7-48
FAULTY DIAGNOSIS
Fault
Code
LAMP
REASON
EFFECT
214
221
222
227
234
238
241
242
245
249
254
Red
Amber
Amber
Amber
Red
Amber
Amber
Amber
Amber
Amber
Red
Engine oil temperature signal indicates engine oil
temperature above engine protection critical limit
High signal voltage detected at barometric pressure circuit
Low signal voltage detected at barometric pressure circuit
High voltage detected at sensor supply number 2 circuit
Engine speed signal indicates engine speed above engine
protection limit
Low voltage detected on the +5 volt sensor supply circuit to
the engine speed sensor
The ECM lost the vehicle speed signal
Signal indicates an intermittent connection or VSS
tampering
Low signal voltage detected at the fan control circuit when
commanded ON
High signal voltage detected at ambient air temperature circuit
Low voltage detected at fuel shutoff valve circuit
Progressive speed deratre increasing in
severity from time of alert.
If the Engine Protection Shutdown feature is
enabled, engine will shut down 30 seconds after
the red lamp starts flashing.
Engine power derate.
Engine power derate.
Engine will run derated.
No engine protection for intake manifold air
temperature.
Fuel injection disabled until engine speed falls
below the overspeed limit.
Possible hard starting and rough running.
Engine speed limited to Maximum Engine
Speed without VSS parameter value.
Cruise control, Gear-Down Protection, and
Road speed Governor will not work.
Engine speed limited to Maximum Engine
Speed without VSS parameter value.
Cruise control, Gear-Down Protection, and
Road speed Governor will not work.
The fan can possibly stay on continuously or
not run at all.
None on performance.
Fuel shutoff valve will close.
Engine will shutdown.
Summary of Contents for BS Series
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Page 13: ...DEALER IMPRINT...
Page 153: ...6 11 VEHICLE INSPECTION AND MAINTENANCE OM F115E TYPE B...
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