Troubleshooting
90 RENR2696-01
Troubleshooting Section
Results:
•
OK – There are no problems with engine oil
pressure. There may be an intermittent problem.
Repair: Monitor the operation of the engine. Repair
the problem. Ensure that the repair eliminates the
problem.
STOP.
•
Not OK – There are problems with engine oil
pressure.
Repair: Repair the problem. Ensure that the repair
eliminates the problem.
STOP.
i01798191
E190 Engine Overspeed
Warning
Conditions W
hich Generate This Code:
Engine speed is above 3000 rpm for the 1104 for
more than 0.6
seconds or the engine speed is above
3300 RPM for the 1106 for more than 0.6 seconds.
The reset point for both the 1104 and 1106 is 2800
RPM.
Note: This Event Code represents an event. This
does not rep
resent an electronic system fault.
System Response:
The event is logged in memory. The event may be
viewed on a display module or the electronic service
tool.
Possible Performance Effect:
None
Troublesh
ooting:
This event indicates excessive engine speed. This
does not re
present a problem with the Engine Control
Module (ECM). This does not represent a problem
with the Electronic Speed/Timing Sensor.
Engine Overspeed Warning
This event
records the engine overspeed warning.
No troubleshooting is required.
Expected Result:
Results:
•
OK – STOP.
i01798192
E442 Engine Fa
iledtoStop
with a No-Fuel Command
Conditions Which G enerate This Code:
The engine shutdown was slow when the keyswitch
was turned to the OFF position.
The engine failed to shutdown when the keyswitch
was turned to the OFF position.
The engine failed to shutdown when the fuel injection
pump stopped fuel injection.
System Response:
If the engine
still fails to shut down, the ECM will
disable the power relay for the fuel injection pump.
The event cod
e is logged in the ECM memory.
Possible Pe rformance Effect:
Slow engine shutdown
Troubleshoo
ting:
No troubleshooting will be required unless the
diagnostic c
ode 1684-09 is active.
Test Step 1.
Connect a test ECM in order to determine if the
original ECM is the cause of the problem.
Note: The parameters of the test ECM must match
the parameters in the suspect ECM.
If the test ECM resolves the problem, reconnect the
suspect ECM.
Verify that the problem returns. If the problem returns,
replace the suspect ECM.
Results:
•
OK – STOP.
•
Not OK – Proceed to Test Step 2.