2977 / 5157
PSCM
DTC Troubleshooting Guide for Nexon
Version: 1.1
Date: 21/06/2017
Author: E&E Chassis - ERC
Page: 34 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
power supply (Battery) connector from ECU wiring
harness side, reconnect after about 5 minutes).
2. Clear the DTC from the memory
3. Turn the ignition switch off and again turn it on
without cranking the vehicle.
No
Is DTC
Present?
Stop
Yes
Carry out the software update (Reflash the ECU
)
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.
No
Is DTC
Present?
Stop
Yes
Replace the
ECU
Updated
Software
available?
No
Yes
Replace the
ECU
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
P062F – 00
is present
Is DTC
Present?
Yes
No
Stop