Mitsubishi Pajero Pinin. Manual — part 35
GDI –
General Information
13A-6
GASOLINE DIRECT INJECTION SYSTEM DIAGRAM
*1
Oxygen sensor
*2
Air flow sensor
*3
Intake air temper-
ature senor
*4
Throttle position
sensor (2nd chan-
nel)
*5
Camshaft position
sensor
*6
Crank angle sen-
sor
*7
Barometric pres-
sure sensor
*8
Engine coolant
temperature sen-
sor
*9
Detonation sensor
*10 Fuel pressure sen-
sor
*11 Throttle position
sensor (1st chan-
nel)
D
Power supply
D
Ignition switch – IG
D
Ignition switch – ST
D
Accelerator pedal posi-
tion sensor (1st
channel)
D
Accelerator pedal posi-
tion switch
D
Vehicle speed sensor
D
A/C switch
D
A/C thermo sensor
D
Inhibitor switch
D
Power steering fluid
pressure switch
D
Alternator FR terminal
D
Stop lamp switch
D
Small lamp switch
D
Injector wire open circuit
check signal
D
Throttle valve controller
D
A/T-ECU
D
Power supply
D
Ignition switch – IG
D
Accelerator pedal posi-
tion sensor (2nd chan-
nel)
D
Engine-ECU
Engine-
ECU
From fuel pump
(low pressure)
To fuel tank
*10 Fuel pressure
sensor
*5
Camshaft position
sensor
*4
Throttle position sensor
(2nd channel)
*11 Throttle position sensor
(1st channel)
z
4 Throttle valve
control servo
*3
Intake air temperature
sensor
*2
Air flow sensor
*7
Barometric
pressure sensor
z
2 EGR valve
(Stepper
motor)
High-pressure fuel
regulator assembly
[integrated in fuel
pressure regulator
(high pressure)]
Fuel pump
(high pressure)
Injector
z
1 Injector
driver
*8
Engine coolant
temperature sensor
*9
Detonation sensor
*1
Oxygen sensor
*6
Crank angle sensor
Canister
z
3 Purge control
solenoid valve
z
1 Injector driver (In-
jector)
z
2 EGR valve (Step-
per motor)
z
3 Purge control sole-
noid valve
z
4 Throttle valve con-
trol servo
D
Engine control relay
D
Fuel pump relay
D
Injector driver relay
D
Throttle valve control
servo relay
D
A/C relay
D
Ignition coil
D
Fan controller
D
GDI ECO indicator lamp
D
Engine warning lamp
D
Diagnosis output
D
Alternator G terminal
D
Throttle valve controller
D
A/T-ECU
D
Engine-ECU
Throttle
valve
control-
ler
GDI –
Service Specifications/Sealant
13A-7
SERVICE SPECIFICATIONS
Item
Standard value
Adjustment voltage of throttle position sensor
(1st channel) V
0.4 – 0.6
Adjustment voltage of throttle position sensor
(2nd channel) V
4.2 – 4.8
Resistance of throttle position sensor k
Ω
3.5 – 6.5
Adjustment voltages (1st channel) and (2nd channel) of
accelerator pedal position sensor V
0.935 – 1.135
Resistance (1st channel) and (2nd channel) of accelerator
pedal position sensor k
Ω
3.5 – 6.5
Intake air temperature sensor
resistance k
Ω
at 20
_
C
2.3 – 3.0
resistance k
Ω
at 80
_
C
0.30 – 0.42
Engine coolant temperature
sensor resistance k
Ω
at 20
_
C
2.1 – 2.7
sensor resistance k
Ω
at 80
_
C
0.26 – 0.36
Fuel pressure
High-pressure side MPa
4 – 6.9
Low-pressure side kPa
Approximately 324
Injector coil resistance
Ω
0.9 – 1.1
Oxygen sensor output voltage (at racing) V
0.6 – 1.0
Oxygen sensor heater resistance
Ω
11 – 18
Throttle valve control servo resistance
Ω
1.35 – 1.65
SEALANT
Item
Specified sealant
Remark
Engine coolant temperature sensor
threaded portion
3M Nut Locking Part No. 4171 or equivalent
Drying sealant
GDI –
Special Tools
13A-8
SPECIAL TOOLS
Tool
Number
Name
Use
B
A
C
D
MB991223
A: MB991219
B: MB991220
C: MB991221
D: MB991222
Harness set
A: Test harness
B: LED harness
C: LED harness
adapter
D: Probe
D
Fuel gauge simple inspection
A:
Connector pin contact pressure inspection
B:
Power circuit inspection
C:
Power circuit inspection
D:
Commercial tester connection
MB991502
MUT-
II
sub
assembly
D
Reading diagnosis code
D
GDI system inspection
MB991348
Test harness set
D
Measurement of voltage during trouble-
shooting
D
Inspection using an analyzer
MB991709
Test harness
MB991519
Alternator harness
connector
Measurement of voltage during
troubleshooting
MB991536
TPS adjustment
harness
Adjustment of throttle position sensor
MB991658
Test harness
D
Measurement of voltage during
troubleshooting
D
Inspection using an analyzer
D
Adjustment of accelerator pedal position
sensor
GDI –
Special Tools
13A-9
Tool
Use
Name
Number
MD998464
Test harness
(4-pin, square)
Oxygen sensor inspection
MD998478
Test harness
(3-pin, triangle)
D
Measurement of voltage during trouble-
shooting
D
Inspection using an analyzer
MB991529
Diagnosis code
check harness
Reading diagnosis code
MD998709
Adaptor hose
Measurement of fuel pressure
MD998742
Hose adaptor
MB991637
Fuel pressure
gauge set
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