Page 1
List of DTC
ISUZU ENGINE DIAGNOSTIC CHART
RETURN TO INDEX
SPN FMI P
Code
91 2 P1271 Accelerator sensor
91 3 P1277 Accelerator sensor 1
91 4 P1278 Accelerator sensor 1
91 3 P1282 Accelerator sensor 2
91 4 P1283 Accelerator sensor 2
100 3 P0522 Engine oil pressure
100 4 P0523 Engine oil pressure
102 3 P0237 Boost pressure
102 4 P0238 Boost pressure
105 4 P1112 Boost temperature
105 3 P1113 Boost temperature
108 3 P0107 Barometric pressure
108 4 P0108 Barometric pressure
110 4 P0117 Engine coolant
110 3 P0118 Engine coolant
DTC description Trouble
1-2 comparison fault
fault (low voltage
fault)
fault (high voltage
fault)
fault (low voltage
fault)
fault (high voltage
fault)
sensor fault (low
voltage fault)
sensor fault (high
voltage fault)
sensor fault (low
voltage fault)
sensor fault (high
voltage fault)
sensor fault (low
voltage fault)
sensor fault (high
voltage fault)
sensor fault (low
voltage fault)
sensor fault (high
voltage fault)
temperature sensor
fault (low voltage
fault)
temperature sensor
fault (high voltage
fault)
display
on
monitor
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SPN FMI P
Code
110 0 P1173 Overheat ❍
157 0 P0088 Common rail
157 0 P0088 Common rail
157 2 P0089 Common rail
157 4 P0192 Common rail
157 3 P0193 Common rail
172 4 P0112 Intake air
172 3 P0113 Intake air
174 4 P0182 Fuel temperature
174 3 P0183 Fuel temperature
190 0 P0219 Overrun ❍
628 2 P0601 ROM fault ❍
633 7 P1095 Pressure limiter
636 2 P0340 Cam sensor fault
636 2 P0341 Cam sensor fault
636 7 P1345 Cam sensor out of
639 2 U2104 CAN Bus fault ❍
639 3 U2106 CAN timeout fault ❍
DTC description Trouble
display
monitor
pressure fault (1st
stage)
pressure fault (2nd
stage)
pressure fault
(Excessive pressure
feed in pump)
pressure sensor
fault (low voltage
fault)
pressure sensor
fault (high voltage
fault)
temperature sensor
fault (low voltage
fault)
temperature sensor
fault (high voltage
fault)
sensor fault (low
voltage fault)
sensor fault (high
voltage fault)
open
(no signal)
(signal fault)
phase
on
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Page 2
SPN FMI P
Code
DTC description Trouble
display
on
monitor
SPN FMI P
Code
DTC description Trouble
display
on
monitor
651 3 P0201 Open circuit in
injection nozzle #1
drive system
652 3 P0202 Open circuit in
injection nozzle #2
drive system
653 3 P0203 Open circuit in
injection nozzle #3
drive system
654 3 P0204 Open circuit in
injection nozzle #4
drive system
655 3 P0205 Open circuit in
injection nozzle #5
drive system
656 3 P0206 Open circuit in
injection nozzle #6
drive system
723 2 P0335 Crank sensor fault
(no signal)
723 2 P0336 Crank sensor fault
(signal fault)
987 3 P0650 Check engine lamp
fault
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10004 2 P1262 Injection nozzle
common 2 drive
system fault
10005 1 P0611 Charge circuit fault
(bank 1)
10006 1 P0612 Charge circuit fault
(bank 2)
10007 2 P0606 CPU fault ❍
10008 2 P1630 A/D conversion fault ❍
10009 2 P1633 Voltage fault in 5-V
power supply 3
10010 2 P1634 Voltage fault in 5-V
power supply 4
10011 2 P1635 Voltage fault in 5-V
power supply 5
10013 2 P0603 EEPROM fault ❍
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1077 2 P0606 CPU monitoring IC
fault
1079 2 P1631 Voltage fault in 5-V
power supply 1
1080 2 P1632 Voltage fault in 5-V
power supply 2
1239 1 P0087 No pump pressure
feed (fuel leakage)
1240 1 P1093 No pump pressure
feed (fuel leakage)
1347 0 P0090 SCV drive system
open circuit, +B
short or ground
short
1485 2 P1625 Main relay system
fault (Not enter)
10001 3 P0487 EGR position fault
(Brushless
specification)
10002 2 P0488 EGR valve control
fault
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10003 2 P1261 Injection nozzle
common 1 drive
system fault
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