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OSPREY- Application
DTC Troubleshooting Data
Version: 4.0
Date: 10-02-2017
Prepared by: Mithipati Prasad
Checked by: G S Raju / Senthilnathan S
Page: 363 of 654
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.
P060B: Internal Control Module A/D Processing Performance
Overview:
DTC Description as per ISO standard
Internal Control Module A/D Processing Performance
ECU Pin Number
All analog signal pins
Customer Symptom
CE lamp is on
Fault Effects (On Vehicle)
Analog signals related ECU functionalities will not work.
Lamp Status (If Any)
CE lamp is on.
Fault Detection Condition
This DTC gets logged due to fault registered in the AD
convertor in the ECU.
Normal Operating Condition
No Faults related to ADC converter
Probable Trouble Area
EMS ecu power supply / Ground wiring harness connections,
EMS ecu
Healing Condition
Rectify the error
Clear through diagnostic tool
Ignition OFF & ON
Component Details:
EMS ECU is an electronic controller which controls the Engine functionality by interfacing with various sensors, actuators
and other controllers (via CAN)
Preliminary Checks:
x
Check whether the customer voice / view about the issue is matching with the fault effects mentioned above. If
yes, go ahead with next steps. If not, check for other DTC’s presence.
x
Check whether similar complaints are earlier reported. If yes, perform the preliminary checks with respect to
earlier issue closure. Check for pin back out at EMS ecu connector or EGR valve connector.
x
Check whether the EMS is receiving Battery supply and Ground
x
Check whether the Battery is healthy
Trouble Shooting:
Step
Checks
IF YES
IF NO
1.
Check whether the EMS ECU is receiving supply and
Ground
Go to step 2
Rectify wiring
harness
connections as
per schematic
2.
Check whether the battery is healthy
Go to step 3
Repair Battery
3
If fault still persists
Replace EMS ecu
Repeat above
procedure for
reconfirmation