circuit or connection is standard corporate protocol (SCP) network
  • Powertrain control module (PCM)
  • No Module/Network Communication
  • Data link connector (DLC)
  • Fuse
  • Circuitry
  • WDS or equivalent tester
  • Check WDS or equivalent tester
  • Check data link connector (DLC)
  • Check voltage to the WDS or equivalent tester.
RENDER: 1.0x

NO RELATED

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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.