3439 / 4910
Vehicle Platform: OSPREY / AMP
ECU Name: PEPS
DTC Troubleshooting Data
Version: 1.2
Date: 29 Mar 2017
Author:
Rajasekhara Reddy
Page: 157 of 369
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:-
Start
1. Keep vehicle in static condition.
2. Turn ignition ON -> off ignition.
3. Close all doors and vehicle in unlock
state.
4. Keep Paired UID outside the vehicle
near Driver door within 1.5 mts.
5. Press Driver Door handle switch.
Is Vehicle get
locked?
Yes
No
Is Driver door handle
switch operating
normally?
Yes
Remove Connector-1 in
PEPS and check pin-15 &
pin-5 for bending/shorting
Is Driver
DHS pin
is bend?
No
No
Check continuity between Pin-15 and
Pin-5 of Connector-1 of PEPS ECU.
Switch should not be permanently
short or open.
Fix the pin bending.
Take out the Driver DHS switch
from door handle out of door handle
and check switch function.
Is Driver DHS out of
handle is operating
normally?
Fit properly Driver door handle
switch in handle such that it should
be operable normally.
Yes
No
Replace Driver door
handle switch
Open the picktail connector of Driver
door handle on driver door.
Stop
Check for the wire cut/open & short circuit
to battery on the harness for driver door
handle switch signal.
Is DHS Short
Or
Open?
Replace Driver door
handle switch
Fix the cut/open on the
harness for Driver door
handle switch signals.
Check normal operation of Door
handle switch, i.e no fault of switch
permanent short or open.
Connect the battery
Negative terminal.
Remove vehicle
battery Negative
No
Yes
Yes
No
Clear
B1318-15
DTC only.
Connect the battery
Negative terminal.