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HOMESERVICE MANUALSMAZDA2010CX-7 AWD L4-2.3L TURBOREPAIR AND DIAGNOSISACCESSORIES AND OPTIONAL EQUIPMENTCELLULAR PHONETESTING AND INSPECTIONSYMPTOM RELATED DIAGNOSTIC PROCEDURESNO.1 HANDS-FREE TELEPHONE SYSTEM DOES NOT RECEIVE/TRANSMIT CALLS, DOES NOT CONNECT
2010 Mazda CX-7 AWD L4-2.3L Turbo

No.1 Hands-Free Telephone System Does Not Receive/Transmit Calls, Does Not Connect

2010 Mazda CX-7 AWD L4-2.3L TurboSECTION No.1 Hands-Free Telephone System Does Not Receive/Transmit Calls, Does Not Connect



No.1 HANDS-FREE TELEPHONE SYSTEM DOES NOT RECEIVE/TRANSMIT CALLS, DOES NOT CONNECT [Bluetooth SYSTEM (HANDS-FREE TELEPHONE (HF/TEL) SYSTEM)]

Possible DTC/Possible Cause:





Diagnostic procedure

- When performing an asterisked (*) troubleshooting inspection, slightly shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the cause of any intermittent malfunction. If there is a problem, verify that the connectors, terminals and wiring harness are connected correctly and undamaged.

Step 1-Step 8:





Step 9-Step 11:





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.