TIAGO

1.2L REVOTRON ENGINE

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2.9. ENGINE MANAGEMENT SYSTEM

A. Abbreviations :

EMS

Engine Management System

ECU

Electronic Control Unit

OBD

On Board Diagnosis

DTC

Diagnostic Trouble Code

CKNL

Check Lamp / MIL / Service Indicator

T-MAP

Temperature and Manifold Air Pressure

HO2S1

Oxygen Sensor (Lambda Sensor)

ADCs devices

Analog To Digital Convertor devices

I/O drivers

Input Output drivers

DG abbreviation is used for Crank Shaft Position Sensor

RPM

Revolution Per Minute

LED

Light Emitting Diode

COM

Computer Serial Port (RS-232)

OCV

Oil Control Valve (Solenoid Valve)