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FAULT CODE
188
Flash code FI warning
lamp (MIL)
06
FI
warning lamp (
MIL
) flashes 6x short
Display on diagnostic tool
P0123
"Throttle position sensor circuit A"
"Input signal too high"
Error level condition
Throttle position sensor voltage
"THAD"
:
≥
4.785 V
Time:
≥
3 s
Function check
Throttle position sensor - checking the voltage (
Possible cause
Throttle position sensor - signal line has a short circuit to plus (terminal 30) (
Throttle position sensor - signal line has a short circuit to ignition plus (terminal 15) (
Throttle position sensor - signal line has a short circuit to the sensor power supply (
Throttle position sensor - ground line is open (
Throttle position sensor - checking the voltage
Condition
The diagnostic tool is connected and active.
–
Select the model type.
–
Select
"ECU Diagnostic"
.
–
Highlight the
"Engine electronics EXC"
control unit.
–
Press
"Continue"
.
–
Select
"Measurement values"
.
–
Highlight
"Mixture preparation, general"
.
–
Press
"Continue"
.
–
Highlight the measured value
"Throttle position sensor circuit A voltage (THAD)"
and deselect the other parameters with
"Select mea-
sured value"
.
Throttle position sensor voltage
"THAD"
0.351… 4.784 V
» If the displayed value is equal to the setpoint value:
–
Delete the fault code.
–
Make a test ride.
–
Read out the fault code.
» If the displayed value is above the setpoint value:
–
Check the next possible cause:
Throttle position sensor - signal line has a short circuit to plus (terminal 30) (
Throttle position sensor - signal line has a short circuit to plus (terminal 30)
Condition
Th e diagnostic tool is disconnected.
The EFI control unit is disconnected.
The breakout box is connected to the wiring harness.
The throttle position sensor is disconnected.
600849-01
400607-11
Throttle position sensor - check the signal line for a short circuit to plus (terminal 30)
–
Measure the voltage between the specified points.
Break Out Box
DT
Pin
5
–
measuring point
Ground(
−
)
Voltage
≤
0.1 V
Содержание FE 450 AUS
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Страница 205: ...FAULT CODE 203 If the measured value corresponds to the specified value Contact customer service...
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Страница 243: ...WIRING DIAGRAM 241...
Страница 247: ...WIRING DIAGRAM 245...
Страница 253: ...WIRING DIAGRAM 251...
Страница 261: ...WIRING DIAGRAM 259...