Hyundai i20 Quiz
Engine/Fuel Control System

Specifications

In this manual: Engine/Fuel Control System
General Information — 17Engine Mechanical System — 79Engine Electrical System — 50Emission Control System — 22Engine/Fuel Control System — 107Clutch System — 27MANUAL TRANSMISSION SYSTEM — 21Drive Shaft and Axle — 18Suspension System — 29Steering System — 21Restraint — 41Braking System — 53Body Work (Interior and Exterior) — 190Body Electrical System — 181Heating, Ventilation and Air Conditioning — 58
~7min read

Specifications

Fuel System

Item Specification
Fuel tank Capacity 45 L (11.4 US gal, 45.4 US qt, 37.8 Liter qt)
Fuel filter Good Paper Type
Fuel Pressure Low Pressure Fuel Hose 480–520 kPa (4.9–5.3 kgf/cm², 69.6–75.4 psi)
High Pressure Fuel Hose 2~20 MPa (20.4~203.9 kgf/cm², 290.1~2900.8 psi)
Fuel pump Good Electric, built into tank
Which was driven electric motor
High pressure fuel pump Good Mechanical type
Which was driven Camshaft

Gauges

Throttle Position Sensor (TPS) [Built into ETC Module]
Item Opening Percentage (%) Output Voltage (V) [vref=5V]
GST1 THA 8,5~11,5 0,43~0,58
THW 88~96 4,40~4,80
GST2 THA 88,5~91,5 4,43~4,58
THW 2~10 0,10~0,50
Fail-safe Throttle Valve Stuck at 5°
Supply Voltage (V) 4,8 - 5,2
Good Hall Effect Non-Contact Sensor IC [Built into ETC Module]

MANIFOLD ABSOLUTE PRESSURE SENSOR (MAPS) ▷ Type: Piezoresistive pressure sensor type
PRESSURE
(kPa (kgf/cm², psi))		 Output Voltage (V) [vref=5V]
32,5 (0,33, 4,71) 0,5
284 (2,90, 41,19) 4,5

Intake Air Temperature Sensor (IATS) ▶ Type: Thermistor
TEMPERATURE RESISTANCE (kΩ)
°C °F
-40 -40 40,93~48,35
-30 22 23.43~27.34
+20 +4 13,89~16,03
-10 14 8,5~9,7
0 32 5,38~6,09
10 50 3,48~3,90
20 68 2,31~2,57
30 86 1,9~2,1
40 104 1,08~1,21
50 122 0,76~0,85
60 140 0,54~0,62
70 158 0,40~0,45
80 176 0,29~0,34
90 194 0,22~0,26
100 212 0,17~0,20
110 230 0,13~0,15
120 248 0,10~0,12
130 266 0,08~0,09

Ambient Temperature Sensor (ATS) ▷ Type: Thermistor
Temperature [°C (°F)] RESISTANCE (kΩ)
-40 (-40) 811.1-956.8
-20 (-4) 255,6-287,7
0 (32) 91,5-98,8
20 (68) 36,6-38,0
30 (86) 23,8-24,7
40 (104) 15,7-16,6
50 (122) 10,6-11,3
60 (140) 7,2~7,9
80 (176) 3,6~4,0

BOOST PRESSURE SENSOR (BPS) ▷ Type: Piezoresistive pressure sensor type
PRESSURE
[kPa (kgf/cm² / psi)]		 Output Voltage (V) [vref=5V]
32,5 (0,33, 4,71) 0,5
284 (2,90, 41,19) 4,5

ENGINE COOLANT TEMPERATURE SENSOR (ECTS) ▶ Type: Thermistor
TEMPERATURE RESISTANCE (kΩ)
°C °F
-40 -40 48.14
+20 +4 14,13~16,83
0 32 5,79
20 68 2,31~2,59
40 104 1,15
60 140 0,59
80 176 0,32
100 212 0,19
110 230 0,145~0,149
120 248 0,12

WITH CRANKSHAFT POSITION SENSOR (CKPS) Not ISG type
Item Specification
Good Magnetic Field Sensitive Type
Coil Resistance (Ω) 819 ~ 1001 [20 °C]
Pin 2

With ISG type
Item Specification
Good Hall Effect Type
Air Gap (mm) 0,9~1,1
Pin 3

CAMSHAFT POSITION SENSOR (CMPS)
Item Specification
Good Hall Effect Type
Current Consumption (mA) 5,6~10
Pin 3

KNOCK SENSOR (KS)
Item Specification
Resistance (MΩ) 4,87
Electrostatic Capacitance (pF) 850~1150
Good Piezoelectric
Pin 2

HEATED OXYGEN SENSOR (HO2S) HO2S [Bank 1 / Sensor 1]
Item Specification
Heater Resistance (Ω) 2,4 ~ 4,0 [20 °C]
Good Linear
Pin 6

HO2S (Bank 1 / Sensor 2)
Item Specification
Heater Resistance (Ω) 9,0 [20 °C]
Good Binary
Pin 4

Rail Pressure Sensor (RPS)
Item Specification
Rated Voltage (V) 5
Operating Voltage (V) 4,75~5,25
CONNECTOR 3

PRESSURE Output Voltage (V) [Vref = 5 V]
bar [MPa (kgf/cm², psi)]
0 0 (0, 0) 0,5
140 14 (142, 2031) 2,5
280 28 (286, 4061) 4,5

ACCELERATOR PEDAL POSITION SENSOR (APS)
ACCELERATOR
Position		 Output Voltage (V) [vref=5V]
APS 1 APS 2
THA 0,7~0,8 0,29~0,46
THW 3,85~4,35 1,93~2,18

WGT Control Electric Actuator [Built into EWGA]
Item Specification
Supply Voltage (V) 4~6

