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PSCM
DTC Troubleshooting Guide for Nexon
Version: 1.1
Date: 21/06/2017
Author: E&E Chassis - ERC
Page: 98 of 156
Copyright ©
TATA MOTORS Ltd.
This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author.
Trouble Shooting:
1. Reset the PSCM ECU (Remove the PSCM ECU
power supply (Battery) connector from ECU wiring
harness side, reconnect after about 5 minutes).
2. Re-flash the PSCM ECU.
No
1. Clear the DTC from the memory
2. Turn the ignition switch off and again turn
it on without cranking the vehicle.
3. Check for DTCs.
Is DTC
Present
Stop
Yes
Reset the PSCM ECU (Remove the PSCM power
supply (Battery) connector from ECU wiring
harness side, reconnect after about 5 minutes).
1. Clear the DTC from the memory
2. Turn the ignition switch off and again turn
it on without cranking the vehicle.
3. Check for DTCs.
Is DTC
Present
Stop
Yes
Replace the
ECU
No
1. Connect the TML Diagnostic Tool.
2. Turn the Ignition ON
3. Check the status of DTC’s (Memorized/Current)
4. Record the DTC & Clear
5. Turn Ignition OFF & ON
6. Verify If DTC
U1325-00
is present
Is DTC
Present?
Yes
No
Stop