KTM 1190 RC8 R EU/UK 2009 Repair Manual page 291

ENGINE CONTROL TROUBLE CODE
Injector cylinder 1 - there is a power supply fault
Condition
The ignition is on.
Injector cylinder 1 is disconnected. (
Injector cylinder 1 - check the power supply
–
Measure the voltage between the specified points.
Injector cylinder 1 connector DQ pin 1 – Measuring point Ground (−)
Info
For measurement the measuring points must be subjected to a 12V/21W bulb load.
The value may not differ from the battery voltage "VBAT" by more than 1 V.
» If the specifications have not been met:
–
Check connector DQ pin 1 and connector CP (
–
Check the cable from connector DQ pin 1 to connector CP (
–
Check the cable from connector CQ (
» If the specifications have been met:
–
Check the next possible cause:
Injector cylinder 1 - the control wire has a short circuit to plus (terminal 30) (
Injector cylinder 1 - the control 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.
Injector cylinder 1 is disconnected. (
Injector cylinder 1 - check the control wire for a short circuit to plus (terminal 30).
–
Measure the voltage between the specified points.
Break out box CO pin 5 – Measuring point Ground (−)
Voltage
» If the specifications have not been met:
–
Check the cable from EFI control unit connector CO (
plus (terminal 30).
–
Replace the injector cylinder 1.
» If the specifications have been met:
–
Check the next possible cause:
Injector cylinder 1 - there is a power supply fault (
p. 225)
400591-10
p. 398) pin 2.13.
p. 398) pin 13 to the next node in the wiring harness for opens.
p. 227)
p. 225)
600850-12
400658-10
p. 398) pin 2.13 for opens.
p. 289)
400658-10
< 0.1 V
p. 397) pin 5 to connector CQ (
p. 289)
p. 398) pin 5 for a short circuit to
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