Actuator

DC Motor [Built into ETC Module]
Item Specification
Coil Resistance ( ) 0,3 ~ 100 [20 °C]
current authorized) < 10,0
Good DC Motor [Built into ETC Module]

INJECTOR
Item Specification
Coil Resistance ( ) 1,5 ± 0,075 [20 °C]
Fuel Pressure bar 200~267
MPa 20,0~26,7
kgf/cm² 203~2722,6
psi 2900~3872,5
Pin 2

PURGE CONTROL SOLENOID VALVE (PCSV)
Item Specification
Coil Resistance ( ) 22,0 ~ 26,0 [20 °C]
Pin 2

CVVT Oil Control Valve (OCV) [Bank 1 / Intake]
Item Specification
Coil Resistance ( ) 6,9 ~ 7,9 [20 °C]
Actuator Current (mA) 100~1000
Rated Voltage (V) 12
Insulation Resistance (MΩ) 50 [500 V DC/1 min]
OIL PRESSURE bar 2,9~3,1
kPa 290~310
kgf/cm² 2,96~3,16
psi 42,1~44,96
Pin 2

[Bank 1 / Exhaust]
Item Specification
Coil Resistance ( ) 6,9 ~ 7,9 [20 °C]
Actuator Current (mA) 100~1000
Rated Voltage (V) 12
Insulation Resistance (MΩ) 50 [500 V DC/1 min]
OIL PRESSURE bar 2,9~3,1
kPa 290~310
kgf/cm² 2,96~3,16
psi 42,1~44,96
Pin 2

WGT Control Electric Actuator DC Motor [Built into EWGA]
Item Specification
Current (V) 6
Coil Resistance ( ) 2,4 ± 0,36
Supply Voltage (V) 13,5
Supply Voltage Range (V) 9 - 16
Operating Frequency (kHz) 0,9~1,1

RCV Control Solenoid Valve
Item Specification
Coil Resistance [Ω] 28,3–31,1 [20 °C]
Pin 2

Fuel Pressure Control Valve (FPCV)
Item Specification
Coil Resistance ( ) 0,54 [20 °C]
Pin 2
Peak Current (A) 5.3
Holding Current (A) 2,68
High Pressure Fuel Pressure bar 20~200
MPa 2~20
kgf/cm² 20,4~203,9
psi 290,1~2900,8

STANDARDS

Item Specification
Ignition Timing (°) BTDC 0° ± 10°
Idle Speed (rpm) A/C OFF
(Neutral Range N and P)		 850±100
A/C ON 850±100

Tightening torque

Engine Control System

Item kgf·m N·m lbf·ft
ECM Bracket Nut/Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
ECM Mounting Nut 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Electronic Throttle Control (ETC) Module Mounting Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Manifold Absolute Pressure Sensor (MAPS) Mounting Screws 0,65~0,85 6,4~8,3 4,7~6,1
Intake Air Temperature Sensor (IATS) Mounting Screws 0,65~0,85 6,4~8,3 4,7~6,1
Boost Pressure Sensor (BPS) Mounting Bolt 0,7~1,1 6,9~10,8 5.1~8.0
ENGINE COOLANT TEMPERATURE SENSOR (ECTS) 3,0–4,0 29,4 - 39,2 21,7 - 28,9
Crankshaft Position Sensor (CKPS) Mounting Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Camshaft Position Sensor (CMPS) Mounting Bolt [Bank 1 / Intake] 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Camshaft Position Sensor (CMPS) Mounting Bolt [Bank 1 / Exhaust] 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Knock Sensor (KS) Mounting Bolt 1,9~2,5 18,6~24,5 13,7~18,1
Heated Oxygen Sensor (HO2S) [Bank 1 / Sensor 1] 4,0~5,0 39,2~49,1 28,9~36,2
Heated Oxygen Sensor (HO2S) [Bank 1 / Sensor 2] 4,0~5,0 39,2~49,1 28,9~36,2
Rail Pressure Sensor (RPS) 3.1~4.1 30,0~35,0 22,1~29,5
Accelerator Pedal Position Sensor (APS) Mounting Nut
[APS Accelerator Pedal Module Integrated]		 1,3~1,6 12,7~15,7 9,4~11,6
Electric Wastegate Actuator Mounting Bolt (APS)
[APS Accelerator Pedal Module Integrated]		 0,9 - 1,04 8,8~13,7 6,5~10,1
Purge Control Solenoid Valve (PCSV) Mounting Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
CVVT Oil Control Valve (OCV) Mounting Bolt [Bank 1 / Intake] 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
CVVT Oil Control Valve (OCV) Mounting Bolt [Bank 1 / Exhaust] 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
Electric Wastegate Actuator Mounting Bolt (EWGA) 0,6~0,8 6,0~8,0 4,4~5,9
RCV Solenoid Valve Bracket Mounting Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7

Fuel System

Item kgf·m N·m lbf·ft
Fuel Tank Mounting Nut 4,0~5,5 39,2~54,0 28,9~39,8
Installation of Fuel Pump Plate Cover: 6,0~7,0 58,8~68,6 43,3~50,6
Filler Neck Mounting Bolt 0,8 - 1,2 7,8 - 11,8 5,8 - 8,7
Filler Neck Bracket Mounting Bolt 0,4~0,6 3,9~5,9 2,9~4,3
Injector and Injection Pipe Mounting Bolt 1,9~2,4 18,6~23,5 13,7~17,4
High Pressure Fuel Pipe Flange Nut 2,7~3,3 26,5~32,4 9,5~23,9
High Pressure Fuel Pipe Function Block Mounting Bolt 1,0 - 1,2 9,8 - 11,8 7,2 - 8,7
High Pressure Fuel Pump Mounting Bolt 1,3~1,5 12,8~14,7 9,4~10,9

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