KTM 1190 RC8 R EU/UK 2009 Repair Manual page 264

ENGINE CONTROL TROUBLE CODE
Intake air temperature sensor - check the signal wire for a short circuit to plus (terminal 30)
–
Measure the voltage between the specified points.
Break Out Box AO pin 22 – Measuring point Ground (−)
Voltage
» If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
plus (terminal 30).
» If the specifications have been met:
–
Check the next possible cause:
Intake air temperature sensor - the signal wire has a short circuit to ignition plus (terminal 15) (
Intake air temperature sensor - the signal wire has a short circuit to ignition plus (terminal 15)
Intake air temperature sensor - the signal wire has a short circuit to the sensor power supply
600850-11
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
Intake air temperature sensor - check the signal wire for a short circuit to ignition plus
(terminal 15)
–
Measure the resistance between the specified points.
Break Out Box AO pin 20 – Break Out Box AO pin 22
Resistance
» If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
nector CM (
600850-11
» If the specifications have been met:
–
Check the next possible cause:
Intake air temperature sensor - the signal wire has a short circuit to the sensor
power supply (
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
Intake air temperature sensor - check the signal wire for a short circuit to the sensor power
supply
–
Measure the resistance between the specified points.
Break Out Box AO pin 1 – Break Out Box AO pin 22
Resistance
» If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
nector CM (
600850-11
» If the specifications have been met:
–
Check the next possible cause:
Intake air temperature sensor - the signal wire has an open (
400658-10
≤ 0.1 V
p. 392) pin 22 to connector CM (
p. 227)
∞ Ω
p. 397) pin 2 for a short circuit to ignition plus (terminal 15).
p. 262)
p. 227)
∞ Ω
p. 397) pin 2 for a short circuit to the sensor power supply.
p. 397) pin 2 for a short circuit to
p. 262)
p. 392) pin 22 to con-
p. 392) pin 22 to con-
p. 263)
262