KTM 1190 RC8 R EU/UK 2009 Repair Manual page 245

ENGINE CONTROL TROUBLE CODE
Lambda sensor heater cylinder 1 - 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.
Lambda sensor for cylinder 1 is disconnected. (
Lambda sensor heater cylinder 1 - checking the signal wire for a short circuit to plus (terminal 30)
–
Measure the voltage between the specified points.
Break out box CO pin 33 – Measuring point Ground (−)
Voltage
» If the specifications have not been met:
–
Check the cable from EFI control unit connector CO (
plus (terminal 30).
» If the specifications have been met:
–
Check the next possible cause:
Lambda sensor heater cylinder 1 - the signal wire has a short circuit to ignition plus (terminal 15) (
Lambda sensor heater cylinder 1 - the signal wire has a short circuit to ignition plus (terminal 15)
Condition
The ignition is off.
The EFI control unit is disconnected. (
The break out box is connected to the wiring harness.
Lambda sensor for cylinder 1 is disconnected. (
Lambda sensor heater cylinder 1 - check the signal wire for a short circuit to ignition plus (terminal 15).
–
Measure the resistance between the specified points.
Break out box CO pin 33 – Break Out Box AO pin 20
Resistance
» If the specifications have not been met:
–
Check the cable from EFI control unit connector CO (
ignition plus (terminal 15).
» If the specifications have not been met:
–
Replace the lambda sensor cylinder 1.
» If the specifications have been met:
–
Check the next possible cause:
Lambda sensor heater cylinder 1 - the signal wire has a short circuit to plus
(terminal 30) (
p. 227)
p. 62)
600850-12
p. 227)
p. 62)
600850-12
p. 243)
400658-10
< 0.1 V
p. 397) pin 33 to connector CA (
600850-11
∞ Ω
p. 397) pin 33 to connector CA (
p. 396) pin 2 for a short circuit to
p. 243)
p. 396) pin 2 for a short circuit to
243