KTM 1190 RC8 R EU/UK 2009 Repair Manual page 252

ENGINE CONTROL TROUBLE CODE
Lambda sensor heater cylinder 2 - 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 2 is disconnected. (
Lambda sensor heater cylinder 2 - checking the signal wire for a short circuit to plus (terminal 30)
–
Measure the voltage between the specified points.
Break out box CO pin 15 – 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 2 - the signal wire has a short circuit to ignition plus (terminal 15) (
Lambda sensor heater cylinder 2 - 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 2 is disconnected. (
Lambda sensor heater cylinder 2 - 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 15 – Break Out Box AO pin 20
Lambda sensor heater cylinder 2 - check the resistance.
–
Measure the resistance between the specified points.
Lambda sensor cylinder 2, connector CE pin 1 – Lambda sensor cylinder 2,
connector CE pin 2
Lambda sensor heater
Resistance at: 20 °C (68 °F)
» If the specifications have not been met:
–
Change the lambda sensor cylinder 2.
400647-10
» If the specifications have been met:
–
Check the next possible cause:
Lambda sensor heater cylinder 2 - the signal wire has a short circuit to plus
(terminal 30) (
p. 227)
p. 62)
600850-12
p. 227)
p. 62)
600850-12
11.7... 14.3 Ω
p. 250)
400658-10
< 0.1 V
p. 397) pin 15 to connector CA (
600850-11
p. 396) pin 2 for a short circuit to
p. 250)
250