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Q5/X451 FATC
DTC Troubleshooting Data
Version: 1.0
Date: 16-Oct-2018
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.
Author: ERC
Page: 188 of 202
a)
Check whether HVAC ECU is communicating with diagnostic Tool or not.
b)
DTC should not be present in ECU memory.
Circuit Schematic
Diagram:-N.AComponent Location & Image:- N.A
Connector Location: N.A
Connector View & Information: - N.A
Inspection Method: - N.A
IPC ECU side connector diagram
ECU Side Connector:
Ignition input
22
Battery ground
24
IPC ECU Pin assignment:-
Description
ECU pin
CAN_H chassis
6
CAN_L chassis
5
Battery
1