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DTC 90E0: Lost Communication With Electronic Ignition Switch (CGW) Module: Notes

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

Possible Causes 
CAN C BUS CIRCUITS OPEN OR SHORTED
DTCS RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES
EIS (CGW) NOT CONFIGURED CORRECTLY
ELECTRONIC IGNITION SWITCH (CGW) MODULE POWER AND GROUND
ELECTRONIC IGNITION SWITCH (CGW) MODULE
MODULE THAT SET THE DTC