Denso 4D56 - Page 46

Operation Section
1
–
41
P2127 Accelerator sensor-2
low
Open circuit detection
(+B short, ground short,
open)
Accelerator position sen-
sor
Ye s
P2138 Accelerator sensor -
duplicate malfunc-
tion high
Open circuit detection
(+B short, ground short,
open)
Accelerator position sen-
sor
Yes
P2138 Accelerator sensor -
duplicate malfunc-
tion low
Open circuit detection
(+B short, ground short,
open)
Accelerator Position Sen-
sor
Yes
ACCP characteristic
abnormality
Sensor characteristic
abnormality
Accelerator Position Sen-
sor
Yes
P2146 Common 1 system
open circuit
Injector actuation
abnormality
Injector, Wire harness or
Engine ECU
Yes
P2147 COM1 TWV actua-
tion system ground
short
Injector actuation
abnormality
Injector, Wire harness or
Engine ECU
Yes
P2148 COM1 TWV actua-
tion system +B short
Injector actuation
abnormality
Injector, Wire harness or
Engine ECU
Yes
P2149 Common 2 system
open circuit
Injector actuation
abnormality
Injector, Wire harness or
Engine ECU
Yes
P2228 Atmospheric pres-
sure sensor - low
Open circuit detection
(+B short, ground short,
open)
Engine ECU Yes
P2229 Atmospheric pres-
sure sensor - high
Open circuit detection
(+B short, ground short,
open)
Engine ECU Yes
P2413 EGR feedback abnor-
mality
Actuator malfunction EGR valve No
UD073 CAN bus OFF error Network Network No
UD101 CAN time out flag
(trans)
Network Network No
UD109 CAN time out flag
(ETACS)
Network Network No
UD190 CAN communication Network Network No
DTC
Number
(SAE)
Diagnostic Item Diagnostic Classifica-
tion
Malfunctioning Part Light
ON
Remarks