Cid 1684 Fmi 11 Fuel Injection Pump, Internal Sensor Fault; Cid 1684 Fmi 12 Fuel Injection Pump, Device Failure - Perkins 1104E Series Troubleshooting Manual

RENR2696-01
Note: While the engine is cranking and running, the
battery voltage at terminal P40:5 should drop to 0
volts.
Ensure that the problem has been eliminated.
Results:
•
Check for active diagnostic codes – STOP.
Test Step 2.
Connect a test ECM to the engine in order to
determine if the original ECM is causing 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 3.
Test Step 3.
Contact the Perkins Technical Support Centre in
order to change the fuel injection pump. The warranty
of the fuel injection pump will be affected if the pump
is replaced without prior consultation.
Replace the fuel injection pump. Refer to Disassembly
and Assembly, "Fuel Injection Pump Remove and
Install".
Check for active diagnostic codes.
Results:
• OK – STOP.
CID 1684 FMI 11 Fuel Injection
Pump, Internal Sensor Fault
Conditions Which Generate This Code:
This code is generated by the fuel injection pump.
The problem is internal to the fuel injection pump.
There may be air in the fuel injection pump.
The voltage and/or resistance at the connectors for
the fuel injection pump are incorrect.
The ECM will log the diagnostic code. The diagnostic
code may be viewed on the electronic service tool.
System Response:
The ECM will derate the engine power by 20% while
the diagnostic code is active.
Possible Performance Effect:
The engine may experience any of the following
conditions while the diagnostic code remains active:
•
Low power
•
Reduced engine speed
Troubleshooting:
Further troubleshooting is required.
Test Step 1.
Check the tightness of all fuel line connections. Check
for air in the fuel injection pump. Refer to Operation
and Maintenance Manual, "Fuel System - Prime".
Results:
•
OK – Proceed to Test Step 2.
Test Step 2.
Refer to Troubleshooting, "Fuel Injection Pump
Circuit - Test".
Check for active diagnostic codes.
Results:
•
OK – STOP.
CID 1684 FMI 12 Fuel Injection
i01798176
Pump, Device Failure
Conditions Which Generate This Code:
This code is generated by the fuel injection pump.
The problem is internal to the fuel injection pump.
The ECM will log the diagnostic code. The diagnostic
code may be viewed on the electronic service tool.
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Troubleshooting Section
i01798177