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Home >> Fiat >> 2016 >> 500 Turbo, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (Communication - Non-DTC Based Diagnostics - 500 - Electric) >> Diagnosis And Testing >> No Response From EVCU (Electric Vehicle Control Unit) >> Possible Causes

Possible Causes

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Possible Causes
FUSED B(+) CIRCUIT OPEN OR SHORTED
GROUND CIRCUIT OPEN
CAN C BUS (+) CIRCUIT OPEN
CAN C BUS (-) CIRCUIT OPEN
ELECTRIC VEHICLE CONTROL UNIT (EVCU)
WARNING:

On vehicles equipped with the high voltage system, you must thoroughly read and follow all High Voltage Safety procedures. In addition, before performing any diagnostic or service procedure near a high voltage component, you must perform the High Voltage Power Down. Failure to follow these instructions may result in possible serious or fatal injury. Refer to ELECTRIC VEHICLE CONTROL SYSTEM, STANDARD PROCEDURE to perform the High Voltage Power Down procedure.