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ProMaster 2500
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Global Telematics Box Module- DTCS B1401-11 To B1569-11
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DTC Troubleshooting
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B143A-11-Microphone 1-Circuit Short To Ground
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Set Condition
Set Condition
The Global Telematics Box Module (TBM2) detects a short to ground condition on the Emergency Microphone (+), the Emergency Microphone (-), Microphone 1 In (+), or the Microphone 1 In (-) circuits.