ENGINE (J05E)/TROUBLESHOOTING
2–509
P041B: EGR gas temperature sensor - rationality
INFORMATION [at engine running 2]
1.
Technical description
•
The EGR cooler outlet temperature sensor consistently measures temperature at the outlet of the EGR cooler.
<Description of malfunction>
•
EGR cooler outlet temperature cannot be correctly recognized.
2.
DTC set condition
(1)
DTC detection condition
The conditions described below remain for 11 seconds or more.
•
The battery voltage is in the range of 10 to 16 V.
•
The condition that the engine speed remains at 500 r/min or more for 5 seconds or more.
The conditions described below remain for 40 seconds or more.
•
The engine speed is 1500 r/min or more.
•
Fuel injection quantity is 40 mm
3
/st. cyl or more.
•
The EGR gas flow rate is 36 kg/h or more.
•
A change in the engine speed is 156 r/min/sec or less.
•
A change in fuel injection quantity is 78 mm
3
/st.cyl.sec or less.
•
Atmospheric pressure is higher than 75 kPa.
•
Vehicle speed is 13 mile/h or more.
•
Intake air quantity is 45 g/sec or more.
•
Intake air temperature sensor (built-in air flow sensor) is -10
C {14
F} or more.
•
Exhaust brake and DPR are not actuated.
YM5
YM6
(CAN+)
(CAN-)
NF
A
NF
A
(CANH)
(CANL)
Y4K
Y4J
(GND)
#XG
#XV
(CANH)
(CANL)
Z90
Y2E
Z90
$4
Y4J
X36
(E)
(+B)
(+B)
X36
(L)
Y2E
NAT
Actuator power
relay
EGR
actuator
VNT
controller
Resistor
Intake manifold
temperature sensor
$XW
(PC2S)
(E1)
X85
XZG
Z70
$XV
(PCR1)
(VC1)
(E2)
(PCR2)
(VC2)
Z72
XZH
(VC2)
(PCR2)
(E2)
(VC)
(PCR1)
(E1)
(PC1S)
XG2
Z6R
EBJ
EBH
EBN
EBM
EBL
EBK
J0L
Z65
J0M
(VC)
(PIM)
(E)
(E2)
X72
(THA)
ZJP
(E4)
X0G
(PIM)
(THA)
X82
10mA
10mA
Intercooler outlet
temperature sensor
E7Q
(E2)
E7P
(THG)
(THA
O)
XSW
10mA
10mA
15mA
5mA
15mA
15mA
2mA
2mA
15mA
15mA
15mA
Common rail
pressure sensor
Boost pressure
sensor
Engine ECU
Z2N
(E2)
X7U
(THG)
(THG)
X4A
EGR cooler outlet
temperature sensor
10mA
10mA
SHTS021270300471
