KTM 1190 RC8 R EU/UK 2009 Repair Manual page 355

ENGINE CONTROL TROUBLE CODE
Ambient air pressure sensor - the signal wire has a short circuit to plus (terminal 30)
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
The ambient air pressure sensor is disconnected. (
Ambient air pressure 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 23 – 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:
Ambient air pressure sensor - the signal wire has a short circuit to ignition plus (terminal 15) (
Ambient air pressure sensor - the signal wire has a short circuit to ignition plus (terminal 15)
Ambient air pressure sensor - the signal wire has a short circuit to the sensor power supply
p. 227)
p. 225)
600850-11
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
The ambient air pressure sensor is disconnected. (
Ambient air pressure 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 23 – Break Out Box AO pin 20
Resistance
» If the specifications have not been met:
–
Check the cable from EFI control unit connector AO (
nector DP (
600850-11
» If the specifications have been met:
–
Check the next possible cause:
Ambient air pressure 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.
Manifold absolute pressure sensor cylinder 1 is disconnected. (
400658-10
< 0.1 V
p. 392) pin 23 to connector DP (
p. 227)
∞ Ω
p. 400) pin 3 for a short circuit to ignition plus (terminal 15).
p. 353)
p. 227)
p. 400) pin 3 for a short circuit to
p. 353)
p. 225)
p. 392) pin 23 to con-
p. 223)
353