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Home >> Acura >> 2019 >> RLX Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System / Engine Mechanical - Service, Testing & Troubleshooting (Except Hybrid) >> Symptom Troubleshooting Index For Viewer >> HDS does not communicate with the PCM or the vehicle (KA/KC model)

HDS does not communicate with the PCM or the vehicle (KA/KC model)

Diagnostic procedure

1.
Troubleshoot the DLC circuit .

Also check for

Correct HDS software

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