NEXON 3.0 EV DTC Troubleshooting Document for VCU Version: 2.0 Date: 22-Sep-2023 Copyright © TATA MOTORS Ltd. This document must not be used in anyway, such as copying and redistributing to third parties, without the consent of author. P2322 - 00: - VCU CAN Internal Error - no sub type information Overview: ISO Code P2322 - 00 Customer Symptom Vehicle may not respond as per the inputs given by driver Fault Effects (On Vehicle) Vehicle Electronic Control Unit (VECU) may be nonresponsive for some or all functions on vehicle Lamp Status (If Any) NA Fault Detection Condition VCU internal component failure Normal Operating Condition VECU functions normally for vehicle drivability. Probable Trouble Area Vehicle Control Unit Hardware Healing Condition NA Component Details: Vehicle Electronic Control Unit (VECU) is responsible to control the Powertrain components as per the inputs received from user/driver for vehicle drivability. Preliminary Checks: The above DTC is indication of an addressing error in system RAM or a write error in the RAM controller resulting in corrupted RAM access. This is internal error of Vehicle Control Unit Hardware. Trouble Shooting: - Step No. Description Check point If Yes If No 1 Read DTC using tool again Check for any other DTC for VCU internal system are triggered Make a note of the internal errors. Go to step 2 Go to step 2 2 Send clear DTC command Check if DTC is erased Go to step 9 Go to step 3
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