DEF SCR SYSTEM (DCU)
5–114
DTC: P203D
EN01H16F02040F03001026
DTC: P203D DEF tank level sensor - out of range (Out of range high)
INFORMATION
1. Technical description
•
The DEF tank level sensor is connected via the engine ECU and DCU through CAN communication, and it sends and
receives data.
<Description of malfunction>
•
Failure of DEF tank level sensor is received from CAN data.
2. DTC set condition
(1) DTC detection condition
Starter switch ON.
(2) Judgement criteria
Failure of DEF tank level sensor (High failure flag) is received from CAN data.
3. Reset condition
•
After having restored to the normal conditions.
4. Indication, warning or system control regulation when the DTC is set.
•
MIL: ON
•
DEF level indicator is stopped.
Common rail_CAN_J/C3
Common rail_CAN_J/C1
NOx
sensor 1
NOx
sensor 2
%JU
%JZ
%JQ
%KF
%JV
(CA2H)
(CA2L)
(CA2H)
(CA2L)
(CA3H)
%KH
%KG
(CA3L)
(CA3H)
%KE
(CA3L)
%KM
(CA3H)
%KL
(CA3L)
%JR
(CA2H)
%JW
(CA2L)
LE9
LE8
(CANH)
(CANL)
H
L
H
L
H
L
%JS
(CA2H)
%JX
(CA2L)
LED
LEC
(CANH)
(CANL)
DEF sensor
(DEF tank
level sensor)
H
L
%KP
(CA3H)
%KN
(CA3L)
LEK
LEJ
(CANH)
(CANL)
H
L
&RE
(CA2H)
&RJ
(CA2L)
&RD
(CA2H)
&RH
(CA2L)
&RF
&RK
(CA2H)
(CA2L)
Common rail_
CAN_J/C2
Engine
ECU
DCU
#S5
#S7
#S5
#S7
#AW
#AV
#AW
#AV
LCM
H
L
(CA1H)
LCN
LF5
LF6
(CA1L)
(CAL1)
#CP #CP
#CQ
#CQ
#SD #SD
#SF
#SF
K6V
(CANH)
K6W
(CANL)
H
L
(CAH1)
LEY
LEZ
250K
500K
(CAL0)
(CAH0)
LJM
LJN
(CAH1)
(CAL1)
LJK
LJL
(CAH0)
(CAL0)
BCU
SAPH16F020400075
Содержание 238
Страница 201: ...ENGINE CONTROL SYSTEM J08E 4 978 Harness disconnection or short circuit ...
Страница 215: ...ENGINE CONTROL SYSTEM J08E 4 992 Malfunction of sensor 2 Malfunction of engine ECU ...
Страница 301: ...ENGINE CONTROL SYSTEM J08E 4 1078 8 Estimated failure factors Malfunction of engine ECU ...
Страница 327: ...ENGINE CONTROL SYSTEM J08E 4 1104 EGR valve malfunction Clogged air intake system VNT controller malfunction ...
Страница 709: ...DEF SCR SYSTEM DCU 5 143 8 Estimated failure factors DEF pump pressure sensor malfunction ...