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Home >> Fiat >> 2018 >> 500 Lounge, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 58 (Communication - Non-DTC Based Diagnostics - 500 - Electric) >> Diagnosis And Testing >> No Response From CTM (Convergence Telematics Module) >> Notes

No Response From CTM (Convergence Telematics Module): Notes

WARNING: This page is about a different variant/trim than selected.

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article  .

Possible Causes
FUSED B (+) CIRCUIT OPEN OR SHORTED
FUSED IGNITION CIRCUIT OPEN OR SHORTED
GROUND CIRCUIT OPEN
CAN B BUS CIRCUITS OPEN
CONVERGENCE TELEMATICS MODULE (CTM)