SERIES 40 ELECTRONIC CONTROL SYSTEM
Flash
Code
Circuit
Description
311*
EOT
Engine Oil Temp. Signal Out of Range LOW
312*
EOT
Engine Oil Temp. Signal Out of Range HIGH
313
EOP**
Engine Oil Press. Below Warning Level
314
EOP**
Engine Oil Press. Below Critical Level
315*
—
Engine Speed Above Warning Level
316
—
Engine Coolant Temp. Unable to Reach
Commanded Set Point
321
ECT**
Engine Coolant Temp. Above Warning Level
322
ECT**
Engine Coolant Temp. Above Critical Level
323
ECL
Engine Coolant Below Warning / Critical Level
324
ECT
Idle Shutdown Timer Enabled Engine Shutdown
325
ECT
“Power Reduced, Matched to Cooling
System Performance”
331*
IPR
Injection Control Press. Above System
Working Range
332*
ICP
Injection Control Press. Above Spec with Engine Off
333*
IPR
Injection Control Press. Above/Below Desired Level
334
IPR_SYS
ICP Unable to Achieve Setpoint in Time
(Poor Performance)
335
IPR_SYS
ICP Unable to Build Pressure During Cranking
336
HGE
—
421 – 426
INJ
High Side to Low Side Open (Cyl.
Number Indicated)
431 – 436
INJ
High Side Shorted to Low Side
(Cyl. Number Indicated)
451 – 456
INJ
High Side Shorted to Ground or V Bat.
(Cyl. Number Indicated)
* Indicates WARN Lamp on When Fault Set
Table 3
Series 40 Diagnostic Flash Codes (continued)
34
All information subject to change without notice.
(Rev. May 2004)
DDC-SVC-MAN-0057 0305
Copyright © 2003 DETROIT DIESEL CORPORATION