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Fav 900
Engine / Systems
Trouble shooting program EDC
B
Faults
Fav 900 chassis number 23/3001 and up
16.11.2000
2000
000001
B
b
49/72
Capitel
Docu-No.
Index
Date
Version
Page
Trouble shooting program EDC
Pump Speed Sensor (IWZ-Signal) A020 (Test 33)
Failure Code (Fendt):
1.2.C7
Text-module
Failure location (MAN):
C7
Text-module
Failure display :
Message on Dashpanel
Text-module
Failure path:
Injection Pump
Text-module
Consequences :
Engine Stops
Text-module
Possible Origin:
Failure within Fuel lifting System (leaks, clogged, Air in System)
Injection Pump failure (Dynamically : not plausible, statically : Increments / Segment not complete)
Text-module
Remark:
Before Replacing any Pump or Control Module, failure Codes must l be analyzed and then deleted.
In case of several Failure Codes, check first the Test procedures wich are not requesting a replacement
of the Control Module or of the pump.
Text-module
Text-module
Test
Measurement
Trouble shooting
Injection Pump
Failure Conditions: no indications
- Record Failure and ambient Para-
meters with FENDIAS
- Delete Failure Code Memory with
FENDIAS
- Check again with FENDIAS
- Check fuel supply system
- Purge air from fuel lines (Filter, than
Injection lines on at least 3 injectors)
- After successfull engine start, keep
engine running idle during at least 30
seconds
- Fill up fuel tank
- Check pump
- if failure persists, Replace injection
pump