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Q501 4 Cylinder MT Application
DTC Troubleshooting Data
Version: 0.1
Date: 21-Sep-2018
Prepared By: Mithi Prasad, Sarang Kulkarni, Manish Gupta
Checked By: Yogesh Jadhav
Approved By: Satish Kumar P
Page: 233 of 1052
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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.
P268E-56: check of IMA quantisation type mismatch injector 3
Overview:
DTC Description as per ISO standard
check of IMA quantisation type mismatch injector 3
ECU Pin Number
-
Customer Symptom
CEL Lamp blinking
Fuel consumption not available
Fault Effects (On Vehicle)
-
Lamp Status (If Any)
CEL lamp blinking
Fault Detection Condition (Root cause)
IMA Code not correctly written in ECU for injector 3
Normal Operating Condition
No Fault Code
Probable Trouble Area
Incorrect IMA written in ECU for injector 3
Healing Condition
Write correct IMA code.
Clear through diagnostic tool
Ignition OFF & ON
Component Details:
IMA code is written in ECU memory for the optimum fuel injection calculation.
Preliminary Checks:
1. Read the fault using the TML diagnostic tool.
2. Read IMA code using TML diagnostic tool. If no IMA code written in ECU.
3. Write the correct IMA code using TML diagnostic tool.
4. If IMA code is already present verify whether it is correct or not.
5. Write correct IMA code.
6. After writing successful turn ignition OFF and ON.
7. Clear DTC and Read the DTC.
8. No error in ECU memory.