TIGOR EV SERVICE MANUAL

LV ELECTRICAL 93 D. Checking Pairing status: In the VCU software select “Engine Parameter 1”, then select “Electronic key” option and click START. One window will pop-up & shows below mentioned options. This window gives the current status of immobilizer system. i.e.  Immo Programmed: Immobilizer enabled.  Vehicle Not Locked: Vehicle ready for start.  Vehicle locked: Vehicle will not start  Immo code programmed and locked: Pairing operation OK. AES key is written in to VCU and locked.  Immo code programmed and unlocked: Pairing operation not done properly. AES key is written in to VCU and Unlocked.  Key code OK / Authentication OK: AES key for VCU and ICU are same.  Free starts Inactive: After locking AES, free starts are inactive. If AES is not locked free starts is active for 5 times.  Immo CAN Communication OK: Proper communication. Otherwise it will show CAN communication “OFF”. MAINTENANCE AND TROUBLE SHOOTING CONDITION POSSIBLE CAUSE CORRECTION/REFERENCE ITEM ECU Communication Error 1) OBD connection  Check the OBD cable connection with Diagnostic Connector of vehicle.  Check the OBD cable connection with Silicon Engine module 2) Com port connection  Check the com settings.  Connect RS232 cable to COM Port.  Check the ‘DSR’ and ‘DTR’ LEDs are on Rs232 Silicon Engine module. If both are Red re-initialize the unit. 3) PCMCIA Card Connection  For details read the reference document “PCMCIA_Card_Port_SettingsPDF” available on site https://ed.tatamotors.com 4) USB Port Connection  Check the USB LED on USB Silicon Engine.  If it is red then connect USB Cable to USB Port and Install the drivers from the CD or from the application path directory.  Check the USB LED on USB Silicon Engine. If it is green then initialize the unit. Software Not Working Corrupt version of Software  Reinstall the software.