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FAULT CODE
177
Intake air temperature sensor - signal line is open
Condition
Th e diagnostic tool is disconnected.
The EFI control unit is disconnected.
The breakout box is connected to the wiring harness.
600849-01
400587-10
Intake air temperature sensor - check the signal line for an open circuit
–
Measure the resistance between the specified points.
Break Out Box
DT
Pin
25
–
Connector
CM
Pin
2
Resistance
≤
0.6
Ω
» If the measured value does not correspond to the specified value:
–
Check connector
DT
pin
25
and connector
CM
pin
2
.
–
Check the cable from connector
DT
pin
25
to connector
CM
pin
2
for an open circuit.
» If the measured value corresponds to the specified value:
–
Check the next possible cause:
Intake air temperature sensor - ground line is open (
Intake air temperature sensor - ground line is open
Condition
Th e diagnostic tool is disconnected.
The EFI control unit is disconnected.
The breakout box is connected to the wiring harness.
600849-01
400587-10
Intake air temperature sensor - check the ground line for an open circuit
–
Measure the resistance between the specified points.
Break Out Box
DT
Pin
24
–
Connector
CM
Pin
1
Resistance
≤
0.6
Ω
» If the measured value does not correspond to the specified value:
–
Check connector
DT
pin
24
and connector
CM
pin
1
.
–
Check the cable from connector
DT
pin
24
to connector
CM
pin
1
for an open circuit.
» If the measured value corresponds to the specified value:
–
Check the next possible cause:
Intake air temperature sensor - value not plausible (
Summary of Contents for FE 450 AUS
Page 2: ......
Page 237: ...235...
Page 243: ...WIRING DIAGRAM 241...
Page 247: ...WIRING DIAGRAM 245...
Page 253: ...WIRING DIAGRAM 251...
Page 261: ...WIRING DIAGRAM 259...